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formats_mtl.h
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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 #ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_FORMATS_MTL_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_FORMATS_MTL_H_
7
8 #include <Metal/Metal.h>
9
10 #include <optional>
11
12 #include "flutter/fml/build_config.h"
13 #include "impeller/base/validation.h"
14 #include "impeller/core/formats.h"
15 #include "impeller/core/texture_descriptor.h"
16 #include "impeller/geometry/color.h"
17
18 namespace impeller {
19
20 class RenderTarget;
21
22 constexpr PixelFormat FromMTLPixelFormat(MTLPixelFormat format) {
23 switch (format) {
24 case MTLPixelFormatInvalid:
25 return PixelFormat::kUnknown;
26 case MTLPixelFormatBGRA8Unorm:
27 return PixelFormat::kB8G8R8A8UNormInt;
28 case MTLPixelFormatBGRA8Unorm_sRGB:
29 return PixelFormat::kB8G8R8A8UNormIntSRGB;
30 case MTLPixelFormatRGBA8Unorm:
31 return PixelFormat::kR8G8B8A8UNormInt;
32 case MTLPixelFormatRGBA8Unorm_sRGB:
33 return PixelFormat::kR8G8B8A8UNormIntSRGB;
34 case MTLPixelFormatRGBA32Float:
35 return PixelFormat::kR32G32B32A32Float;
36 case MTLPixelFormatRGBA16Float:
37 return PixelFormat::kR16G16B16A16Float;
38 case MTLPixelFormatStencil8:
39 return PixelFormat::kS8UInt;
40 #if !FML_OS_IOS
41 case MTLPixelFormatDepth24Unorm_Stencil8:
42 return PixelFormat::kD24UnormS8Uint;
43 #endif // FML_OS_IOS
44 case MTLPixelFormatDepth32Float_Stencil8:
45 return PixelFormat::kD32FloatS8UInt;
46 case MTLPixelFormatBGR10_XR_sRGB:
47 return PixelFormat::kB10G10R10XRSRGB;
48 case MTLPixelFormatBGR10_XR:
49 return PixelFormat::kB10G10R10XR;
50 case MTLPixelFormatBGRA10_XR:
51 return PixelFormat::kB10G10R10A10XR;
52 default:
53 return PixelFormat::kUnknown;
54 }
55 return PixelFormat::kUnknown;
56 }
57
58 /// Safe accessor for MTLPixelFormatDepth24Unorm_Stencil8.
59 /// Returns PixelFormat::kUnknown if MTLPixelFormatDepth24Unorm_Stencil8 isn't
60 /// supported.
61 MTLPixelFormat SafeMTLPixelFormatDepth24Unorm_Stencil8();
62
63 /// Safe accessor for MTLPixelFormatBGR10_XR_sRGB.
64 /// Returns PixelFormat::kUnknown if MTLPixelFormatBGR10_XR_sRGB isn't
65 /// supported.
66 MTLPixelFormat SafeMTLPixelFormatBGR10_XR_sRGB();
67
68 /// Safe accessor for MTLPixelFormatBGR10_XR.
69 /// Returns PixelFormat::kUnknown if MTLPixelFormatBGR10_XR isn't supported.
70 MTLPixelFormat SafeMTLPixelFormatBGR10_XR();
71
72 /// Safe accessor for MTLPixelFormatBGRA10_XR.
73 /// Returns PixelFormat::kUnknown if MTLPixelFormatBGR10_XR isn't supported.
