| Flutter Impeller |

content_context.cc
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "impeller/entity/contents/content_context.h"
6
7 #include <format>
8 #include <memory>
9 #include <utility>
10
11 #include "fml/trace_event.h"
12 #include "impeller/base/validation.h"
13 #include "impeller/core/formats.h"
14 #include "impeller/core/texture_descriptor.h"
15 #include "impeller/entity/contents/framebuffer_blend_contents.h"
16 #include "impeller/entity/contents/pipelines.h"
17 #include "impeller/entity/contents/text_shadow_cache.h"
18 #include "impeller/entity/entity.h"
19 #include "impeller/entity/render_target_cache.h"
20 #include "impeller/renderer/command_buffer.h"
21 #include "impeller/renderer/pipeline.h"
22 #include "impeller/renderer/pipeline_descriptor.h"
23 #include "impeller/renderer/pipeline_library.h"
24 #include "impeller/renderer/render_target.h"
25 #include "impeller/renderer/texture_util.h"
26 #include "impeller/tessellator/tessellator.h"
27 #include "impeller/typographer/typographer_context.h"
28
29 namespace impeller {
30
31 namespace {
32
33 /// A generic version of `Variants` which mostly exists to reduce code size.
34 class GenericVariants {
35 public:
36 void Set(const ContentContextOptions& options,
37 std::unique_ptr<GenericRenderPipelineHandle> pipeline) {
38 uint64_t p_key = options.ToKey();
39 for (const auto& [key, pipeline] : pipelines_) {
40 if (key == p_key) {
41 return;
42 }
43 }
44 pipelines_.push_back(std::make_pair(p_key, std::move(pipeline)));
45 }
46
47 void SetDefault(const ContentContextOptions& options,
48 std::unique_ptr<GenericRenderPipelineHandle> pipeline) {
49 default_options_ = options;
50 if (pipeline) {
51 Set(options, std::move(pipeline));
52 }
53 }
54
55 GenericRenderPipelineHandle* Get(const ContentContextOptions& options) const {
56 uint64_t p_key = options.ToKey();
57 for (const auto& [key, pipeline] : pipelines_) {
58 if (key == p_key) {
59 return pipeline.get();
60 }
61 }
62 return nullptr;
63 }
64
65 void SetDefaultDescriptor(std::optional<PipelineDescriptor> desc) {
66 desc_ = std::move(desc);
67 }
68
69 size_t GetPipelineCount() const { return pipelines_.size(); }
70
71 bool IsDefault(const ContentContextOptions& opts) {
72 return default_options_.has_value() &&
73 opts.ToKey() == default_options_.value().ToKey();
74 }
75
76 protected:
77 std::optional<PipelineDescriptor> desc_;
78 std::optional<ContentContextOptions> default_options_;
79 std::vector<std::pair<uint64_t, std::unique_ptr<GenericRenderPipelineHandle>>>
80 pipelines_;
81 };
82
83 /// Holds multiple Pipelines associated with the same PipelineHandle types.
84 ///
85 /// For example, it may have multiple
86 /// RenderPipelineHandle<SolidFillVertexShader, SolidFillFragmentShader>
87 /// instances for different blend modes. From them you can access the
88 /// Pipeline.
89 ///
90 /// See also:
91 /// - impeller::ContentContextOptions - options from which variants are
92 /// created.
93 /// - impeller::Pipeline::CreateVariant
94 /// - impeller::RenderPipelineHandle<> - The type of objects this typically
95 /// contains.
96 template <class PipelineHandleT>
97 class Variants : public GenericVariants {
98 static_assert(
99 ShaderStageCompatibilityChecker<
100 typename PipelineHandleT::VertexShader,
101 typename PipelineHandleT::FragmentShader>::Check(),
102 "The output slots for the fragment shader don't have matches in the "
103 "vertex shader's output slots. This will result in a linker error.");
104
105 public:
106 Variants() = default;
107
108 void Set(const ContentContextOptions& options,
109 std::unique_ptr<PipelineHandleT> pipeline) {
110 GenericVariants::Set(options, std::move(pipeline));
111 }
112
113 void SetDefault(const ContentContextOptions& options,
114 std::unique_ptr<PipelineHandleT> pipeline) {
115 GenericVariants::SetDefault(options, std::move(pipeline));
116 }
117
118 void CreateDefault(const Context& context,
119 const ContentContextOptions& options,
120 const std::vector<Scalar>& constants = {}) {
121 std::optional<PipelineDescriptor> desc =
122 PipelineHandleT::Builder::MakeDefaultPipelineDescriptor(context,
123 constants);
124 if (!desc.has_value()) {
125 VALIDATION_LOG << "Failed to create default pipeline.";
126 return;
127 }
128 options.ApplyToPipelineDescriptor(*desc);
129 desc_ = desc;
130 if (context.GetFlags().lazy_shader_mode) {
131 SetDefault(options, nullptr);
132 } else {
133 SetDefault(options, std::make_unique<PipelineHandleT>(context, desc_,
134 /*async=*/true));
135 }
136 }
137
138 PipelineHandleT* Get(const ContentContextOptions& options) const {
139 return static_cast<PipelineHandleT*>(GenericVariants::Get(options));
140 }
141
142 PipelineHandleT* GetDefault(const Context& context) {
143 if (!default_options_.has_value()) {
144 return nullptr;
145 }
146 PipelineHandleT* result = Get(default_options_.value());
147 if (result != nullptr) {
148 return result;
149 }
150 SetDefault(default_options_.value(), std::make_unique<PipelineHandleT>(
151 context, desc_, /*async=*/false));
152 // NOLINTNEXTLINE(bugprone-unchecked-optional-access)
153 return Get(default_options_.value());
154 }
155
156 private:
157 Variants(const Variants&) = delete;
158
159 Variants& operator=(const Variants&) = delete;
160 };
161
162 template <class RenderPipelineHandleT>
163 RenderPipelineHandleT* CreateIfNeeded(
164 const ContentContext* context,
165 Variants<RenderPipelineHandleT>& container,
166 ContentContextOptions opts) {
167 if (!context->IsValid()) {
168 return nullptr;
169 }
170
171 if (RenderPipelineHandleT* found = container.Get(opts)) {
172 return found;
173 }
174
175 RenderPipelineHandleT* default_handle =
176 container.GetDefault(*context->GetContext());
177 if (container.IsDefault(opts)) {
178 return default_handle;
179 }
180
181 // The default must always be initialized in the constructor.
182 FML_CHECK(default_handle != nullptr);
183
184 const std::shared_ptr<Pipeline<PipelineDescriptor>>& pipeline =
185 default_handle->WaitAndGet();
186 if (!pipeline) {
187 return nullptr;
188 }
189
190 auto variant_future = pipeline->CreateVariant(
191 /*async=*/false, [&opts, variants_count = container.GetPipelineCount()](
192 PipelineDescriptor& desc) {
193 opts.ApplyToPipelineDescriptor(desc);
194 desc.SetLabel(std::format("{} V#{}", desc.GetLabel(), variants_count));
195 });
196 std::unique_ptr<RenderPipelineHandleT> variant =
197 std::make_unique<RenderPipelineHandleT>(std::move(variant_future));
198 container.Set(opts, std::move(variant));
199 return container.Get(opts);
200 }
201
202 template <class TypedPipeline>
203 PipelineRef GetPipeline(const ContentContext* context,
204 Variants<TypedPipeline>& container,
205 ContentContextOptions opts) {
206 TypedPipeline* pipeline = CreateIfNeeded(context, container, opts);
207 if (!pipeline) {
208 return raw_ptr<Pipeline<PipelineDescriptor>>();
209 }
210 return raw_ptr(pipeline->WaitAndGet());
211 }
212
213 } // namespace
214
215 struct ContentContext::Pipelines {
216 // clang-format off
217 Variants<BlendColorBurnPipeline> blend_colorburn;
218 Variants<BlendColorDodgePipeline> blend_colordodge;
219 Variants<BlendColorPipeline> blend_color;
220 Variants<BlendDarkenPipeline> blend_darken;
221 Variants<BlendDifferencePipeline> blend_difference;
222 Variants<BlendExclusionPipeline> blend_exclusion;
223 Variants<BlendHardLightPipeline> blend_hardlight;
224 Variants<BlendHuePipeline> blend_hue;
225 Variants<BlendLightenPipeline> blend_lighten;
226 Variants<BlendLuminosityPipeline> blend_luminosity;
227 Variants<BlendMultiplyPipeline> blend_multiply;
228 Variants<BlendOverlayPipeline> blend_overlay;
229 Variants<BlendSaturationPipeline> blend_saturation;
230 Variants<BlendScreenPipeline> blend_screen;
231 Variants<BlendSoftLightPipeline> blend_softlight;
232 Variants<BorderMaskBlurPipeline> border_mask_blur;
233 Variants<CirclePipeline> circle;
234 Variants<ClipPipeline> clip;
235 Variants<ColorMatrixColorFilterPipeline> color_matrix_color_filter;
236 Variants<ConicalGradientFillConicalPipeline> conical_gradient_fill;
237 Variants<ConicalGradientFillRadialPipeline> conical_gradient_fill_radial;
238 Variants<ConicalGradientFillStripPipeline> conical_gradient_fill_strip;
239 Variants<ConicalGradientFillStripRadialPipeline> conical_gradient_fill_strip_and_radial;
240 Variants<ConicalGradientSSBOFillPipeline> conical_gradient_ssbo_fill;
241 Variants<ConicalGradientSSBOFillPipeline> conical_gradient_ssbo_fill_radial;
242 Variants<ConicalGradientSSBOFillPipeline> conical_gradient_ssbo_fill_strip_and_radial;
243 Variants<ConicalGradientSSBOFillPipeline> conical_gradient_ssbo_fill_strip;
244 Variants<ConicalGradientUniformFillConicalPipeline> conical_gradient_uniform_fill;
245 Variants<ConicalGradientUniformFillRadialPipeline> conical_gradient_uniform_fill_radial;
246 Variants<ConicalGradientUniformFillStripPipeline> conical_gradient_uniform_fill_strip;
247 Variants<ConicalGradientUniformFillStripRadialPipeline> conical_gradient_uniform_fill_strip_and_radial;
248 Variants<FastGradientPipeline> fast_gradient;
249 Variants<FramebufferBlendColorBurnPipeline> framebuffer_blend_colorburn;
250 Variants<FramebufferBlendColorDodgePipeline> framebuffer_blend_colordodge;
251 Variants<FramebufferBlendColorPipeline> framebuffer_blend_color;
252 Variants<FramebufferBlendDarkenPipeline> framebuffer_blend_darken;
253 Variants<FramebufferBlendDifferencePipeline> framebuffer_blend_difference;
254 Variants<FramebufferBlendExclusionPipeline> framebuffer_blend_exclusion;
255 Variants<FramebufferBlendHardLightPipeline> framebuffer_blend_hardlight;
256 Variants<FramebufferBlendHuePipeline> framebuffer_blend_hue;
257 Variants<FramebufferBlendLightenPipeline> framebuffer_blend_lighten;
258 Variants<FramebufferBlendLuminosityPipeline> framebuffer_blend_luminosity;
259 Variants<FramebufferBlendMultiplyPipeline> framebuffer_blend_multiply;
260 Variants<FramebufferBlendOverlayPipeline> framebuffer_blend_overlay;
261 Variants<FramebufferBlendSaturationPipeline> framebuffer_blend_saturation;
262 Variants<FramebufferBlendScreenPipeline> framebuffer_blend_screen;
263 Variants<FramebufferBlendSoftLightPipeline> framebuffer_blend_softlight;
264 Variants<GaussianBlurPipeline> gaussian_blur;
265 Variants<GlyphAtlasPipeline> glyph_atlas;
266 Variants<LinePipeline> line;
267 Variants<LinearGradientFillPipeline> linear_gradient_fill;
268 Variants<LinearGradientSSBOFillPipeline> linear_gradient_ssbo_fill;
269 Variants<LinearGradientUniformFillPipeline> linear_gradient_uniform_fill;
270 Variants<LinearToSrgbFilterPipeline> linear_to_srgb_filter;
271 Variants<MorphologyFilterPipeline> morphology_filter;
272 Variants<PorterDuffBlendPipeline> clear_blend;
273 Variants<PorterDuffBlendPipeline> destination_a_top_blend;
274 Variants<PorterDuffBlendPipeline> destination_blend;
275 Variants<PorterDuffBlendPipeline> destination_in_blend;
276 Variants<PorterDuffBlendPipeline> destination_out_blend;
277 Variants<PorterDuffBlendPipeline> destination_over_blend;
278 Variants<PorterDuffBlendPipeline> modulate_blend;
279 Variants<PorterDuffBlendPipeline> plus_blend;
280 Variants<PorterDuffBlendPipeline> screen_blend;
281 Variants<PorterDuffBlendPipeline> source_a_top_blend;
282 Variants<PorterDuffBlendPipeline> source_blend;
283 Variants<PorterDuffBlendPipeline> source_in_blend;
284 Variants<PorterDuffBlendPipeline> source_out_blend;
285 Variants<PorterDuffBlendPipeline> source_over_blend;
286 Variants<PorterDuffBlendPipeline> xor_blend;
287 Variants<RadialGradientFillPipeline> radial_gradient_fill;
288 Variants<RadialGradientSSBOFillPipeline> radial_gradient_ssbo_fill;
289 Variants<RadialGradientUniformFillPipeline> radial_gradient_uniform_fill;
290 Variants<RRectBlurPipeline> rrect_blur;
291 Variants<RSuperellipseBlurPipeline> rsuperellipse_blur;
292 Variants<SolidFillPipeline> solid_fill;
293 Variants<SrgbToLinearFilterPipeline> srgb_to_linear_filter;
294 Variants<SweepGradientFillPipeline> sweep_gradient_fill;
295 Variants<SweepGradientSSBOFillPipeline> sweep_gradient_ssbo_fill;
296 Variants<SweepGradientUniformFillPipeline> sweep_gradient_uniform_fill;