74 MTLPixelFormat SafeMTLPixelFormatBGRA10_XR();
75
76 constexpr MTLPixelFormat ToMTLPixelFormat(PixelFormat format) {
77 switch (format) {
78 case PixelFormat::kUnknown:
79 return MTLPixelFormatInvalid;
80 case PixelFormat::kA8UNormInt:
81 return MTLPixelFormatA8Unorm;
82 case PixelFormat::kR8UNormInt:
83 return MTLPixelFormatR8Unorm;
84 case PixelFormat::kR8G8UNormInt:
85 return MTLPixelFormatRG8Unorm;
86 case PixelFormat::kB8G8R8A8UNormInt:
87 return MTLPixelFormatBGRA8Unorm;
88 case PixelFormat::kB8G8R8A8UNormIntSRGB:
89 return MTLPixelFormatBGRA8Unorm_sRGB;
90 case PixelFormat::kR8G8B8A8UNormInt:
91 return MTLPixelFormatRGBA8Unorm;
92 case PixelFormat::kR8G8B8A8UNormIntSRGB:
93 return MTLPixelFormatRGBA8Unorm_sRGB;
94 case PixelFormat::kR32G32B32A32Float:
95 return MTLPixelFormatRGBA32Float;
96 case PixelFormat::kR16G16B16A16Float:
97 return MTLPixelFormatRGBA16Float;
98 case PixelFormat::kS8UInt:
99 return MTLPixelFormatStencil8;
100 case PixelFormat::kD24UnormS8Uint:
101 return SafeMTLPixelFormatDepth24Unorm_Stencil8();
102 case PixelFormat::kD32FloatS8UInt:
103 return MTLPixelFormatDepth32Float_Stencil8;
104 case PixelFormat::kB10G10R10XRSRGB:
105 return SafeMTLPixelFormatBGR10_XR_sRGB();
106 case PixelFormat::kB10G10R10XR:
107 return SafeMTLPixelFormatBGR10_XR();
108 case PixelFormat::kB10G10R10A10XR:
109 return SafeMTLPixelFormatBGRA10_XR();
110 }
111 return MTLPixelFormatInvalid;
112 };
113
114 constexpr MTLBlendFactor ToMTLBlendFactor(BlendFactor type) {
115 switch (type) {
116 case BlendFactor::kZero:
117 return MTLBlendFactorZero;
118 case BlendFactor::kOne:
119 return MTLBlendFactorOne;
120 case BlendFactor::kSourceColor:
121 return MTLBlendFactorSourceColor;
122 case BlendFactor::kOneMinusSourceColor:
123 return MTLBlendFactorOneMinusSourceColor;
124 case BlendFactor::kSourceAlpha:
125 return MTLBlendFactorSourceAlpha;
126 case BlendFactor::kOneMinusSourceAlpha:
127 return MTLBlendFactorOneMinusSourceAlpha;
128 case BlendFactor::kDestinationColor:
129 return MTLBlendFactorDestinationColor;
130 case BlendFactor::kOneMinusDestinationColor:
131 return MTLBlendFactorOneMinusDestinationColor;
132 case BlendFactor::kDestinationAlpha:
133 return MTLBlendFactorDestinationAlpha;
134 case BlendFactor::kOneMinusDestinationAlpha:
135 return MTLBlendFactorOneMinusDestinationAlpha;
136 case BlendFactor::kSourceAlphaSaturated:
137 return MTLBlendFactorSourceAlphaSaturated;
138 case BlendFactor::kBlendColor:
139 return MTLBlendFactorBlendColor;
140 case BlendFactor::kOneMinusBlendColor:
141 return MTLBlendFactorOneMinusBlendColor;
142 case BlendFactor::kBlendAlpha:
143 return MTLBlendFactorBlendAlpha;
144 case BlendFactor::kOneMinusBlendAlpha:
145 return MTLBlendFactorOneMinusBlendAlpha;
146 }
147 return MTLBlendFactorZero;
148 };
149
150 constexpr MTLPrimitiveType ToMTLPrimitiveType(PrimitiveType type) {
151 switch (type) {
152 case PrimitiveType::kTriangle:
153 return MTLPrimitiveTypeTriangle;
154 case PrimitiveType::kTriangleStrip:
155 return MTLPrimitiveTypeTriangleStrip;
156 case PrimitiveType::kLine:
157 return MTLPrimitiveTypeLine;
158 case PrimitiveType::kLineStrip:
159 return MTLPrimitiveTypeLineStrip;
160 case PrimitiveType::kPoint:
161 return MTLPrimitiveTypePoint;
162 case PrimitiveType::kTriangleFan:
163 // Callers are expected to perform a capability check for triangle fan
164 // support.
165 return MTLPrimitiveTypePoint;
166 }
167 return MTLPrimitiveTypePoint;
168 }
169
170 constexpr MTLTriangleFillMode ToMTLTriangleFillMode(PolygonMode mode) {
171 switch (mode) {
172 case PolygonMode::kFill:
173 return MTLTriangleFillModeFill;
174 case PolygonMode::kLine:
175 return MTLTriangleFillModeLines;
176 }
177 return MTLTriangleFillModeFill;
178 }
179
180 constexpr MTLIndexType ToMTLIndexType(IndexType type) {
181 switch (type) {
182 case IndexType::k16bit:
183 return MTLIndexTypeUInt16;
184 default:
185 return MTLIndexTypeUInt32;
186 }
187 }
188
189 constexpr MTLCullMode ToMTLCullMode(CullMode mode) {
190 switch (mode) {
191 case CullMode::kNone:
192 return MTLCullModeNone;
193 case CullMode::kBackFace:
194 return MTLCullModeBack;
195 case CullMode::kFrontFace:
196 return MTLCullModeFront;
197 }
198 return MTLCullModeNone;
199 }
200
201 constexpr MTLBlendOperation ToMTLBlendOperation(BlendOperation type) {
202 switch (type) {
203 case BlendOperation::kAdd:
204 return MTLBlendOperationAdd;
205 case BlendOperation::kSubtract:
206 return MTLBlendOperationSubtract;
207 case BlendOperation::kReverseSubtract:
208 return MTLBlendOperationReverseSubtract;
209 }
210 return MTLBlendOperationAdd;
211 };
212
213 constexpr MTLColorWriteMask ToMTLColorWriteMask(ColorWriteMask type) {
214 MTLColorWriteMask mask = MTLColorWriteMaskNone;
215
216 if (type & ColorWriteMaskBits::kRed) {
217 mask |= MTLColorWriteMaskRed;
218 }
219
220 if (type & ColorWriteMaskBits::kGreen) {
221 mask |= MTLColorWriteMaskGreen;
222 }
223
224 if (type & ColorWriteMaskBits::kBlue) {
225 mask |= MTLColorWriteMaskBlue;
226 }
227
228 if (type & ColorWriteMaskBits::kAlpha) {
229 mask |= MTLColorWriteMaskAlpha;
230 }
231
232 return mask;
233 };
234
235 constexpr MTLCompareFunction ToMTLCompareFunction(CompareFunction func) {
236 switch (func) {
237 case CompareFunction::kNever:
238 return MTLCompareFunctionNever;
239 case CompareFunction::kLess:
240 return MTLCompareFunctionLess;
241 case CompareFunction::kEqual:
242 return MTLCompareFunctionEqual;
243 case CompareFunction::kLessEqual:
244 return MTLCompareFunctionLessEqual;
245 case CompareFunction::kGreater:
246 return MTLCompareFunctionGreater;
247 case CompareFunction::kNotEqual:
248 return MTLCompareFunctionNotEqual;
249 case CompareFunction::kGreaterEqual:
250 return MTLCompareFunctionGreaterEqual;
251 case CompareFunction::kAlways:
252 return MTLCompareFunctionAlways;
253 }
254 return MTLCompareFunctionAlways;
255 };
256
257 constexpr MTLStencilOperation ToMTLStencilOperation(StencilOperation op) {
258 switch (op) {
259 case StencilOperation::kKeep:
260 return MTLStencilOperationKeep;
261 case StencilOperation::kZero:
262 return MTLStencilOperationZero;
263 case StencilOperation::kSetToReferenceValue:
264 return MTLStencilOperationReplace;
265 case StencilOperation::kIncrementClamp:
266 return MTLStencilOperationIncrementClamp;
267 case StencilOperation::kDecrementClamp:
268 return MTLStencilOperationDecrementClamp;
269 case StencilOperation::kInvert:
270 return MTLStencilOperationInvert;
271 case StencilOperation::kIncrementWrap:
272 return MTLStencilOperationIncrementWrap;