297 Variants<TextureDownsamplePipeline> texture_downsample;
298 Variants<TexturePipeline> texture;
299 Variants<TextureStrictSrcPipeline> texture_strict_src;
300 Variants<TiledTexturePipeline> tiled_texture;
301 Variants<VerticesUber1Shader> vertices_uber_1_;
302 Variants<VerticesUber2Shader> vertices_uber_2_;
303 Variants<YUVToRGBFilterPipeline> yuv_to_rgb_filter;
304
305 #ifdef IMPELLER_ENABLE_OPENGLES
306 Variants<TiledTextureExternalPipeline> tiled_texture_external;
307 Variants<TextureDownsampleGlesPipeline> texture_downsample_gles;
308 Variants<TiledTextureUvExternalPipeline> tiled_texture_uv_external;
309 #endif // IMPELLER_ENABLE_OPENGLES
310 // clang-format on
311 };
312
313 void ContentContextOptions::ApplyToPipelineDescriptor(
314 PipelineDescriptor& desc) const {
315 auto pipeline_blend = blend_mode;
316 if (blend_mode > Entity::kLastPipelineBlendMode) {
317 VALIDATION_LOG << "Cannot use blend mode " << static_cast<int>(blend_mode)
318 << " as a pipeline blend.";
319 pipeline_blend = BlendMode::kSrcOver;
320 }
321
322 desc.SetSampleCount(sample_count);
323
324 ColorAttachmentDescriptor color0 = *desc.GetColorAttachmentDescriptor(0u);
325 color0.format = color_attachment_pixel_format;
326 color0.alpha_blend_op = BlendOperation::kAdd;
327 color0.color_blend_op = BlendOperation::kAdd;
328 color0.write_mask = ColorWriteMaskBits::kAll;
329
330 switch (pipeline_blend) {
331 case BlendMode::kClear:
332 if (is_for_rrect_blur_clear) {
333 color0.alpha_blend_op = BlendOperation::kReverseSubtract;
334 color0.color_blend_op = BlendOperation::kReverseSubtract;
335 color0.dst_alpha_blend_factor = BlendFactor::kOne;
336 color0.dst_color_blend_factor = BlendFactor::kOne;
337 color0.src_alpha_blend_factor = BlendFactor::kDestinationColor;
338 color0.src_color_blend_factor = BlendFactor::kDestinationColor;
339 } else {
340 color0.dst_alpha_blend_factor = BlendFactor::kZero;
341 color0.dst_color_blend_factor = BlendFactor::kZero;
342 color0.src_alpha_blend_factor = BlendFactor::kZero;
343 color0.src_color_blend_factor = BlendFactor::kZero;
344 }
345 break;
346 case BlendMode::kSrc:
347 color0.blending_enabled = false;
348 color0.dst_alpha_blend_factor = BlendFactor::kZero;
349 color0.dst_color_blend_factor = BlendFactor::kZero;
350 color0.src_alpha_blend_factor = BlendFactor::kOne;
351 color0.src_color_blend_factor = BlendFactor::kOne;
352 break;
353 case BlendMode::kDst:
354 color0.dst_alpha_blend_factor = BlendFactor::kOne;
355 color0.dst_color_blend_factor = BlendFactor::kOne;
356 color0.src_alpha_blend_factor = BlendFactor::kZero;
357 color0.src_color_blend_factor = BlendFactor::kZero;
358 color0.write_mask = ColorWriteMaskBits::kNone;
359 break;
360 case BlendMode::kSrcOver:
361 color0.dst_alpha_blend_factor = BlendFactor::kOneMinusSourceAlpha;
362 color0.dst_color_blend_factor = BlendFactor::kOneMinusSourceAlpha;
363 color0.src_alpha_blend_factor = BlendFactor::kOne;
364 color0.src_color_blend_factor = BlendFactor::kOne;
365 break;
366 case BlendMode::kDstOver:
367 color0.dst_alpha_blend_factor = BlendFactor::kOne;
368 color0.dst_color_blend_factor = BlendFactor::kOne;
369 color0.src_alpha_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
370 color0.src_color_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
371 break;
372 case BlendMode::kSrcIn:
373 color0.dst_alpha_blend_factor = BlendFactor::kZero;
374 color0.dst_color_blend_factor = BlendFactor::kZero;
375 color0.src_alpha_blend_factor = BlendFactor::kDestinationAlpha;
376 color0.src_color_blend_factor = BlendFactor::kDestinationAlpha;
377 break;
378 case BlendMode::kDstIn:
379 color0.dst_alpha_blend_factor = BlendFactor::kSourceAlpha;
380 color0.dst_color_blend_factor = BlendFactor::kSourceAlpha;
381 color0.src_alpha_blend_factor = BlendFactor::kZero;
382 color0.src_color_blend_factor = BlendFactor::kZero;
383 break;
384 case BlendMode::kSrcOut:
385 color0.dst_alpha_blend_factor = BlendFactor::kZero;
386 color0.dst_color_blend_factor = BlendFactor::kZero;
387 color0.src_alpha_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
388 color0.src_color_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
389 break;
390 case BlendMode::kDstOut:
391 color0.dst_alpha_blend_factor = BlendFactor::kOneMinusSourceAlpha;
392 color0.dst_color_blend_factor = BlendFactor::kOneMinusSourceAlpha;
393 color0.src_alpha_blend_factor = BlendFactor::kZero;
394 color0.src_color_blend_factor = BlendFactor::kZero;
395 break;
396 case BlendMode::kSrcATop:
397 color0.dst_alpha_blend_factor = BlendFactor::kOneMinusSourceAlpha;
398 color0.dst_color_blend_factor = BlendFactor::kOneMinusSourceAlpha;
399 color0.src_alpha_blend_factor = BlendFactor::kDestinationAlpha;
400 color0.src_color_blend_factor = BlendFactor::kDestinationAlpha;
401 break;
402 case BlendMode::kDstATop:
403 color0.dst_alpha_blend_factor = BlendFactor::kSourceAlpha;
404 color0.dst_color_blend_factor = BlendFactor::kSourceAlpha;
405 color0.src_alpha_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
406 color0.src_color_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
407 break;
408 case BlendMode::kXor:
409 color0.dst_alpha_blend_factor = BlendFactor::kOneMinusSourceAlpha;
410 color0.dst_color_blend_factor = BlendFactor::kOneMinusSourceAlpha;
411 color0.src_alpha_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
412 color0.src_color_blend_factor = BlendFactor::kOneMinusDestinationAlpha;
413 break;
414 case BlendMode::kPlus:
415 color0.dst_alpha_blend_factor = BlendFactor::kOne;
416 color0.dst_color_blend_factor = BlendFactor::kOne;
417 color0.src_alpha_blend_factor = BlendFactor::kOne;
418 color0.src_color_blend_factor = BlendFactor::kOne;
419 break;
420 case BlendMode::kModulate:
421 color0.dst_alpha_blend_factor = BlendFactor::kSourceAlpha;
422 color0.dst_color_blend_factor = BlendFactor::kSourceColor;
423 color0.src_alpha_blend_factor = BlendFactor::kZero;
424 color0.src_color_blend_factor = BlendFactor::kZero;
425 break;
426 default:
427 FML_UNREACHABLE();
428 }
429 desc.SetColorAttachmentDescriptor(0u, color0);
430
431 if (!has_depth_stencil_attachments) {
432 desc.ClearDepthAttachment();
433 desc.ClearStencilAttachments();
434 }
435
436 auto maybe_stencil = desc.GetFrontStencilAttachmentDescriptor();
437 auto maybe_depth = desc.GetDepthStencilAttachmentDescriptor();
438 FML_DCHECK(has_depth_stencil_attachments == maybe_depth.has_value())
439 << "Depth attachment doesn't match expected pipeline state. "
440 "has_depth_stencil_attachments="
441 << has_depth_stencil_attachments;
442 FML_DCHECK(has_depth_stencil_attachments == maybe_stencil.has_value())
443 << "Stencil attachment doesn't match expected pipeline state. "
444 "has_depth_stencil_attachments="
445 << has_depth_stencil_attachments;
446 if (maybe_stencil.has_value()) {
447 StencilAttachmentDescriptor front_stencil = maybe_stencil.value();
448 StencilAttachmentDescriptor back_stencil = front_stencil;
449
450 switch (stencil_mode) {
451 case StencilMode::kIgnore:
452 front_stencil.stencil_compare = CompareFunction::kAlways;
453 front_stencil.depth_stencil_pass = StencilOperation::kKeep;
454 desc.SetStencilAttachmentDescriptors(front_stencil);
455 break;
456 case StencilMode::kStencilNonZeroFill:
457 // The stencil ref should be 0 on commands that use this mode.
458 front_stencil.stencil_compare = CompareFunction::kAlways;
459 front_stencil.depth_stencil_pass = StencilOperation::kIncrementWrap;
460 back_stencil.stencil_compare = CompareFunction::kAlways;
461 back_stencil.depth_stencil_pass = StencilOperation::kDecrementWrap;
462 desc.SetStencilAttachmentDescriptors(front_stencil, back_stencil);
463 break;
464 case StencilMode::kStencilEvenOddFill:
465 // The stencil ref should be 0 on commands that use this mode.
466 front_stencil.stencil_compare = CompareFunction::kEqual;
467 front_stencil.depth_stencil_pass = StencilOperation::kIncrementWrap;
468 front_stencil.stencil_failure = StencilOperation::kDecrementWrap;
469 desc.SetStencilAttachmentDescriptors(front_stencil);
470 break;
471 case StencilMode::kCoverCompare:
472 // The stencil ref should be 0 on commands that use this mode.
473 front_stencil.stencil_compare = CompareFunction::kNotEqual;
474 front_stencil.depth_stencil_pass =
475 StencilOperation::kSetToReferenceValue;
476 desc.SetStencilAttachmentDescriptors(front_stencil);
477 break;
478 case StencilMode::kCoverCompareInverted:
479 // The stencil ref should be 0 on commands that use this mode.
480 front_stencil.stencil_compare = CompareFunction::kEqual;
481 front_stencil.stencil_failure = StencilOperation::kSetToReferenceValue;
482 desc.SetStencilAttachmentDescriptors(front_stencil);
483 break;
484 case StencilMode::kOverdrawPreventionIncrement:
485 front_stencil.stencil_compare = CompareFunction::kEqual;
486 front_stencil.depth_stencil_pass = StencilOperation::kIncrementClamp;
487 desc.SetStencilAttachmentDescriptors(front_stencil);
488 break;
489 case StencilMode::kOverdrawPreventionRestore:
490 front_stencil.stencil_compare = CompareFunction::kLess;
491 front_stencil.depth_stencil_pass =
492 StencilOperation::kSetToReferenceValue;
493 desc.SetStencilAttachmentDescriptors(front_stencil);
494 break;
495 }
496 }
497 if (maybe_depth.has_value()) {
498 DepthAttachmentDescriptor depth = maybe_depth.value();
499 depth.depth_write_enabled = depth_write_enabled;
500 depth.depth_compare = depth_compare;
501 desc.SetDepthStencilAttachmentDescriptor(depth);
502 }
503
504 desc.SetPrimitiveType(primitive_type);
505 desc.SetPolygonMode(PolygonMode::kFill);
506 }
507
508 std::array<std::vector<Scalar>, 15> GetPorterDuffSpecConstants(
509 bool supports_decal) {
510 Scalar x = supports_decal ? 1 : 0;
511 return {{
512 {x, 0, 0, 0, 0, 0}, // Clear
513 {x, 1, 0, 0, 0, 0}, // Source
514 {x, 0, 0, 1, 0, 0}, // Destination
515 {x, 1, 0, 1, -1, 0}, // SourceOver
516 {x, 1, -1, 1, 0, 0}, // DestinationOver
517 {x, 0, 1, 0, 0, 0}, // SourceIn
518 {x, 0, 0, 0, 1, 0}, // DestinationIn
519 {x, 1, -1, 0, 0, 0}, // SourceOut
520 {x, 0, 0, 1, -1, 0}, // DestinationOut
521 {x, 0, 1, 1, -1, 0}, // SourceATop
522 {x, 1, -1, 0, 1, 0}, // DestinationATop
523 {x, 1, -1, 1, -1, 0}, // Xor
524 {x, 1, 0, 1, 0, 0}, // Plus
525 {x, 0, 0, 0, 0, 1}, // Modulate
526 {x, 0, 0, 1, 0, -1}, // Screen
527 }};
528 }
529
530 template <typename PipelineT>
531 static std::unique_ptr<PipelineT> CreateDefaultPipeline(
532 const Context& context) {
533 auto desc = PipelineT::Builder::MakeDefaultPipelineDescriptor(context);
534 if (!desc.has_value()) {
535 return nullptr;
536 }
537 // Apply default ContentContextOptions to the descriptor.
538 const auto default_color_format =
539 context.GetCapabilities()->GetDefaultColorFormat();
540 ContentContextOptions{.sample_count = SampleCount::kCount4,
541 .primitive_type = PrimitiveType::kTriangleStrip,
542 .color_attachment_pixel_format = default_color_format}
543 .ApplyToPipelineDescriptor(*desc);
544 return std::make_unique<PipelineT>(context, desc);
545 }
546
547 ContentContext::ContentContext(
548 std::shared_ptr<Context> context,
549 std::shared_ptr<TypographerContext> typographer_context,
550 std::shared_ptr<RenderTargetAllocator> render_target_allocator)
551 : context_(std::move(context)),
552 lazy_glyph_atlas_(
553 std::make_shared<LazyGlyphAtlas>(std::move(typographer_context))),
554 pipelines_(new Pipelines()),
555 tessellator_(std::make_shared<Tessellator>()),
556 render_target_cache_(render_target_allocator == nullptr
557 ? std::make_shared<RenderTargetCache>(
558 context_->GetResourceAllocator())
559 : std::move(render_target_allocator)),
560 data_host_buffer_(HostBuffer::Create(
561 context_->GetResourceAllocator(),
562 context_->GetIdleWaiter(),
563 context_->GetCapabilities()->GetMinimumUniformAlignment())),
564 text_shadow_cache_(std::make_unique<TextShadowCache>()) {
565 if (!context_ || !context_->IsValid()) {
566 return;
567 }
568
569 // On most backends, indexes and other data can be allocated into the same
570 // buffers. However, some backends (namely WebGL) require indexes used in
571 // indexed draws to be allocated separately from other data. For those
572 // backends, we allocate a separate host buffer just for indexes.
573 indexes_host_buffer_ =
574 context_->GetCapabilities()->NeedsPartitionedHostBuffer()
575 ? HostBuffer::Create(
576 context_->GetResourceAllocator(), context_->GetIdleWaiter(),
577 context_->GetCapabilities()->GetMinimumUniformAlignment())
578 : data_host_buffer_;
579 {
580 TextureDescriptor desc;
581 desc.storage_mode = StorageMode::kDevicePrivate;
582 desc.format = PixelFormat::kR8G8B8A8UNormInt;
583 desc.size = ISize{1, 1};
584 empty_texture_ = GetContext()->GetResourceAllocator()->CreateTexture(desc);
585
586 std::array<uint8_t, 4> data = Color::BlackTransparent().ToR8G8B8A8();
587 std::shared_ptr<CommandBuffer> cmd_buffer =
588 GetContext()->CreateCommandBuffer();
589 std::shared_ptr<BlitPass> blit_pass = cmd_buffer->CreateBlitPass();
590 HostBuffer& data_host_buffer = GetTransientsDataBuffer();
591 BufferView buffer_view = data_host_buffer.Emplace(data);
592 blit_pass->AddCopy(buffer_view, empty_texture_);
593
594 if (!blit_pass->EncodeCommands() || !GetContext()
595 ->GetCommandQueue()
596 ->Submit({std::move(cmd_buffer)})
597 .ok()) {
598 VALIDATION_LOG << "Failed to create empty texture.";
599 }
600 }
601
602 auto options = ContentContextOptions{
603 .sample_count = SampleCount::kCount4,
604 .color_attachment_pixel_format =
605 context_->GetCapabilities()->GetDefaultColorFormat()};
606 auto options_trianglestrip = ContentContextOptions{
607 .sample_count = SampleCount::kCount4,
608 .primitive_type = PrimitiveType::kTriangleStrip,
609 .color_attachment_pixel_format =
610 context_->GetCapabilities()->GetDefaultColorFormat()};
611 auto options_no_msaa_no_depth_stencil = ContentContextOptions{
612 .sample_count = SampleCount::kCount1,
613 .primitive_type = PrimitiveType::kTriangleStrip,
614 .color_attachment_pixel_format =
615 context_->GetCapabilities()->GetDefaultColorFormat(),
616 .has_depth_stencil_attachments = false};
617 const auto supports_decal = static_cast<Scalar>(
618 context_->GetCapabilities()->SupportsDecalSamplerAddressMode());
619
620 // Futures for the following pipelines may block in case the first frame is
621 // rendered without the pipelines being ready. Put pipelines that are more
622 // likely to be used first.
623 {
624 pipelines_->glyph_atlas.CreateDefault(
625 *context_, options,
626 {static_cast<Scalar>(
627 GetContext()->GetCapabilities()->GetDefaultGlyphAtlasFormat() ==
628 PixelFormat::kA8UNormInt)});
629 pipelines_->solid_fill.CreateDefault(*context_, options);
630 pipelines_->texture.CreateDefault(*context_, options);
631 pipelines_->fast_gradient.CreateDefault(*context_, options);
632 pipelines_->line.CreateDefault(*context_, options);
633 pipelines_->circle.CreateDefault(*context_, options);
634
635 if (context_->GetCapabilities()->SupportsSSBO()) {
636 pipelines_->linear_gradient_ssbo_fill.CreateDefault(*context_, options);
637 pipelines_->radial_gradient_ssbo_fill.CreateDefault(*context_, options);
638 pipelines_->conical_gradient_ssbo_fill.CreateDefault(*context_, options,
639 {3.0});
640 pipelines_->conical_gradient_ssbo_fill_radial.CreateDefault(
641 *context_, options, {1.0});
642 pipelines_->conical_gradient_ssbo_fill_strip.CreateDefault(
643 *context_, options, {2.0});
644 pipelines_->conical_gradient_ssbo_fill_strip_and_radial.CreateDefault(
645 *context_, options, {0.0});
646 pipelines_->sweep_gradient_ssbo_fill.CreateDefault(*context_, options);
647 } else {
648 pipelines_->linear_gradient_uniform_fill.CreateDefault(*context_,
649 options);
650 pipelines_->radial_gradient_uniform_fill.CreateDefault(*context_,
651 options);
652 pipelines_->conical_gradient_uniform_fill.CreateDefault(*context_,
653 options);
654 pipelines_->conical_gradient_uniform_fill_radial.CreateDefault(*context_,
655 options);
656 pipelines_->conical_gradient_uniform_fill_strip.CreateDefault(*context_,
657 options);
658 pipelines_->conical_gradient_uniform_fill_strip_and_radial.CreateDefault(
659 *context_, options);
660 pipelines_->sweep_gradient_uniform_fill.CreateDefault(*context_, options);
661
662 pipelines_->linear_gradient_fill.CreateDefault(*context_, options);
663 pipelines_->radial_gradient_fill.CreateDefault(*context_, options);
664 pipelines_->conical_gradient_fill.CreateDefault(*context_, options);
665 pipelines_->conical_gradient_fill_radial.CreateDefault(*context_,
666 options);
667 pipelines_->conical_gradient_fill_strip.CreateDefault(*context_, options);
668 pipelines_->conical_gradient_fill_strip_and_radial.CreateDefault(
669 *context_, options);
670 pipelines_->sweep_gradient_fill.CreateDefault(*context_, options);
671 }
672
673 /// Setup default clip pipeline.
674 auto clip_pipeline_descriptor =
675 ClipPipeline::Builder::MakeDefaultPipelineDescriptor(*context_);
676 if (!clip_pipeline_descriptor.has_value()) {
677 return;
678 }
679 ContentContextOptions{
680 .sample_count = SampleCount::kCount4,
681 .color_attachment_pixel_format =
682 context_->GetCapabilities()->GetDefaultColorFormat()}
683 .ApplyToPipelineDescriptor(*clip_pipeline_descriptor);
684 // Disable write to all color attachments.
685 auto clip_color_attachments =
686 clip_pipeline_descriptor->GetColorAttachmentDescriptors();
687 for (auto& color_attachment : clip_color_attachments) {
688 color_attachment.second.write_mask = ColorWriteMaskBits::kNone;
689 }
690 clip_pipeline_descriptor->SetColorAttachmentDescriptors(
691 std::move(clip_color_attachments));
692 if (GetContext()->GetFlags().lazy_shader_mode) {
693 pipelines_->clip.SetDefaultDescriptor(clip_pipeline_descriptor);
694 pipelines_->clip.SetDefault(options, nullptr);
695 } else {
696 pipelines_->clip.SetDefault(
697 options,
698 std::make_unique<ClipPipeline>(*context_, clip_pipeline_descriptor));
699 }
700 pipelines_->texture_downsample.CreateDefault(
701 *context_, options_no_msaa_no_depth_stencil);
702 pipelines_->rrect_blur.CreateDefault(*context_, options_trianglestrip);
703 pipelines_->rsuperellipse_blur.CreateDefault(*context_,
704 options_trianglestrip);
705 pipelines_->texture_strict_src.CreateDefault(*context_, options);
706 pipelines_->tiled_texture.CreateDefault(*context_, options,
707 {supports_decal});
708 pipelines_->gaussian_blur.CreateDefault(
709 *context_, options_no_msaa_no_depth_stencil, {supports_decal});
710 pipelines_->border_mask_blur.CreateDefault(*context_,
711 options_trianglestrip);
712 pipelines_->color_matrix_color_filter.CreateDefault(*context_,
713 options_trianglestrip);
714 pipelines_->vertices_uber_1_.CreateDefault(*context_, options,
715 {supports_decal});
716 pipelines_->vertices_uber_2_.CreateDefault(*context_, options,
717 {supports_decal});
718
719 const std::array<std::vector<Scalar>, 15> porter_duff_constants =
720 GetPorterDuffSpecConstants(supports_decal);
721 pipelines_->clear_blend.CreateDefault(*context_, options_trianglestrip,
722 porter_duff_constants[0]);
723 pipelines_->source_blend.CreateDefault(*context_, options_trianglestrip,
724 porter_duff_constants[1]);
725 pipelines_->destination_blend.CreateDefault(
726 *context_, options_trianglestrip, porter_duff_constants[2]);
727 pipelines_->source_over_blend.CreateDefault(
728 *context_, options_trianglestrip, porter_duff_constants[3]);
729 pipelines_->destination_over_blend.CreateDefault(
730 *context_, options_trianglestrip, porter_duff_constants[4]);
731 pipelines_->source_in_blend.CreateDefault(*context_, options_trianglestrip,
732 porter_duff_constants[5]);
733 pipelines_->destination_in_blend.CreateDefault(
734 *context_, options_trianglestrip, porter_duff_constants[6]);
735 pipelines_->source_out_blend.CreateDefault(*context_, options_trianglestrip,
736 porter_duff_constants[7]);
737 pipelines_->destination_out_blend.CreateDefault(
738 *context_, options_trianglestrip, porter_duff_constants[8]);
739 pipelines_->source_a_top_blend.CreateDefault(
740 *context_, options_trianglestrip, porter_duff_constants[9]);
741 pipelines_->destination_a_top_blend.CreateDefault(
742 *context_, options_trianglestrip, porter_duff_constants[10]);
743 pipelines_->xor_blend.CreateDefault(*context_, options_trianglestrip,
744 porter_duff_constants[11]);
745 pipelines_->plus_blend.CreateDefault(*context_, options_trianglestrip,
746 porter_duff_constants[12]);
747 pipelines_->modulate_blend.CreateDefault(*context_, options_trianglestrip,
748 porter_duff_constants[13]);
749 pipelines_->screen_blend.CreateDefault(*context_, options_trianglestrip,
750 porter_duff_constants[14]);
751 }
752
753 if (context_->GetCapabilities()->SupportsFramebufferFetch()) {
754 pipelines_->framebuffer_blend_color.CreateDefault(
755 *context_, options_trianglestrip,
756 {static_cast<Scalar>(BlendSelectValues::kColor), supports_decal});
757 pipelines_->framebuffer_blend_colorburn.CreateDefault(
758 *context_, options_trianglestrip,
759 {static_cast<Scalar>(BlendSelectValues::kColorBurn), supports_decal});
760 pipelines_->framebuffer_blend_colordodge.CreateDefault(
761 *context_, options_trianglestrip,
762 {static_cast<Scalar>(BlendSelectValues::kColorDodge), supports_decal});
763 pipelines_->framebuffer_blend_darken.CreateDefault(
764 *context_, options_trianglestrip,
765 {static_cast<Scalar>(BlendSelectValues::kDarken), supports_decal});
766 pipelines_->framebuffer_blend_difference.CreateDefault(
767 *context_, options_trianglestrip,
768 {static_cast<Scalar>(BlendSelectValues::kDifference), supports_decal});
769 pipelines_->framebuffer_blend_exclusion.CreateDefault(
770 *context_, options_trianglestrip,
771 {static_cast<Scalar>(BlendSelectValues::kExclusion), supports_decal});
772 pipelines_->framebuffer_blend_hardlight.CreateDefault(
773 *context_, options_trianglestrip,
774 {static_cast<Scalar>(BlendSelectValues::kHardLight), supports_decal});
775 pipelines_->framebuffer_blend_hue.CreateDefault(
776 *context_, options_trianglestrip,
777 {static_cast<Scalar>(BlendSelectValues::kHue), supports_decal});
778 pipelines_->framebuffer_blend_lighten.CreateDefault(
779 *context_, options_trianglestrip,
780 {static_cast<Scalar>(BlendSelectValues::kLighten), supports_decal});
781 pipelines_->framebuffer_blend_luminosity.CreateDefault(
782 *context_, options_trianglestrip,
783 {static_cast<Scalar>(BlendSelectValues::kLuminosity), supports_decal});
784 pipelines_->framebuffer_blend_multiply.CreateDefault(
785 *context_, options_trianglestrip,
786 {static_cast<Scalar>(BlendSelectValues::kMultiply), supports_decal});
787 pipelines_->framebuffer_blend_overlay.CreateDefault(
788 *context_, options_trianglestrip,
789 {static_cast<Scalar>(BlendSelectValues::kOverlay), supports_decal});
790 pipelines_->framebuffer_blend_saturation.CreateDefault(
791 *context_, options_trianglestrip,
792 {static_cast<Scalar>(BlendSelectValues::kSaturation), supports_decal});
793 pipelines_->framebuffer_blend_screen.CreateDefault(
794 *context_, options_trianglestrip,
795 {static_cast<Scalar>(BlendSelectValues::kScreen), supports_decal});
796 pipelines_->framebuffer_blend_softlight.CreateDefault(
797 *context_, options_trianglestrip,
798 {static_cast<Scalar>(BlendSelectValues::kSoftLight), supports_decal});
799 } else {
800 pipelines_->blend_color.CreateDefault(
801 *context_, options_trianglestrip,
802 {static_cast<Scalar>(BlendSelectValues::kColor), supports_decal});
803 pipelines_->blend_colorburn.CreateDefault(
804 *context_, options_trianglestrip,
805 {static_cast<Scalar>(BlendSelectValues::kColorBurn), supports_decal});
806 pipelines_->blend_colordodge.CreateDefault(
807 *context_, options_trianglestrip,
808 {static_cast<Scalar>(BlendSelectValues::kColorDodge), supports_decal});
809 pipelines_->blend_darken.CreateDefault(
810 *context_, options_trianglestrip,
811 {static_cast<Scalar>(BlendSelectValues::kDarken), supports_decal});
812 pipelines_->blend_difference.CreateDefault(
813 *context_, options_trianglestrip,
814 {static_cast<Scalar>(BlendSelectValues::kDifference), supports_decal});
815 pipelines_->blend_exclusion.CreateDefault(
816 *context_, options_trianglestrip,
817 {static_cast<Scalar>(BlendSelectValues::kExclusion), supports_decal});
818 pipelines_->blend_hardlight.CreateDefault(
819 *context_, options_trianglestrip,
820 {static_cast<Scalar>(BlendSelectValues::kHardLight), supports_decal});
821 pipelines_->blend_hue.CreateDefault(
822 *context_, options_trianglestrip,
823 {static_cast<Scalar>(BlendSelectValues::kHue), supports_decal});
824 pipelines_->blend_lighten.CreateDefault(
825 *context_, options_trianglestrip,
826 {static_cast<Scalar>(BlendSelectValues::kLighten), supports_decal});
827 pipelines_->blend_luminosity.CreateDefault(
828 *context_, options_trianglestrip,
829 {static_cast<Scalar>(BlendSelectValues::kLuminosity), supports_decal});
830 pipelines_->blend_multiply.CreateDefault(
831 *context_, options_trianglestrip,
832 {static_cast<Scalar>(BlendSelectValues::kMultiply), supports_decal});
833 pipelines_->blend_overlay.CreateDefault(
834 *context_, options_trianglestrip,
835 {static_cast<Scalar>(BlendSelectValues::kOverlay), supports_decal});
836 pipelines_->blend_saturation.CreateDefault(
837 *context_, options_trianglestrip,
838 {static_cast<Scalar>(BlendSelectValues::kSaturation), supports_decal});
839 pipelines_->blend_screen.CreateDefault(
840 *context_, options_trianglestrip,
841 {static_cast<Scalar>(BlendSelectValues::kScreen), supports_decal});
842 pipelines_->blend_softlight.CreateDefault(
843 *context_, options_trianglestrip,
844 {static_cast<Scalar>(BlendSelectValues::kSoftLight), supports_decal});
845 }
846
847 pipelines_->morphology_filter.CreateDefault(*context_, options_trianglestrip,
848 {supports_decal});
849 pipelines_->linear_to_srgb_filter.CreateDefault(*context_,
850 options_trianglestrip);
851 pipelines_->srgb_to_linear_filter.CreateDefault(*context_,
852 options_trianglestrip);
853 pipelines_->yuv_to_rgb_filter.CreateDefault(*context_, options_trianglestrip);
854
855 #if defined(IMPELLER_ENABLE_OPENGLES)
856 if (GetContext()->GetBackendType() == Context::BackendType::kOpenGLES) {
857 #if !defined(FML_OS_MACOSX)
858 // GLES only shader that is unsupported on macOS.