273 case StencilOperation::kDecrementWrap:
274 return MTLStencilOperationDecrementWrap;
275 }
276 return MTLStencilOperationKeep;
277 };
278
279 constexpr MTLLoadAction ToMTLLoadAction(LoadAction action) {
280 switch (action) {
281 case LoadAction::kDontCare:
282 return MTLLoadActionDontCare;
283 case LoadAction::kLoad:
284 return MTLLoadActionLoad;
285 case LoadAction::kClear:
286 return MTLLoadActionClear;
287 }
288
289 return MTLLoadActionDontCare;
290 }
291
292 constexpr LoadAction FromMTLLoadAction(MTLLoadAction action) {
293 switch (action) {
294 case MTLLoadActionDontCare:
295 return LoadAction::kDontCare;
296 case MTLLoadActionLoad:
297 return LoadAction::kLoad;
298 case MTLLoadActionClear:
299 return LoadAction::kClear;
300 default:
301 break;
302 }
303
304 return LoadAction::kDontCare;
305 }
306
307 constexpr MTLStoreAction ToMTLStoreAction(StoreAction action) {
308 switch (action) {
309 case StoreAction::kDontCare:
310 return MTLStoreActionDontCare;
311 case StoreAction::kStore:
312 return MTLStoreActionStore;
313 case StoreAction::kMultisampleResolve:
314 return MTLStoreActionMultisampleResolve;
315 case StoreAction::kStoreAndMultisampleResolve:
316 return MTLStoreActionStoreAndMultisampleResolve;
317 }
318 return MTLStoreActionDontCare;
319 }
320
321 constexpr StoreAction FromMTLStoreAction(MTLStoreAction action) {
322 switch (action) {
323 case MTLStoreActionDontCare:
324 return StoreAction::kDontCare;
325 case MTLStoreActionStore:
326 return StoreAction::kStore;
327 case MTLStoreActionMultisampleResolve:
328 return StoreAction::kMultisampleResolve;
329 case MTLStoreActionStoreAndMultisampleResolve:
330 return StoreAction::kStoreAndMultisampleResolve;
331 default:
332 break;
333 }
334 return StoreAction::kDontCare;
335 }
336
337 constexpr MTLSamplerMinMagFilter ToMTLSamplerMinMagFilter(MinMagFilter filter) {
338 switch (filter) {
339 case MinMagFilter::kNearest:
340 return MTLSamplerMinMagFilterNearest;
341 case MinMagFilter::kLinear:
342 return MTLSamplerMinMagFilterLinear;
343 }
344 return MTLSamplerMinMagFilterNearest;
345 }
346
347 constexpr MTLSamplerMipFilter ToMTLSamplerMipFilter(MipFilter filter) {
348 switch (filter) {
349 case MipFilter::kBase:
350 return MTLSamplerMipFilterNotMipmapped;
351 case MipFilter::kNearest:
352 return MTLSamplerMipFilterNearest;
353 case MipFilter::kLinear:
354 return MTLSamplerMipFilterLinear;
355 }
356 return MTLSamplerMipFilterNotMipmapped;
357 }
358
359 constexpr MTLSamplerAddressMode ToMTLSamplerAddressMode(
360 SamplerAddressMode mode) {
361 switch (mode) {
362 case SamplerAddressMode::kClampToEdge:
363 return MTLSamplerAddressModeClampToEdge;
364 case SamplerAddressMode::kRepeat:
365 return MTLSamplerAddressModeRepeat;
366 case SamplerAddressMode::kMirror:
367 return MTLSamplerAddressModeMirrorRepeat;
368 case SamplerAddressMode::kDecal:
369 return MTLSamplerAddressModeClampToZero;
370 }
371 return MTLSamplerAddressModeClampToEdge;
372 }
373
374 inline MTLClearColor ToMTLClearColor(const Color& color) {
375 return MTLClearColorMake(color.red, color.green, color.blue, color.alpha);
376 }
377