859 pipelines_->tiled_texture_external.CreateDefault(*context_, options);
860 pipelines_->tiled_texture_uv_external.CreateDefault(*context_, options);
861 #endif // !defined(FML_OS_MACOSX)
862 pipelines_->texture_downsample_gles.CreateDefault(*context_,
863 options_trianglestrip);
864 }
865 #endif // IMPELLER_ENABLE_OPENGLES
866
867 is_valid_ = true;
868 InitializeCommonlyUsedShadersIfNeeded();
869 }
870
871 ContentContext::~ContentContext() = default;
872
873 bool ContentContext::IsValid() const {
874 return is_valid_;
875 }
876
877 std::shared_ptr<Texture> ContentContext::GetEmptyTexture() const {
878 return empty_texture_;
879 }
880
881 fml::StatusOr<RenderTarget> ContentContext::MakeSubpass(
882 std::string_view label,
883 ISize texture_size,
884 const std::shared_ptr<CommandBuffer>& command_buffer,
885 const SubpassCallback& subpass_callback,
886 bool msaa_enabled,
887 bool depth_stencil_enabled,
888 int32_t mip_count) const {
889 const std::shared_ptr<Context>& context = GetContext();
890 RenderTarget subpass_target;
891
892 std::optional<RenderTarget::AttachmentConfig> depth_stencil_config =
893 depth_stencil_enabled ? RenderTarget::kDefaultStencilAttachmentConfig
894 : std::optional<RenderTarget::AttachmentConfig>();
895
896 if (context->GetCapabilities()->SupportsOffscreenMSAA() && msaa_enabled) {
897 subpass_target = GetRenderTargetCache()->CreateOffscreenMSAA(
898 *context, texture_size,
899 /*mip_count=*/mip_count, label,
900 RenderTarget::kDefaultColorAttachmentConfigMSAA, depth_stencil_config);
901 } else {
902 subpass_target = GetRenderTargetCache()->CreateOffscreen(
903 *context, texture_size,
904 /*mip_count=*/mip_count, label,
905 RenderTarget::kDefaultColorAttachmentConfig, depth_stencil_config);
906 }
907 return MakeSubpass(label, subpass_target, command_buffer, subpass_callback);
908 }
909
910 fml::StatusOr<RenderTarget> ContentContext::MakeSubpass(
911 std::string_view label,
912 const RenderTarget& subpass_target,
913 const std::shared_ptr<CommandBuffer>& command_buffer,
914 const SubpassCallback& subpass_callback) const {
915 const std::shared_ptr<Context>& context = GetContext();
916
917 auto subpass_texture = subpass_target.GetRenderTargetTexture();
918 if (!subpass_texture) {
919 return fml::Status(fml::StatusCode::kUnknown, "");
920 }
921
922 auto sub_renderpass = command_buffer->CreateRenderPass(subpass_target);
923 if (!sub_renderpass) {
924 return fml::Status(fml::StatusCode::kUnknown, "");
925 }
926 sub_renderpass->SetLabel(label);
927
928 if (!subpass_callback(*this, *sub_renderpass)) {
929 return fml::Status(fml::StatusCode::kUnknown, "");
930 }
931
932 if (!sub_renderpass->EncodeCommands()) {
933 return fml::Status(fml::StatusCode::kUnknown, "");
934 }
935
936 const std::shared_ptr<Texture>& target_texture =
937 subpass_target.GetRenderTargetTexture();
938 if (target_texture->GetMipCount() > 1) {
939 fml::Status mipmap_status =
940 AddMipmapGeneration(command_buffer, context, target_texture);
941 if (!mipmap_status.ok()) {
942 return mipmap_status;
943 }
944 }
945
946 return subpass_target;
947 }
948
949 Tessellator& ContentContext::GetTessellator() const {
950 return *tessellator_;
951 }
952
953 std::shared_ptr<Context> ContentContext::GetContext() const {
954 return context_;
955 }
956
957 const Capabilities& ContentContext::GetDeviceCapabilities() const {
958 return *context_->GetCapabilities();
959 }
960
961 PipelineRef ContentContext::GetCachedRuntimeEffectPipeline(
962 const std::string& unique_entrypoint_name,
963 const ContentContextOptions& options,
964 const std::function<std::shared_ptr<Pipeline<PipelineDescriptor>>()>&
965 create_callback) const {
966 RuntimeEffectPipelineKey key{unique_entrypoint_name, options};
967 auto it = runtime_effect_pipelines_.find(key);
968 if (it == runtime_effect_pipelines_.end()) {
969 it = runtime_effect_pipelines_.insert(it, {key, create_callback()});
970 }
971 return raw_ptr(it->second);
972 }
973
974 void ContentContext::ClearCachedRuntimeEffectPipeline(
975 const std::string& unique_entrypoint_name) const {
976 #ifdef IMPELLER_DEBUG
977 // destroying in-use pipleines is a validation error.
978 const auto& idle_waiter = GetContext()->GetIdleWaiter();
979 if (idle_waiter) {
980 idle_waiter->WaitIdle();
981 }
982 #endif // IMPELLER_DEBUG
983 for (auto it = runtime_effect_pipelines_.begin();
984 it != runtime_effect_pipelines_.end();) {
985 if (it->first.unique_entrypoint_name == unique_entrypoint_name) {
986 it = runtime_effect_pipelines_.erase(it);
987 } else {
988 it++;
989 }
990 }
991 }
992
993 void ContentContext::ResetTransientsBuffers() {
994 data_host_buffer_->Reset();
995
996 // We should only reset the indexes host buffer if it is actually different
997 // from the data host buffer. Otherwise we'll end up resetting the same host
998 // buffer twice.
999 if (data_host_buffer_ != indexes_host_buffer_) {
1000 indexes_host_buffer_->Reset();
1001 }
1002 }
1003
1004 void ContentContext::InitializeCommonlyUsedShadersIfNeeded() const {
1005 if (GetContext()->GetFlags().lazy_shader_mode) {
1006 return;
1007 }
1008 GetContext()->InitializeCommonlyUsedShadersIfNeeded();
1009 }
1010
1011 PipelineRef ContentContext::GetFastGradientPipeline(
1012 ContentContextOptions opts) const {
1013 return GetPipeline(this, pipelines_->fast_gradient, opts);
1014 }
1015
1016 PipelineRef ContentContext::GetLinearGradientFillPipeline(
1017 ContentContextOptions opts) const {
1018 return GetPipeline(this, pipelines_->linear_gradient_fill, opts);
1019 }
1020
1021 PipelineRef ContentContext::GetLinearGradientUniformFillPipeline(
1022 ContentContextOptions opts) const {
1023 return GetPipeline(this, pipelines_->linear_gradient_uniform_fill, opts);
1024 }
1025
1026 PipelineRef ContentContext::GetRadialGradientUniformFillPipeline(
1027 ContentContextOptions opts) const {
1028 return GetPipeline(this, pipelines_->radial_gradient_uniform_fill, opts);
1029 }
1030
1031 PipelineRef ContentContext::GetSweepGradientUniformFillPipeline(
1032 ContentContextOptions opts) const {
1033 return GetPipeline(this, pipelines_->sweep_gradient_uniform_fill, opts);
1034 }
1035
1036 PipelineRef ContentContext::GetLinearGradientSSBOFillPipeline(
1037 ContentContextOptions opts) const {
1038 FML_DCHECK(GetDeviceCapabilities().SupportsSSBO());
1039 return GetPipeline(this, pipelines_->linear_gradient_ssbo_fill, opts);
1040 }
1041
1042 PipelineRef ContentContext::GetRadialGradientSSBOFillPipeline(
1043 ContentContextOptions opts) const {
1044 FML_DCHECK(GetDeviceCapabilities().SupportsSSBO());
1045 return GetPipeline(this, pipelines_->radial_gradient_ssbo_fill, opts);
1046 }
1047
1048 PipelineRef ContentContext::GetConicalGradientUniformFillPipeline(
1049 ContentContextOptions opts,
1050 ConicalKind kind) const {
1051 switch (kind) {
1052 case ConicalKind::kConical:
1053 return GetPipeline(this, pipelines_->conical_gradient_uniform_fill, opts);
1054 case ConicalKind::kRadial:
1055 return GetPipeline(this, pipelines_->conical_gradient_uniform_fill_radial,
1056 opts);
1057 case ConicalKind::kStrip:
1058 return GetPipeline(this, pipelines_->conical_gradient_uniform_fill_strip,
1059 opts);
1060 case ConicalKind::kStripAndRadial:
1061 return GetPipeline(
1062 this, pipelines_->conical_gradient_uniform_fill_strip_and_radial,
1063 opts);
1064 }
1065 }
1066
1067 PipelineRef ContentContext::GetConicalGradientSSBOFillPipeline(
1068 ContentContextOptions opts,
1069 ConicalKind kind) const {
1070 FML_DCHECK(GetDeviceCapabilities().SupportsSSBO());
1071 switch (kind) {
1072 case ConicalKind::kConical:
1073 return GetPipeline(this, pipelines_->conical_gradient_ssbo_fill, opts);
1074 case ConicalKind::kRadial:
1075 return GetPipeline(this, pipelines_->conical_gradient_ssbo_fill_radial,
1076 opts);
1077 case ConicalKind::kStrip:
1078 return GetPipeline(this, pipelines_->conical_gradient_ssbo_fill_strip,
1079 opts);
1080 case ConicalKind::kStripAndRadial:
1081 return GetPipeline(
1082 this, pipelines_->conical_gradient_ssbo_fill_strip_and_radial, opts);
1083 }
1084 }
1085
1086 PipelineRef ContentContext::GetSweepGradientSSBOFillPipeline(
1087 ContentContextOptions opts) const {
1088 FML_DCHECK(GetDeviceCapabilities().SupportsSSBO());
1089 return GetPipeline(this, pipelines_->sweep_gradient_ssbo_fill, opts);
1090 }
1091
1092 PipelineRef ContentContext::GetRadialGradientFillPipeline(
1093 ContentContextOptions opts) const {
1094 return GetPipeline(this, pipelines_->radial_gradient_fill, opts);
1095 }
1096
1097 PipelineRef ContentContext::GetConicalGradientFillPipeline(
1098 ContentContextOptions opts,
1099 ConicalKind kind) const {
1100 switch (kind) {
1101 case ConicalKind::kConical:
1102 return GetPipeline(this, pipelines_->conical_gradient_fill, opts);
1103 case ConicalKind::kRadial:
1104 return GetPipeline(this, pipelines_->conical_gradient_fill_radial, opts);
1105 case ConicalKind::kStrip:
1106 return GetPipeline(this, pipelines_->conical_gradient_fill_strip, opts);
1107 case ConicalKind::kStripAndRadial:
1108 return GetPipeline(
1109 this, pipelines_->conical_gradient_fill_strip_and_radial, opts);
1110 }
1111 }
1112
1113 PipelineRef ContentContext::GetRRectBlurPipeline(
1114 ContentContextOptions opts) const {
1115 return GetPipeline(this, pipelines_->rrect_blur, opts);
1116 }
1117
1118 PipelineRef ContentContext::GetRSuperellipseBlurPipeline(
1119 ContentContextOptions opts) const {
1120 return GetPipeline(this, pipelines_->rsuperellipse_blur, opts);
1121 }
1122
1123 PipelineRef ContentContext::GetSweepGradientFillPipeline(
1124 ContentContextOptions opts) const {
1125 return GetPipeline(this, pipelines_->sweep_gradient_fill, opts);
1126 }
1127
1128 PipelineRef ContentContext::GetSolidFillPipeline(
1129 ContentContextOptions opts) const {
1130 return GetPipeline(this, pipelines_->solid_fill, opts);
1131 }
1132
1133 PipelineRef ContentContext::GetTexturePipeline(
1134 ContentContextOptions opts) const {
1135 return GetPipeline(this, pipelines_->texture, opts);
1136 }
1137
1138 PipelineRef ContentContext::GetTextureStrictSrcPipeline(
1139 ContentContextOptions opts) const {
1140 return GetPipeline(this, pipelines_->texture_strict_src, opts);
1141 }
1142
1143 PipelineRef ContentContext::GetTiledTexturePipeline(
1144 ContentContextOptions opts) const {
1145 return GetPipeline(this, pipelines_->tiled_texture, opts);
1146 }
1147
1148 PipelineRef ContentContext::GetGaussianBlurPipeline(
1149 ContentContextOptions opts) const {
1150 return GetPipeline(this, pipelines_->gaussian_blur, opts);
1151 }
1152
1153 PipelineRef ContentContext::GetBorderMaskBlurPipeline(
1154 ContentContextOptions opts) const {
1155 return GetPipeline(this, pipelines_->border_mask_blur, opts);
1156 }
1157
1158 PipelineRef ContentContext::GetMorphologyFilterPipeline(
1159 ContentContextOptions opts) const {
1160 return GetPipeline(this, pipelines_->morphology_filter, opts);
1161 }
1162
1163 PipelineRef ContentContext::GetColorMatrixColorFilterPipeline(
1164 ContentContextOptions opts) const {
1165 return GetPipeline(this, pipelines_->color_matrix_color_filter, opts);
1166 }
1167
1168 PipelineRef ContentContext::GetLinearToSrgbFilterPipeline(
1169 ContentContextOptions opts) const {
1170 return GetPipeline(this, pipelines_->linear_to_srgb_filter, opts);
1171 }
1172
1173 PipelineRef ContentContext::GetSrgbToLinearFilterPipeline(
1174 ContentContextOptions opts) const {
1175 return GetPipeline(this, pipelines_->srgb_to_linear_filter, opts);
1176 }
1177
1178 PipelineRef ContentContext::GetClipPipeline(ContentContextOptions opts) const {
1179 return GetPipeline(this, pipelines_->clip, opts);
1180 }
1181
1182 PipelineRef ContentContext::GetGlyphAtlasPipeline(
1183 ContentContextOptions opts) const {
1184 return GetPipeline(this, pipelines_->glyph_atlas, opts);
1185 }
1186
1187 PipelineRef ContentContext::GetYUVToRGBFilterPipeline(
1188 ContentContextOptions opts) const {
1189 return GetPipeline(this, pipelines_->yuv_to_rgb_filter, opts);
1190 }
1191
1192 PipelineRef ContentContext::GetPorterDuffPipeline(
1193 BlendMode mode,
1194 ContentContextOptions opts) const {
1195 switch (mode) {
1196 case BlendMode::kClear:
1197 return GetClearBlendPipeline(opts);
1198 case BlendMode::kSrc:
1199 return GetSourceBlendPipeline(opts);
1200 case BlendMode::kDst:
1201 return GetDestinationBlendPipeline(opts);
1202 case BlendMode::kSrcOver:
1203 return GetSourceOverBlendPipeline(opts);
1204 case BlendMode::kDstOver:
1205 return GetDestinationOverBlendPipeline(opts);
1206 case BlendMode::kSrcIn:
1207 return GetSourceInBlendPipeline(opts);
1208 case BlendMode::kDstIn:
1209 return GetDestinationInBlendPipeline(opts);
1210 case BlendMode::kSrcOut:
1211 return GetSourceOutBlendPipeline(opts);
1212 case BlendMode::kDstOut:
1213 return GetDestinationOutBlendPipeline(opts);
1214 case BlendMode::kSrcATop:
1215 return GetSourceATopBlendPipeline(opts);
1216 case BlendMode::kDstATop:
1217 return GetDestinationATopBlendPipeline(opts);
1218 case BlendMode::kXor:
1219 return GetXorBlendPipeline(opts);
1220 case BlendMode::kPlus:
1221 return GetPlusBlendPipeline(opts);
1222 case BlendMode::kModulate:
1223 return GetModulateBlendPipeline(opts);
1224 case BlendMode::kScreen:
1225 return GetScreenBlendPipeline(opts);
1226 case BlendMode::kOverlay:
1227 case BlendMode::kDarken:
1228 case BlendMode::kLighten:
1229 case BlendMode::kColorDodge:
1230 case BlendMode::kColorBurn:
1231 case BlendMode::kHardLight:
1232 case BlendMode::kSoftLight:
1233 case BlendMode::kDifference:
1234 case BlendMode::kExclusion:
1235 case BlendMode::kMultiply:
1236 case BlendMode::kHue:
1237 case BlendMode::kSaturation:
1238 case BlendMode::kColor:
1239 case BlendMode::kLuminosity:
1240 VALIDATION_LOG << "Invalid porter duff blend mode "
1241 << BlendModeToString(mode);
1242 return GetClearBlendPipeline(opts);
1243 break;
1244 }
1245 }
1246
1247 PipelineRef ContentContext::GetClearBlendPipeline(
1248 ContentContextOptions opts) const {
1249 return GetPipeline(this, pipelines_->clear_blend, opts);
1250 }
1251
1252 PipelineRef ContentContext::GetSourceBlendPipeline(
1253 ContentContextOptions opts) const {
1254 return GetPipeline(this, pipelines_->source_blend, opts);
1255 }
1256
1257 PipelineRef ContentContext::GetDestinationBlendPipeline(
1258 ContentContextOptions opts) const {
1259 return GetPipeline(this, pipelines_->destination_blend, opts);
1260 }
1261
1262 PipelineRef ContentContext::GetSourceOverBlendPipeline(
1263 ContentContextOptions opts) const {
1264 return GetPipeline(this, pipelines_->source_over_blend, opts);
1265 }
1266
1267 PipelineRef ContentContext::GetDestinationOverBlendPipeline(
1268 ContentContextOptions opts) const {
1269 return GetPipeline(this, pipelines_->destination_over_blend, opts);
1270 }
1271
1272 PipelineRef ContentContext::GetSourceInBlendPipeline(
1273 ContentContextOptions opts) const {
1274 return GetPipeline(this, pipelines_->source_in_blend, opts);
1275 }
1276
1277 PipelineRef ContentContext::GetDestinationInBlendPipeline(
1278 ContentContextOptions opts) const {
1279 return GetPipeline(this, pipelines_->destination_in_blend, opts);
1280 }
1281
1282 PipelineRef ContentContext::GetSourceOutBlendPipeline(
1283 ContentContextOptions opts) const {
1284 return GetPipeline(this, pipelines_->source_out_blend, opts);
1285 }
1286
1287 PipelineRef ContentContext::GetDestinationOutBlendPipeline(
1288 ContentContextOptions opts) const {
1289 return GetPipeline(this, pipelines_->destination_out_blend, opts);
1290 }
1291
1292 PipelineRef ContentContext::GetSourceATopBlendPipeline(
1293 ContentContextOptions opts) const {
1294 return GetPipeline(this, pipelines_->source_a_top_blend, opts);
1295 }
1296
1297 PipelineRef ContentContext::GetDestinationATopBlendPipeline(
1298 ContentContextOptions opts) const {
1299 return GetPipeline(this, pipelines_->destination_a_top_blend, opts);
1300 }
1301
1302 PipelineRef ContentContext::GetXorBlendPipeline(
1303 ContentContextOptions opts) const {
1304 return GetPipeline(this, pipelines_->xor_blend, opts);
1305 }
1306
1307 PipelineRef ContentContext::GetPlusBlendPipeline(
1308 ContentContextOptions opts) const {
1309 return GetPipeline(this, pipelines_->plus_blend, opts);
1310 }
1311
1312 PipelineRef ContentContext::GetModulateBlendPipeline(
1313 ContentContextOptions opts) const {
1314 return GetPipeline(this, pipelines_->modulate_blend, opts);
1315 }
1316
1317 PipelineRef ContentContext::GetScreenBlendPipeline(
1318 ContentContextOptions opts) const {
1319 return GetPipeline(this, pipelines_->screen_blend, opts);
1320 }
1321
1322 PipelineRef ContentContext::GetBlendColorPipeline(
1323 ContentContextOptions opts) const {
1324 return GetPipeline(this, pipelines_->blend_color, opts);
1325 }
1326
1327 PipelineRef ContentContext::GetBlendColorBurnPipeline(
1328 ContentContextOptions opts) const {
1329 return GetPipeline(this, pipelines_->blend_colorburn, opts);
1330 }
1331
1332 PipelineRef ContentContext::GetBlendColorDodgePipeline(
1333 ContentContextOptions opts) const {
1334 return GetPipeline(this, pipelines_->blend_colordodge, opts);
1335 }
1336
1337 PipelineRef ContentContext::GetBlendDarkenPipeline(
1338 ContentContextOptions opts) const {
1339 return GetPipeline(this, pipelines_->blend_darken, opts);
1340 }
1341
1342 PipelineRef ContentContext::GetBlendDifferencePipeline(
1343 ContentContextOptions opts) const {
1344 return GetPipeline(this, pipelines_->blend_difference, opts);
1345 }
1346
1347 PipelineRef ContentContext::GetBlendExclusionPipeline(
1348 ContentContextOptions opts) const {
1349 return GetPipeline(this, pipelines_->blend_exclusion, opts);
1350 }
1351
1352 PipelineRef ContentContext::GetBlendHardLightPipeline(
1353 ContentContextOptions opts) const {
1354 return GetPipeline(this, pipelines_->blend_hardlight, opts);
1355 }
1356
1357 PipelineRef ContentContext::GetBlendHuePipeline(
1358 ContentContextOptions opts) const {
1359 return GetPipeline(this, pipelines_->blend_hue, opts);
1360 }
1361
1362 PipelineRef ContentContext::GetBlendLightenPipeline(
1363 ContentContextOptions opts) const {
1364 return GetPipeline(this, pipelines_->blend_lighten, opts);
1365 }
1366
1367 PipelineRef ContentContext::GetBlendLuminosityPipeline(
1368 ContentContextOptions opts) const {
1369 return GetPipeline(this, pipelines_->blend_luminosity, opts);
1370 }
1371
1372 PipelineRef ContentContext::GetBlendMultiplyPipeline(
1373 ContentContextOptions opts) const {
1374 return GetPipeline(this, pipelines_->blend_multiply, opts);
1375 }
1376
1377 PipelineRef ContentContext::GetBlendOverlayPipeline(
1378 ContentContextOptions opts) const {
1379 return GetPipeline(this, pipelines_->blend_overlay, opts);
1380 }
1381
1382 PipelineRef ContentContext::GetBlendSaturationPipeline(
1383 ContentContextOptions opts) const {
1384 return GetPipeline(this, pipelines_->blend_saturation, opts);
1385 }
1386
1387 PipelineRef ContentContext::GetBlendScreenPipeline(
1388 ContentContextOptions opts) const {
1389 return GetPipeline(this, pipelines_->blend_screen, opts);
1390 }
1391
1392 PipelineRef ContentContext::GetBlendSoftLightPipeline(
1393 ContentContextOptions opts) const {
1394 return GetPipeline(this, pipelines_->blend_softlight, opts);
1395 }
1396
1397 PipelineRef ContentContext::GetDownsamplePipeline(
1398 ContentContextOptions opts) const {
1399 return GetPipeline(this, pipelines_->texture_downsample, opts);
1400 }
1401
1402 PipelineRef ContentContext::GetFramebufferBlendColorPipeline(
1403 ContentContextOptions opts) const {
1404 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1405 return GetPipeline(this, pipelines_->framebuffer_blend_color, opts);
1406 }
1407
1408 PipelineRef ContentContext::GetFramebufferBlendColorBurnPipeline(
1409 ContentContextOptions opts) const {
1410 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1411 return GetPipeline(this, pipelines_->framebuffer_blend_colorburn, opts);
1412 }
1413
1414 PipelineRef ContentContext::GetFramebufferBlendColorDodgePipeline(
1415 ContentContextOptions opts) const {
1416 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1417 return GetPipeline(this, pipelines_->framebuffer_blend_colordodge, opts);
1418 }
1419
1420 PipelineRef ContentContext::GetFramebufferBlendDarkenPipeline(
1421 ContentContextOptions opts) const {
1422 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1423 return GetPipeline(this, pipelines_->framebuffer_blend_darken, opts);
1424 }
1425
1426 PipelineRef ContentContext::GetFramebufferBlendDifferencePipeline(
1427 ContentContextOptions opts) const {
1428 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1429 return GetPipeline(this, pipelines_->framebuffer_blend_difference, opts);
1430 }
1431
1432 PipelineRef ContentContext::GetFramebufferBlendExclusionPipeline(
1433 ContentContextOptions opts) const {
1434 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1435 return GetPipeline(this, pipelines_->framebuffer_blend_exclusion, opts);
1436 }
1437
1438 PipelineRef ContentContext::GetFramebufferBlendHardLightPipeline(
1439 ContentContextOptions opts) const {
1440 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1441 return GetPipeline(this, pipelines_->framebuffer_blend_hardlight, opts);
1442 }
1443
1444 PipelineRef ContentContext::GetFramebufferBlendHuePipeline(
1445 ContentContextOptions opts) const {
1446 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1447 return GetPipeline(this, pipelines_->framebuffer_blend_hue, opts);
1448 }
1449
1450 PipelineRef ContentContext::GetFramebufferBlendLightenPipeline(
1451 ContentContextOptions opts) const {
1452 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1453 return GetPipeline(this, pipelines_->framebuffer_blend_lighten, opts);
1454 }
1455
1456 PipelineRef ContentContext::GetFramebufferBlendLuminosityPipeline(
1457 ContentContextOptions opts) const {
1458 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1459 return GetPipeline(this, pipelines_->framebuffer_blend_luminosity, opts);
1460 }
1461
1462 PipelineRef ContentContext::GetFramebufferBlendMultiplyPipeline(
1463 ContentContextOptions opts) const {
1464 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1465 return GetPipeline(this, pipelines_->framebuffer_blend_multiply, opts);
1466 }
1467
1468 PipelineRef ContentContext::GetFramebufferBlendOverlayPipeline(
1469 ContentContextOptions opts) const {
1470 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1471 return GetPipeline(this, pipelines_->framebuffer_blend_overlay, opts);
1472 }
1473
1474 PipelineRef ContentContext::GetFramebufferBlendSaturationPipeline(
1475 ContentContextOptions opts) const {
1476 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1477 return GetPipeline(this, pipelines_->framebuffer_blend_saturation, opts);
1478 }
1479
1480 PipelineRef ContentContext::GetFramebufferBlendScreenPipeline(
1481 ContentContextOptions opts) const {
1482 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1483 return GetPipeline(this, pipelines_->framebuffer_blend_screen, opts);
1484 }
1485
1486 PipelineRef ContentContext::GetFramebufferBlendSoftLightPipeline(
1487 ContentContextOptions opts) const {
1488 FML_DCHECK(GetDeviceCapabilities().SupportsFramebufferFetch());
1489 return GetPipeline(this, pipelines_->framebuffer_blend_softlight, opts);
1490 }
1491
1492 PipelineRef ContentContext::GetDrawVerticesUberPipeline(
1493 BlendMode blend_mode,
1494 ContentContextOptions opts) const {
1495 if (blend_mode <= BlendMode::kHardLight) {
1496 return GetPipeline(this, pipelines_->vertices_uber_1_, opts);
1497 } else {
1498 return GetPipeline(this, pipelines_->vertices_uber_2_, opts);
1499 }
1500 }
1501
1502 PipelineRef ContentContext::GetCirclePipeline(
1503 ContentContextOptions opts) const {
1504 return GetPipeline(this, pipelines_->circle, opts);
1505 }
1506
1507 PipelineRef ContentContext::GetLinePipeline(ContentContextOptions opts) const {
1508 return GetPipeline(this, pipelines_->line, opts);
1509 }
1510
1511 #ifdef IMPELLER_ENABLE_OPENGLES
1512 PipelineRef ContentContext::GetDownsampleTextureGlesPipeline(
1513 ContentContextOptions opts) const {
1514 return GetPipeline(this, pipelines_->texture_downsample_gles, opts);
1515 }
1516
1517 PipelineRef ContentContext::GetTiledTextureExternalPipeline(
1518 ContentContextOptions opts) const {
1519 FML_DCHECK(GetContext()->GetBackendType() == Context::BackendType::kOpenGLES);
1520 return GetPipeline(this, pipelines_->tiled_texture_external, opts);
1521 }
1522
1523 PipelineRef ContentContext::GetTiledTextureUvExternalPipeline(
1524 ContentContextOptions opts) const {
1525 FML_DCHECK(GetContext()->GetBackendType() == Context::BackendType::kOpenGLES);
1526 return GetPipeline(this, pipelines_->tiled_texture_uv_external, opts);
1527 }
1528 #endif // IMPELLER_ENABLE_OPENGLES
1529
1530 } // namespace impeller
buffer_view
BufferView buffer_view
Definition: blit_command_gles.cc:154
impeller::Capabilities
Definition: capabilities.h:14
impeller::ContentContext::GetBlendLuminosityPipeline
PipelineRef GetBlendLuminosityPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1367
impeller::ContentContext::~ContentContext
~ContentContext()
impeller::ContentContext::GetTiledTexturePipeline
PipelineRef GetTiledTexturePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1143
impeller::ContentContext::GetFramebufferBlendColorPipeline
PipelineRef GetFramebufferBlendColorPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1402
impeller::ContentContext::GetDownsamplePipeline
PipelineRef GetDownsamplePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1397
impeller::ContentContext::GetSourceInBlendPipeline
PipelineRef GetSourceInBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1272
impeller::ContentContext::ClearCachedRuntimeEffectPipeline
void ClearCachedRuntimeEffectPipeline(const std::string &unique_entrypoint_name) const
Definition: content_context.cc:974
impeller::ContentContext::GetLinearGradientFillPipeline
PipelineRef GetLinearGradientFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1016