378 constexpr MTLTextureType ToMTLTextureType(TextureType type) {
379 switch (type) {
380 case TextureType::kTexture2D:
381 return MTLTextureType2D;
382 case TextureType::kTexture2DMultisample:
383 return MTLTextureType2DMultisample;
384 case TextureType::kTextureCube:
385 return MTLTextureTypeCube;
386 case TextureType::kTextureExternalOES:
387 VALIDATION_LOG
388 << "kTextureExternalOES can not be used with the Metal backend.";
389 }
390 return MTLTextureType2D;
391 }
392
393 MTLRenderPipelineColorAttachmentDescriptor*
394 ToMTLRenderPipelineColorAttachmentDescriptor(
395 ColorAttachmentDescriptor descriptor);
396
397 MTLDepthStencilDescriptor* ToMTLDepthStencilDescriptor(
398 std::optional<DepthAttachmentDescriptor> depth,
399 std::optional<StencilAttachmentDescriptor> front,
400 std::optional<StencilAttachmentDescriptor> back);
401
402 MTLTextureDescriptor* ToMTLTextureDescriptor(const TextureDescriptor& desc);
403
404 } // namespace impeller
405
406 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_FORMATS_MTL_H_
impeller::StoreAction::kMultisampleResolve
@ kMultisampleResolve
impeller::PixelFormat::kS8UInt
@ kS8UInt
impeller::TextureType::kTextureExternalOES
@ kTextureExternalOES
impeller::ToMTLColorWriteMask
constexpr MTLColorWriteMask ToMTLColorWriteMask(ColorWriteMask type)
Definition: formats_mtl.h:213
impeller::CompareFunction::kGreater
@ kGreater
Comparison test passes if new_value > current_value.
impeller::PrimitiveType::kLineStrip
@ kLineStrip
impeller::LoadAction::kLoad
@ kLoad
impeller::StoreAction
StoreAction
Definition: formats.h:208
impeller::StencilOperation::kDecrementClamp
@ kDecrementClamp
Decrement the current stencil value by 1. Clamp it to zero.
impeller::StoreAction::kStoreAndMultisampleResolve
@ kStoreAndMultisampleResolve
impeller::IndexType::k16bit
@ k16bit
impeller::PolygonMode
PolygonMode
Definition: formats.h:389
impeller::ToMTLSamplerAddressMode
constexpr MTLSamplerAddressMode ToMTLSamplerAddressMode(SamplerAddressMode mode)
Definition: formats_mtl.h:359
impeller::PixelFormat::kB10G10R10A10XR
@ kB10G10R10A10XR
impeller::PixelFormat::kB8G8R8A8UNormIntSRGB
@ kB8G8R8A8UNormIntSRGB
impeller::SafeMTLPixelFormatBGRA10_XR
MTLPixelFormat SafeMTLPixelFormatBGRA10_XR()
Definition: formats_mtl.mm:138
impeller::PixelFormat::kA8UNormInt
@ kA8UNormInt
impeller::BlendFactor::kSourceAlphaSaturated
@ kSourceAlphaSaturated
impeller::BlendFactor
BlendFactor
Definition: formats.h:178
impeller::PixelFormat::kR8UNormInt
@ kR8UNormInt
impeller::Color
Definition: color.h:123
impeller::ColorWriteMaskBits::kGreen
@ kGreen
impeller::CompareFunction::kEqual
@ kEqual
Comparison test passes if new_value == current_value.
impeller::BlendFactor::kOneMinusSourceAlpha
@ kOneMinusSourceAlpha
impeller::SamplerAddressMode
SamplerAddressMode
Definition: formats.h:441
impeller::CompareFunction::kGreaterEqual
@ kGreaterEqual
Comparison test passes if new_value >= current_value.
impeller::ToMTLStencilOperation
constexpr MTLStencilOperation ToMTLStencilOperation(StencilOperation op)
Definition: formats_mtl.h:257
impeller::StencilOperation::kKeep
@ kKeep
Don't modify the current stencil value.