impeller::ContentContext::GetFramebufferBlendOverlayPipeline
PipelineRef GetFramebufferBlendOverlayPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1468
impeller::ContentContext::GetBlendColorDodgePipeline
PipelineRef GetBlendColorDodgePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1332
impeller::ContentContext::GetFramebufferBlendColorBurnPipeline
PipelineRef GetFramebufferBlendColorBurnPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1408
impeller::ContentContext::GetPorterDuffPipeline
PipelineRef GetPorterDuffPipeline(BlendMode mode, ContentContextOptions opts) const
Definition: content_context.cc:1192
impeller::ContentContext::GetEmptyTexture
std::shared_ptr< Texture > GetEmptyTexture() const
Definition: content_context.cc:877
impeller::ContentContext::GetSourceOutBlendPipeline
PipelineRef GetSourceOutBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1282
impeller::ContentContext::GetScreenBlendPipeline
PipelineRef GetScreenBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1317
impeller::ContentContext::GetBlendColorPipeline
PipelineRef GetBlendColorPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1322
impeller::ContentContext::GetLinePipeline
PipelineRef GetLinePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1507
impeller::ContentContext::GetFramebufferBlendLuminosityPipeline
PipelineRef GetFramebufferBlendLuminosityPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1456
impeller::ContentContext::GetPlusBlendPipeline
PipelineRef GetPlusBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1307
impeller::ContentContext::GetFastGradientPipeline
PipelineRef GetFastGradientPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1011
impeller::ContentContext::ContentContext
ContentContext(std::shared_ptr< Context > context, std::shared_ptr< TypographerContext > typographer_context, std::shared_ptr< RenderTargetAllocator > render_target_allocator=nullptr)
Definition: content_context.cc:547
impeller::ContentContext::ResetTransientsBuffers
void ResetTransientsBuffers()
Resets the transients buffers held onto by the content context.
Definition: content_context.cc:993
impeller::ContentContext::GetSolidFillPipeline
PipelineRef GetSolidFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1128
impeller::ContentContext::MakeSubpass
fml::StatusOr< RenderTarget > MakeSubpass(std::string_view label, ISize texture_size, const std::shared_ptr< CommandBuffer > &command_buffer, const SubpassCallback &subpass_callback, bool msaa_enabled=true, bool depth_stencil_enabled=false, int32_t mip_count=1) const
Creates a new texture of size texture_size and calls subpass_callback with a RenderPass for drawing t...
Definition: content_context.cc:881
impeller::ContentContext::GetDeviceCapabilities
const Capabilities & GetDeviceCapabilities() const
Definition: content_context.cc:957
impeller::ContentContext::GetModulateBlendPipeline
PipelineRef GetModulateBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1312
impeller::ContentContext::GetFramebufferBlendHardLightPipeline
PipelineRef GetFramebufferBlendHardLightPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1438
impeller::ContentContext::GetFramebufferBlendColorDodgePipeline
PipelineRef GetFramebufferBlendColorDodgePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1414
impeller::ContentContext::GetSweepGradientUniformFillPipeline
PipelineRef GetSweepGradientUniformFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1031
impeller::ContentContext::GetBlendSoftLightPipeline
PipelineRef GetBlendSoftLightPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1392
impeller::ContentContext::GetDestinationATopBlendPipeline
PipelineRef GetDestinationATopBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1297
impeller::ContentContext::GetTextureStrictSrcPipeline
PipelineRef GetTextureStrictSrcPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1138
impeller::ContentContext::GetCachedRuntimeEffectPipeline
PipelineRef GetCachedRuntimeEffectPipeline(const std::string &unique_entrypoint_name, const ContentContextOptions &options, const std::function< std::shared_ptr< Pipeline< PipelineDescriptor >>()> &create_callback) const
Definition: content_context.cc:961
impeller::ContentContext::GetRadialGradientSSBOFillPipeline
PipelineRef GetRadialGradientSSBOFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1042
impeller::ContentContext::GetBlendColorBurnPipeline
PipelineRef GetBlendColorBurnPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1327
impeller::ContentContext::GetSweepGradientSSBOFillPipeline
PipelineRef GetSweepGradientSSBOFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1086
impeller::ContentContext::GetLinearGradientUniformFillPipeline
PipelineRef GetLinearGradientUniformFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1021
impeller::ContentContext::GetFramebufferBlendScreenPipeline
PipelineRef GetFramebufferBlendScreenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1480
impeller::ContentContext::GetLinearGradientSSBOFillPipeline
PipelineRef GetLinearGradientSSBOFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1036
impeller::ContentContext::GetRadialGradientFillPipeline
PipelineRef GetRadialGradientFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1092
impeller::ContentContext::GetTexturePipeline
PipelineRef GetTexturePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1133
impeller::ContentContext::GetBlendHardLightPipeline
PipelineRef GetBlendHardLightPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1352
impeller::ContentContext::GetClearBlendPipeline
PipelineRef GetClearBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1247
impeller::ContentContext::GetCirclePipeline
PipelineRef GetCirclePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1502
impeller::ContentContext::GetConicalGradientUniformFillPipeline
PipelineRef GetConicalGradientUniformFillPipeline(ContentContextOptions opts, ConicalKind kind) const
Definition: content_context.cc:1048
impeller::ContentContext::GetRadialGradientUniformFillPipeline
PipelineRef GetRadialGradientUniformFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1026
impeller::ContentContext::GetSweepGradientFillPipeline
PipelineRef GetSweepGradientFillPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1123
impeller::ContentContext::GetFramebufferBlendExclusionPipeline
PipelineRef GetFramebufferBlendExclusionPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1432
impeller::ContentContext::GetFramebufferBlendDarkenPipeline
PipelineRef GetFramebufferBlendDarkenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1420
impeller::ContentContext::GetBlendSaturationPipeline
PipelineRef GetBlendSaturationPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1382
impeller::ContentContext::GetFramebufferBlendSoftLightPipeline
PipelineRef GetFramebufferBlendSoftLightPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1486
impeller::ContentContext::GetFramebufferBlendLightenPipeline
PipelineRef GetFramebufferBlendLightenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1450
impeller::ContentContext::GetMorphologyFilterPipeline
PipelineRef GetMorphologyFilterPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1158
impeller::ContentContext::GetFramebufferBlendSaturationPipeline
PipelineRef GetFramebufferBlendSaturationPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1474
impeller::ContentContext::GetBlendDifferencePipeline
PipelineRef GetBlendDifferencePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1342
impeller::ContentContext::GetGaussianBlurPipeline
PipelineRef GetGaussianBlurPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1148
impeller::ContentContext::GetBlendHuePipeline
PipelineRef GetBlendHuePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1357
impeller::ContentContext::GetSrgbToLinearFilterPipeline
PipelineRef GetSrgbToLinearFilterPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1173
impeller::ContentContext::GetDestinationOutBlendPipeline
PipelineRef GetDestinationOutBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1287
impeller::ContentContext::GetYUVToRGBFilterPipeline
PipelineRef GetYUVToRGBFilterPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1187
impeller::ContentContext::GetFramebufferBlendDifferencePipeline
PipelineRef GetFramebufferBlendDifferencePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1426
impeller::ContentContext::GetFramebufferBlendHuePipeline
PipelineRef GetFramebufferBlendHuePipeline(ContentContextOptions opts) const
Definition: content_context.cc:1444
impeller::ContentContext::GetSourceATopBlendPipeline
PipelineRef GetSourceATopBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1292
impeller::ContentContext::GetTransientsDataBuffer
HostBuffer & GetTransientsDataBuffer() const
Retrieve the current host buffer for transient storage of other non-index data.
Definition: content_context.h:311
impeller::ContentContext::GetXorBlendPipeline
PipelineRef GetXorBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1302
impeller::ContentContext::GetGlyphAtlasPipeline
PipelineRef GetGlyphAtlasPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1182
impeller::ContentContext::GetClipPipeline
PipelineRef GetClipPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1178
impeller::ContentContext::GetRenderTargetCache
const std::shared_ptr< RenderTargetAllocator > & GetRenderTargetCache() const
Definition: content_context.h:270
impeller::ContentContext::IsValid
bool IsValid() const
Definition: content_context.cc:873
impeller::ContentContext::GetRRectBlurPipeline
PipelineRef GetRRectBlurPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1113
impeller::ContentContext::GetBlendScreenPipeline
PipelineRef GetBlendScreenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1387
impeller::ContentContext::SubpassCallback
std::function< bool(const ContentContext &, RenderPass &)> SubpassCallback
Definition: content_context.h:246
impeller::ContentContext::GetBlendDarkenPipeline
PipelineRef GetBlendDarkenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1337
impeller::ContentContext::GetSourceBlendPipeline
PipelineRef GetSourceBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1252
impeller::ContentContext::GetLinearToSrgbFilterPipeline
PipelineRef GetLinearToSrgbFilterPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1168
impeller::ContentContext::GetBlendOverlayPipeline
PipelineRef GetBlendOverlayPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1377
impeller::ContentContext::GetDestinationBlendPipeline
PipelineRef GetDestinationBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1257
impeller::ContentContext::GetDestinationOverBlendPipeline
PipelineRef GetDestinationOverBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1267
impeller::ContentContext::GetFramebufferBlendMultiplyPipeline
PipelineRef GetFramebufferBlendMultiplyPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1462
impeller::ContentContext::GetConicalGradientSSBOFillPipeline
PipelineRef GetConicalGradientSSBOFillPipeline(ContentContextOptions opts, ConicalKind kind) const
Definition: content_context.cc:1067
impeller::ContentContext::GetTessellator
Tessellator & GetTessellator() const
Definition: content_context.cc:949
impeller::ContentContext::GetBlendLightenPipeline
PipelineRef GetBlendLightenPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1362
impeller::ContentContext::GetBlendMultiplyPipeline
PipelineRef GetBlendMultiplyPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1372
impeller::ContentContext::GetSourceOverBlendPipeline
PipelineRef GetSourceOverBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1262
impeller::ContentContext::GetBlendExclusionPipeline
PipelineRef GetBlendExclusionPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1347
impeller::ContentContext::GetColorMatrixColorFilterPipeline
PipelineRef GetColorMatrixColorFilterPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1163
impeller::ContentContext::GetConicalGradientFillPipeline
PipelineRef GetConicalGradientFillPipeline(ContentContextOptions opts, ConicalKind kind) const
Definition: content_context.cc:1097
impeller::ContentContext::GetContext
std::shared_ptr< Context > GetContext() const
Definition: content_context.cc:953
impeller::ContentContext::GetDestinationInBlendPipeline
PipelineRef GetDestinationInBlendPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1277
impeller::ContentContext::GetRSuperellipseBlurPipeline
PipelineRef GetRSuperellipseBlurPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1118
impeller::ContentContext::GetBorderMaskBlurPipeline
PipelineRef GetBorderMaskBlurPipeline(ContentContextOptions opts) const
Definition: content_context.cc:1153
impeller::ContentContext::GetDrawVerticesUberPipeline
PipelineRef GetDrawVerticesUberPipeline(BlendMode blend_mode, ContentContextOptions opts) const
Definition: content_context.cc:1492
impeller::Context
To do anything rendering related with Impeller, you need a context.
Definition: context.h:65
impeller::Context::GetCapabilities
virtual const std::shared_ptr< const Capabilities > & GetCapabilities() const =0
Get the capabilities of Impeller context. All optionally supported feature of the platform,...
impeller::Context::BackendType::kOpenGLES
@ kOpenGLES
impeller::Entity::kLastPipelineBlendMode
static constexpr BlendMode kLastPipelineBlendMode
Definition: entity.h:28
impeller::HostBuffer
Definition: host_buffer.h:26
impeller::HostBuffer::Emplace
BufferView Emplace(const BufferType &buffer, size_t alignment=0)
Emplace non-uniform data (like contiguous vertices) onto the host buffer.
Definition: host_buffer.h:92
impeller::HostBuffer::Create
static std::shared_ptr< HostBuffer > Create(const std::shared_ptr< Allocator > &allocator, const std::shared_ptr< const IdleWaiter > &idle_waiter, size_t minimum_uniform_alignment)
Definition: host_buffer.cc:21
impeller::LazyGlyphAtlas
Definition: lazy_glyph_atlas.h:16
impeller::PipelineDescriptor
Definition: pipeline_descriptor.h:24
impeller::PipelineDescriptor::SetDepthStencilAttachmentDescriptor
PipelineDescriptor & SetDepthStencilAttachmentDescriptor(std::optional< DepthAttachmentDescriptor > desc)
Definition: pipeline_descriptor.cc:151
impeller::PipelineDescriptor::ClearStencilAttachments
void ClearStencilAttachments()
Definition: pipeline_descriptor.cc:170
impeller::PipelineDescriptor::SetPolygonMode
void SetPolygonMode(PolygonMode mode)
Definition: pipeline_descriptor.cc:276
impeller::PipelineDescriptor::GetDepthStencilAttachmentDescriptor
std::optional< DepthAttachmentDescriptor > GetDepthStencilAttachmentDescriptor() const
Definition: pipeline_descriptor.cc:207
impeller::PipelineDescriptor::SetStencilAttachmentDescriptors
PipelineDescriptor & SetStencilAttachmentDescriptors(std::optional< StencilAttachmentDescriptor > front_and_back)
Definition: pipeline_descriptor.cc:157
impeller::PipelineDescriptor::GetColorAttachmentDescriptor
const ColorAttachmentDescriptor * GetColorAttachmentDescriptor(size_t index) const
Definition: pipeline_descriptor.cc:124
impeller::PipelineDescriptor::SetColorAttachmentDescriptor
PipelineDescriptor & SetColorAttachmentDescriptor(size_t index, ColorAttachmentDescriptor desc)
Definition: pipeline_descriptor.cc:110
impeller::PipelineDescriptor::SetSampleCount
PipelineDescriptor & SetSampleCount(SampleCount samples)
Definition: pipeline_descriptor.cc:76
impeller::PipelineDescriptor::SetPrimitiveType
void SetPrimitiveType(PrimitiveType type)
Definition: pipeline_descriptor.cc:268
impeller::PipelineDescriptor::ClearDepthAttachment
void ClearDepthAttachment()
Definition: pipeline_descriptor.cc:176
impeller::PipelineDescriptor::GetFrontStencilAttachmentDescriptor
std::optional< StencilAttachmentDescriptor > GetFrontStencilAttachmentDescriptor() const
Definition: pipeline_descriptor.cc:202
impeller::Pipeline< PipelineDescriptor >
impeller::RenderTargetCache
An implementation of the [RenderTargetAllocator] that caches all allocated texture data for one frame...
Definition: render_target_cache.h:18
impeller::RenderTarget
Definition: render_target.h:38
impeller::RenderTarget::GetRenderTargetTexture
std::shared_ptr< Texture > GetRenderTargetTexture() const
Definition: render_target.cc:176
impeller::RenderTarget::kDefaultColorAttachmentConfig
static constexpr AttachmentConfig kDefaultColorAttachmentConfig
Definition: render_target.h:55
impeller::RenderTarget::kDefaultColorAttachmentConfigMSAA
static constexpr AttachmentConfigMSAA kDefaultColorAttachmentConfigMSAA
Definition: render_target.h:61
impeller::RenderTarget::kDefaultStencilAttachmentConfig
static constexpr AttachmentConfig kDefaultStencilAttachmentConfig
Definition: render_target.h:68
impeller::Tessellator
A utility that generates triangles of the specified fill type given a polyline. This happens on the C...
Definition: tessellator.h:37
impeller::TextShadowCache
A cache for blurred text that re-uses these across frames.
Definition: text_shadow_cache.h:31
impeller::raw_ptr< Pipeline< PipelineDescriptor > >
command_buffer.h
desc_
std::optional< PipelineDescriptor > desc_
Definition: content_context.cc:77
pipelines_
std::vector< std::pair< uint64_t, std::unique_ptr< GenericRenderPipelineHandle > > > pipelines_
Definition: content_context.cc:80
default_options_
std::optional< ContentContextOptions > default_options_
Definition: content_context.cc:78
content_context.h
formats.h
x
int32_t x
Definition: dl_golden_unittests.cc:458
entity.h
framebuffer_blend_contents.h
impeller::interop::Create
ScopedObject< Object > Create(CtorArgs &&... args)
Definition: object.h:161
impeller
Definition: allocation.cc:12
impeller::BlendFactor::kDestinationColor
@ kDestinationColor
impeller::BlendFactor::kOne
@ kOne
impeller::BlendFactor::kSourceColor
@ kSourceColor
impeller::BlendFactor::kZero
@ kZero
impeller::BlendFactor::kDestinationAlpha
@ kDestinationAlpha
impeller::BlendFactor::kSourceAlpha
@ kSourceAlpha
impeller::BlendFactor::kOneMinusDestinationAlpha
@ kOneMinusDestinationAlpha
impeller::BlendFactor::kOneMinusSourceAlpha
@ kOneMinusSourceAlpha
impeller::PrimitiveType::kTriangleStrip
@ kTriangleStrip
impeller::Scalar
float Scalar
Definition: scalar.h:19
impeller::ConicalKind
ConicalKind
Definition: content_context.h:128
impeller::kStripAndRadial
@ kStripAndRadial
Definition: content_context.h:132
impeller::kStrip
@ kStrip
Definition: content_context.h:131
impeller::kConical
@ kConical
Definition: content_context.h:129
impeller::kRadial
@ kRadial
Definition: content_context.h:130
impeller::CreateDefaultPipeline
static std::unique_ptr< PipelineT > CreateDefaultPipeline(const Context &context)
Definition: content_context.cc:531
impeller::StorageMode::kDevicePrivate
@ kDevicePrivate
impeller::PipelineRef
raw_ptr< Pipeline< PipelineDescriptor > > PipelineRef
A raw ptr to a pipeline object.
Definition: pipeline.h:88
impeller::BlendModeToString
const char * BlendModeToString(BlendMode blend_mode)
Definition: color.cc:47
impeller::PixelFormat::kA8UNormInt
@ kA8UNormInt
impeller::PixelFormat::kR8G8B8A8UNormInt
@ kR8G8B8A8UNormInt
impeller::CompareFunction::kEqual
@ kEqual
Comparison test passes if new_value == current_value.
impeller::CompareFunction::kAlways
@ kAlways
Comparison test passes always passes.
impeller::CompareFunction::kLess
@ kLess
Comparison test passes if new_value < current_value.
impeller::CompareFunction::kNotEqual
@ kNotEqual
Comparison test passes if new_value != current_value.
impeller::AddMipmapGeneration
fml::Status AddMipmapGeneration(const std::shared_ptr< CommandBuffer > &command_buffer, const std::shared_ptr< Context > &context, const std::shared_ptr< Texture > &texture)
Adds a blit command to the render pass.
Definition: texture_util.cc:37
impeller::StencilOperation::kDecrementWrap
@ kDecrementWrap
Decrement the current stencil value by 1. If at zero, set to maximum.
impeller::StencilOperation::kSetToReferenceValue
@ kSetToReferenceValue
Reset the stencil value to the reference value.
impeller::StencilOperation::kIncrementClamp
@ kIncrementClamp
Increment the current stencil value by 1. Clamp it to the maximum.
impeller::StencilOperation::kIncrementWrap
@ kIncrementWrap
Increment the current stencil value by 1. If at maximum, set to zero.
impeller::StencilOperation::kKeep
@ kKeep
Don't modify the current stencil value.
impeller::BlendMode
BlendMode
Definition: color.h:58
impeller::BlendMode::kSrcOut
@ kSrcOut
impeller::BlendMode::kExclusion
@ kExclusion
impeller::BlendMode::kSaturation
@ kSaturation
impeller::BlendMode::kColorBurn
@ kColorBurn
impeller::BlendMode::kPlus
@ kPlus
impeller::BlendMode::kLighten
@ kLighten
impeller::BlendMode::kHue
@ kHue
impeller::BlendMode::kDst
@ kDst
impeller::BlendMode::kDstIn
@ kDstIn
impeller::BlendMode::kModulate
@ kModulate
impeller::BlendMode::kMultiply
@ kMultiply
impeller::BlendMode::kColorDodge
@ kColorDodge
impeller::BlendMode::kScreen
@ kScreen
impeller::BlendMode::kSrcOver
@ kSrcOver
impeller::BlendMode::kXor
@ kXor
impeller::BlendMode::kSrc
@ kSrc
impeller::BlendMode::kLuminosity
@ kLuminosity
impeller::BlendMode::kSoftLight
@ kSoftLight
impeller::BlendMode::kDifference
@ kDifference
impeller::BlendMode::kOverlay
@ kOverlay
impeller::BlendMode::kSrcATop
@ kSrcATop
impeller::BlendMode::kDstATop
@ kDstATop
impeller::BlendMode::kDstOver
@ kDstOver
impeller::BlendMode::kColor
@ kColor
impeller::BlendMode::kHardLight
@ kHardLight
impeller::BlendMode::kDstOut
@ kDstOut
impeller::BlendMode::kDarken
@ kDarken
impeller::BlendMode::kSrcIn
@ kSrcIn
impeller::BlendMode::kClear
@ kClear
impeller::GetPorterDuffSpecConstants
std::array< std::vector< Scalar >, 15 > GetPorterDuffSpecConstants(bool supports_decal)
Definition: content_context.cc:508
impeller::PolygonMode::kFill
@ kFill
impeller::ColorWriteMaskBits::kAll
@ kAll
impeller::ColorWriteMaskBits::kNone
@ kNone
impeller::BlendOperation::kAdd
@ kAdd
impeller::BlendOperation::kReverseSubtract
@ kReverseSubtract
impeller::SampleCount::kCount4
@ kCount4
impeller::SampleCount::kCount1
@ kCount1
impeller::BlendSelectValues::kExclusion
@ kExclusion
impeller::BlendSelectValues::kSaturation
@ kSaturation
impeller::BlendSelectValues::kColorBurn
@ kColorBurn
impeller::BlendSelectValues::kLighten
@ kLighten
impeller::BlendSelectValues::kHue
@ kHue
impeller::BlendSelectValues::kMultiply
@ kMultiply
impeller::BlendSelectValues::kColorDodge
@ kColorDodge
impeller::BlendSelectValues::kScreen
@ kScreen
impeller::BlendSelectValues::kLuminosity
@ kLuminosity
impeller::BlendSelectValues::kSoftLight
@ kSoftLight
impeller::BlendSelectValues::kDifference
@ kDifference
impeller::BlendSelectValues::kOverlay
@ kOverlay
impeller::BlendSelectValues::kColor
@ kColor
impeller::BlendSelectValues::kHardLight
@ kHardLight
impeller::BlendSelectValues::kDarken
@ kDarken
std
Definition: comparable.h:95
pipeline.h
pipeline_descriptor.h
pipeline_library.h
pipelines.h
render_target.h
render_target_cache.h
impeller::BufferView
Definition: buffer_view.h:19
impeller::ColorAttachmentDescriptor
Describe the color attachment that will be used with this pipeline.