impeller::PixelFormat::kR8G8B8A8UNormInt
@ kR8G8B8A8UNormInt
impeller::TextureType
TextureType
Definition: formats.h:262
texture_descriptor.h
impeller::StencilOperation::kIncrementClamp
@ kIncrementClamp
Increment the current stencil value by 1. Clamp it to the maximum.
formats.h
impeller::StoreAction::kDontCare
@ kDontCare
impeller::SafeMTLPixelFormatDepth24Unorm_Stencil8
MTLPixelFormat SafeMTLPixelFormatDepth24Unorm_Stencil8()
Definition: formats_mtl.mm:113
impeller::StencilOperation::kInvert
@ kInvert
Perform a logical bitwise invert on the current stencil value.
impeller::SamplerAddressMode::kClampToEdge
@ kClampToEdge
impeller::BlendFactor::kDestinationAlpha
@ kDestinationAlpha
impeller::ToMTLStoreAction
constexpr MTLStoreAction ToMTLStoreAction(StoreAction action)
Definition: formats_mtl.h:307
impeller::ToMTLCompareFunction
constexpr MTLCompareFunction ToMTLCompareFunction(CompareFunction func)
Definition: formats_mtl.h:235
validation.h
impeller::ToMTLClearColor
MTLClearColor ToMTLClearColor(const Color &color)
Definition: formats_mtl.h:374
impeller::StencilOperation
StencilOperation
Definition: formats.h:571
impeller::PolygonMode::kFill
@ kFill
impeller::StencilOperation::kSetToReferenceValue
@ kSetToReferenceValue
Reset the stencil value to the reference value.
impeller::BlendFactor::kSourceColor
@ kSourceColor
impeller::PixelFormat::kD32FloatS8UInt
@ kD32FloatS8UInt
impeller::ToMTLDepthStencilDescriptor
MTLDepthStencilDescriptor * ToMTLDepthStencilDescriptor(std::optional< DepthAttachmentDescriptor > depth, std::optional< StencilAttachmentDescriptor > front, std::optional< StencilAttachmentDescriptor > back)
Definition: formats_mtl.mm:54
impeller::PixelFormat
PixelFormat
The Pixel formats supported by Impeller. The naming convention denotes the usage of the component,...
Definition: formats.h:99
impeller::PrimitiveType::kLine
@ kLine
impeller::BlendFactor::kDestinationColor
@ kDestinationColor
impeller::ToMTLTextureDescriptor
MTLTextureDescriptor * ToMTLTextureDescriptor(const TextureDescriptor &desc)
Definition: formats_mtl.mm:86
impeller::MinMagFilter::kNearest
@ kNearest
Select nearest to the sample point. Most widely supported.
impeller::Mask< ColorWriteMaskBits >
impeller::PrimitiveType::kTriangle
@ kTriangle
impeller::BlendFactor::kZero
@ kZero
impeller::TextureType::kTexture2DMultisample
@ kTexture2DMultisample
impeller::CullMode
CullMode
Definition: formats.h:337
impeller::MipFilter::kNearest
@ kNearest
The nearst mipmap level is selected.
impeller::LoadAction::kClear
@ kClear
impeller::StencilOperation::kDecrementWrap
@ kDecrementWrap
Decrement the current stencil value by 1. If at zero, set to maximum.
impeller::CompareFunction
CompareFunction
Definition: formats.h:552
impeller::BlendFactor::kOneMinusDestinationColor
@ kOneMinusDestinationColor
impeller::PrimitiveType::kTriangleStrip
@ kTriangleStrip
impeller::PrimitiveType
PrimitiveType
Decides how backend draws pixels based on input vertices.
Definition: formats.h:352
impeller::CullMode::kBackFace
@ kBackFace
impeller::FromMTLStoreAction
constexpr StoreAction FromMTLStoreAction(MTLStoreAction action)
Definition: formats_mtl.h:321
impeller::ToMTLLoadAction
constexpr MTLLoadAction ToMTLLoadAction(LoadAction action)
Definition: formats_mtl.h:279
impeller::CullMode::kNone
@ kNone
impeller::ToMTLBlendOperation
constexpr MTLBlendOperation ToMTLBlendOperation(BlendOperation type)
Definition: formats_mtl.h:201
impeller::MipFilter
MipFilter
Options for selecting and filtering between mipmap levels.