Definition: formats.h:518
impeller::ColorAttachmentDescriptor::blending_enabled
bool blending_enabled
Definition: formats.h:520
impeller::ColorAttachmentDescriptor::color_blend_op
BlendOperation color_blend_op
Definition: formats.h:523
impeller::ColorAttachmentDescriptor::format
PixelFormat format
Definition: formats.h:519
impeller::ColorAttachmentDescriptor::dst_color_blend_factor
BlendFactor dst_color_blend_factor
Definition: formats.h:524
impeller::ColorAttachmentDescriptor::write_mask
ColorWriteMask write_mask
Definition: formats.h:530
impeller::ColorAttachmentDescriptor::src_alpha_blend_factor
BlendFactor src_alpha_blend_factor
Definition: formats.h:526
impeller::ColorAttachmentDescriptor::alpha_blend_op
BlendOperation alpha_blend_op
Definition: formats.h:527
impeller::ColorAttachmentDescriptor::src_color_blend_factor
BlendFactor src_color_blend_factor
Definition: formats.h:522
impeller::ColorAttachmentDescriptor::dst_alpha_blend_factor
BlendFactor dst_alpha_blend_factor
Definition: formats.h:528
impeller::Color::ToR8G8B8A8
std::array< uint8_t, 4 > ToR8G8B8A8() const
Convert to R8G8B8A8 representation.
Definition: color.h:246
impeller::Color::BlackTransparent
static constexpr Color BlackTransparent()
Definition: color.h:270
impeller::ContentContext::Pipelines
Definition: content_context.cc:215
impeller::ContentContext::Pipelines::solid_fill
Variants< SolidFillPipeline > solid_fill
Definition: content_context.cc:292
impeller::ContentContext::Pipelines::destination_blend
Variants< PorterDuffBlendPipeline > destination_blend
Definition: content_context.cc:274
impeller::ContentContext::Pipelines::sweep_gradient_ssbo_fill
Variants< SweepGradientSSBOFillPipeline > sweep_gradient_ssbo_fill
Definition: content_context.cc:295
impeller::ContentContext::Pipelines::blend_screen
Variants< BlendScreenPipeline > blend_screen
Definition: content_context.cc:230
impeller::ContentContext::Pipelines::modulate_blend
Variants< PorterDuffBlendPipeline > modulate_blend
Definition: content_context.cc:278
impeller::ContentContext::Pipelines::framebuffer_blend_overlay
Variants< FramebufferBlendOverlayPipeline > framebuffer_blend_overlay
Definition: content_context.cc:260
impeller::ContentContext::Pipelines::blend_saturation
Variants< BlendSaturationPipeline > blend_saturation
Definition: content_context.cc:229
impeller::ContentContext::Pipelines::tiled_texture
Variants< TiledTexturePipeline > tiled_texture
Definition: content_context.cc:300
impeller::ContentContext::Pipelines::destination_in_blend
Variants< PorterDuffBlendPipeline > destination_in_blend
Definition: content_context.cc:275
impeller::ContentContext::Pipelines::blend_softlight
Variants< BlendSoftLightPipeline > blend_softlight
Definition: content_context.cc:231
impeller::ContentContext::Pipelines::blend_colordodge
Variants< BlendColorDodgePipeline > blend_colordodge
Definition: content_context.cc:218
impeller::ContentContext::Pipelines::blend_multiply
Variants< BlendMultiplyPipeline > blend_multiply
Definition: content_context.cc:227
impeller::ContentContext::Pipelines::blend_color
Variants< BlendColorPipeline > blend_color
Definition: content_context.cc:219
impeller::ContentContext::Pipelines::blend_difference
Variants< BlendDifferencePipeline > blend_difference
Definition: content_context.cc:221
impeller::ContentContext::Pipelines::blend_overlay
Variants< BlendOverlayPipeline > blend_overlay
Definition: content_context.cc:228
impeller::ContentContext::Pipelines::conical_gradient_fill_strip
Variants< ConicalGradientFillStripPipeline > conical_gradient_fill_strip
Definition: content_context.cc:238
impeller::ContentContext::Pipelines::framebuffer_blend_exclusion
Variants< FramebufferBlendExclusionPipeline > framebuffer_blend_exclusion
Definition: content_context.cc:254
impeller::ContentContext::Pipelines::morphology_filter
Variants< MorphologyFilterPipeline > morphology_filter
Definition: content_context.cc:271
impeller::ContentContext::Pipelines::screen_blend
Variants< PorterDuffBlendPipeline > screen_blend
Definition: content_context.cc:280
impeller::ContentContext::Pipelines::framebuffer_blend_saturation
Variants< FramebufferBlendSaturationPipeline > framebuffer_blend_saturation
Definition: content_context.cc:261
impeller::ContentContext::Pipelines::source_over_blend
Variants< PorterDuffBlendPipeline > source_over_blend
Definition: content_context.cc:285
impeller::ContentContext::Pipelines::linear_gradient_fill
Variants< LinearGradientFillPipeline > linear_gradient_fill
Definition: content_context.cc:267
impeller::ContentContext::Pipelines::plus_blend
Variants< PorterDuffBlendPipeline > plus_blend
Definition: content_context.cc:279
impeller::ContentContext::Pipelines::vertices_uber_2_
Variants< VerticesUber2Shader > vertices_uber_2_
Definition: content_context.cc:302
impeller::ContentContext::Pipelines::framebuffer_blend_hardlight
Variants< FramebufferBlendHardLightPipeline > framebuffer_blend_hardlight
Definition: content_context.cc:255
impeller::ContentContext::Pipelines::radial_gradient_ssbo_fill
Variants< RadialGradientSSBOFillPipeline > radial_gradient_ssbo_fill
Definition: content_context.cc:288
impeller::ContentContext::Pipelines::line
Variants< LinePipeline > line
Definition: content_context.cc:266
impeller::ContentContext::Pipelines::clear_blend
Variants< PorterDuffBlendPipeline > clear_blend
Definition: content_context.cc:272
impeller::ContentContext::Pipelines::conical_gradient_uniform_fill
Variants< ConicalGradientUniformFillConicalPipeline > conical_gradient_uniform_fill
Definition: content_context.cc:244
impeller::ContentContext::Pipelines::framebuffer_blend_multiply
Variants< FramebufferBlendMultiplyPipeline > framebuffer_blend_multiply
Definition: content_context.cc:259
impeller::ContentContext::Pipelines::conical_gradient_ssbo_fill
Variants< ConicalGradientSSBOFillPipeline > conical_gradient_ssbo_fill
Definition: content_context.cc:240
impeller::ContentContext::Pipelines::texture_downsample
Variants< TextureDownsamplePipeline > texture_downsample
Definition: content_context.cc:297
impeller::ContentContext::Pipelines::framebuffer_blend_luminosity
Variants< FramebufferBlendLuminosityPipeline > framebuffer_blend_luminosity
Definition: content_context.cc:258
impeller::ContentContext::Pipelines::framebuffer_blend_softlight
Variants< FramebufferBlendSoftLightPipeline > framebuffer_blend_softlight
Definition: content_context.cc:263
impeller::ContentContext::Pipelines::sweep_gradient_uniform_fill
Variants< SweepGradientUniformFillPipeline > sweep_gradient_uniform_fill
Definition: content_context.cc:296
impeller::ContentContext::Pipelines::blend_colorburn
Variants< BlendColorBurnPipeline > blend_colorburn
Definition: content_context.cc:217
impeller::ContentContext::Pipelines::conical_gradient_uniform_fill_strip_and_radial
Variants< ConicalGradientUniformFillStripRadialPipeline > conical_gradient_uniform_fill_strip_and_radial
Definition: content_context.cc:247
impeller::ContentContext::Pipelines::source_in_blend
Variants< PorterDuffBlendPipeline > source_in_blend
Definition: content_context.cc:283
impeller::ContentContext::Pipelines::conical_gradient_fill
Variants< ConicalGradientFillConicalPipeline > conical_gradient_fill
Definition: content_context.cc:236
impeller::ContentContext::Pipelines::circle
Variants< CirclePipeline > circle
Definition: content_context.cc:233
impeller::ContentContext::Pipelines::sweep_gradient_fill
Variants< SweepGradientFillPipeline > sweep_gradient_fill
Definition: content_context.cc:294
impeller::ContentContext::Pipelines::framebuffer_blend_lighten
Variants< FramebufferBlendLightenPipeline > framebuffer_blend_lighten
Definition: content_context.cc:257
impeller::ContentContext::Pipelines::source_a_top_blend
Variants< PorterDuffBlendPipeline > source_a_top_blend
Definition: content_context.cc:281
impeller::ContentContext::Pipelines::destination_a_top_blend
Variants< PorterDuffBlendPipeline > destination_a_top_blend
Definition: content_context.cc:273
impeller::ContentContext::Pipelines::radial_gradient_uniform_fill
Variants< RadialGradientUniformFillPipeline > radial_gradient_uniform_fill
Definition: content_context.cc:289
impeller::ContentContext::Pipelines::blend_lighten
Variants< BlendLightenPipeline > blend_lighten
Definition: content_context.cc:225
impeller::ContentContext::Pipelines::linear_gradient_uniform_fill
Variants< LinearGradientUniformFillPipeline > linear_gradient_uniform_fill
Definition: content_context.cc:269
impeller::ContentContext::Pipelines::framebuffer_blend_colorburn
Variants< FramebufferBlendColorBurnPipeline > framebuffer_blend_colorburn
Definition: content_context.cc:249
impeller::ContentContext::Pipelines::conical_gradient_fill_radial
Variants< ConicalGradientFillRadialPipeline > conical_gradient_fill_radial
Definition: content_context.cc:237
impeller::ContentContext::Pipelines::clip
Variants< ClipPipeline > clip
Definition: content_context.cc:234
impeller::ContentContext::Pipelines::destination_over_blend
Variants< PorterDuffBlendPipeline > destination_over_blend
Definition: content_context.cc:277
impeller::ContentContext::Pipelines::blend_exclusion
Variants< BlendExclusionPipeline > blend_exclusion
Definition: content_context.cc:222
impeller::ContentContext::Pipelines::rsuperellipse_blur
Variants< RSuperellipseBlurPipeline > rsuperellipse_blur
Definition: content_context.cc:291
impeller::ContentContext::Pipelines::srgb_to_linear_filter
Variants< SrgbToLinearFilterPipeline > srgb_to_linear_filter
Definition: content_context.cc:293
impeller::ContentContext::Pipelines::color_matrix_color_filter
Variants< ColorMatrixColorFilterPipeline > color_matrix_color_filter
Definition: content_context.cc:235
impeller::ContentContext::Pipelines::linear_to_srgb_filter
Variants< LinearToSrgbFilterPipeline > linear_to_srgb_filter
Definition: content_context.cc:270
impeller::ContentContext::Pipelines::conical_gradient_uniform_fill_radial
Variants< ConicalGradientUniformFillRadialPipeline > conical_gradient_uniform_fill_radial
Definition: content_context.cc:245
impeller::ContentContext::Pipelines::conical_gradient_ssbo_fill_strip
Variants< ConicalGradientSSBOFillPipeline > conical_gradient_ssbo_fill_strip
Definition: content_context.cc:243
impeller::ContentContext::Pipelines::rrect_blur
Variants< RRectBlurPipeline > rrect_blur
Definition: content_context.cc:290
impeller::ContentContext::Pipelines::blend_darken
Variants< BlendDarkenPipeline > blend_darken
Definition: content_context.cc:220
impeller::ContentContext::Pipelines::texture
Variants< TexturePipeline > texture
Definition: content_context.cc:298
impeller::ContentContext::Pipelines::source_out_blend
Variants< PorterDuffBlendPipeline > source_out_blend
Definition: content_context.cc:284
impeller::ContentContext::Pipelines::framebuffer_blend_hue
Variants< FramebufferBlendHuePipeline > framebuffer_blend_hue
Definition: content_context.cc:256
impeller::ContentContext::Pipelines::texture_strict_src
Variants< TextureStrictSrcPipeline > texture_strict_src
Definition: content_context.cc:299
impeller::ContentContext::Pipelines::framebuffer_blend_color
Variants< FramebufferBlendColorPipeline > framebuffer_blend_color
Definition: content_context.cc:251
impeller::ContentContext::Pipelines::blend_hue
Variants< BlendHuePipeline > blend_hue
Definition: content_context.cc:224
impeller::ContentContext::Pipelines::framebuffer_blend_darken
Variants< FramebufferBlendDarkenPipeline > framebuffer_blend_darken
Definition: content_context.cc:252
impeller::ContentContext::Pipelines::fast_gradient
Variants< FastGradientPipeline > fast_gradient
Definition: content_context.cc:248
impeller::ContentContext::Pipelines::conical_gradient_uniform_fill_strip
Variants< ConicalGradientUniformFillStripPipeline > conical_gradient_uniform_fill_strip
Definition: content_context.cc:246
impeller::ContentContext::Pipelines::xor_blend
Variants< PorterDuffBlendPipeline > xor_blend
Definition: content_context.cc:286
impeller::ContentContext::Pipelines::gaussian_blur
Variants< GaussianBlurPipeline > gaussian_blur
Definition: content_context.cc:264
impeller::ContentContext::Pipelines::linear_gradient_ssbo_fill
Variants< LinearGradientSSBOFillPipeline > linear_gradient_ssbo_fill
Definition: content_context.cc:268
impeller::ContentContext::Pipelines::conical_gradient_ssbo_fill_strip_and_radial
Variants< ConicalGradientSSBOFillPipeline > conical_gradient_ssbo_fill_strip_and_radial
Definition: content_context.cc:242
impeller::ContentContext::Pipelines::glyph_atlas
Variants< GlyphAtlasPipeline > glyph_atlas
Definition: content_context.cc:265
impeller::ContentContext::Pipelines::source_blend
Variants< PorterDuffBlendPipeline > source_blend
Definition: content_context.cc:282
impeller::ContentContext::Pipelines::blend_luminosity
Variants< BlendLuminosityPipeline > blend_luminosity
Definition: content_context.cc:226
impeller::ContentContext::Pipelines::border_mask_blur
Variants< BorderMaskBlurPipeline > border_mask_blur
Definition: content_context.cc:232
impeller::ContentContext::Pipelines::framebuffer_blend_screen
Variants< FramebufferBlendScreenPipeline > framebuffer_blend_screen
Definition: content_context.cc:262
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