Definition: formats.h:425
impeller::BlendOperation::kReverseSubtract
@ kReverseSubtract
impeller::BlendFactor::kBlendAlpha
@ kBlendAlpha
impeller::ToMTLPrimitiveType
constexpr MTLPrimitiveType ToMTLPrimitiveType(PrimitiveType type)
Definition: formats_mtl.h:150
impeller::LoadAction
LoadAction
Definition: formats.h:202
impeller::PrimitiveType::kPoint
@ kPoint
Draws a point at each input vertex.
impeller::ToMTLSamplerMinMagFilter
constexpr MTLSamplerMinMagFilter ToMTLSamplerMinMagFilter(MinMagFilter filter)
Definition: formats_mtl.h:337
impeller::PixelFormat::kR8G8UNormInt
@ kR8G8UNormInt
impeller::ToMTLRenderPipelineColorAttachmentDescriptor
MTLRenderPipelineColorAttachmentDescriptor * ToMTLRenderPipelineColorAttachmentDescriptor(ColorAttachmentDescriptor descriptor)
Definition: formats_mtl.mm:15
impeller::BlendOperation::kAdd
@ kAdd
impeller::MinMagFilter::kLinear
@ kLinear
impeller::BlendFactor::kBlendColor
@ kBlendColor
impeller::IndexType
IndexType
Definition: formats.h:343
impeller::PixelFormat::kB10G10R10XR
@ kB10G10R10XR
impeller::PixelFormat::kD24UnormS8Uint
@ kD24UnormS8Uint
type
GLenum type
Definition: blit_command_gles.cc:127
impeller::BlendFactor::kOneMinusBlendColor
@ kOneMinusBlendColor
impeller::StencilOperation::kIncrementWrap
@ kIncrementWrap
Increment the current stencil value by 1. If at maximum, set to zero.
impeller::TextureType::kTextureCube
@ kTextureCube
impeller::MinMagFilter
MinMagFilter
Describes how the texture should be sampled when the texture is being shrunk (minified) or expanded (...
Definition: formats.h:415
impeller::PixelFormat::kR16G16B16A16Float
@ kR16G16B16A16Float
impeller::StoreAction::kStore
@ kStore
impeller::CompareFunction::kLessEqual
@ kLessEqual
Comparison test passes if new_value <= current_value.
impeller::BlendFactor::kOne
@ kOne
impeller::BlendFactor::kOneMinusBlendAlpha
@ kOneMinusBlendAlpha
impeller::CompareFunction::kAlways
@ kAlways
Comparison test passes always passes.
impeller::TextureType::kTexture2D
@ kTexture2D
impeller::StencilOperation::kZero
@ kZero
Reset the stencil value to zero.
impeller::PixelFormat::kR32G32B32A32Float
@ kR32G32B32A32Float
impeller::PixelFormat::kUnknown
@ kUnknown
impeller::ToMTLPixelFormat
constexpr MTLPixelFormat ToMTLPixelFormat(PixelFormat format)
Definition: formats_mtl.h:76
impeller::CompareFunction::kNever
@ kNever
Comparison test never passes.
impeller::SafeMTLPixelFormatBGR10_XR
MTLPixelFormat SafeMTLPixelFormatBGR10_XR()
Definition: formats_mtl.mm:130
impeller::ToMTLTextureType
constexpr MTLTextureType ToMTLTextureType(TextureType type)
Definition: formats_mtl.h:378
VALIDATION_LOG
#define VALIDATION_LOG
Definition: validation.h:91
impeller::CullMode::kFrontFace
@ kFrontFace
impeller::FromMTLLoadAction
constexpr LoadAction FromMTLLoadAction(MTLLoadAction action)
Definition: formats_mtl.h:292
impeller::ColorWriteMaskBits::kAlpha
@ kAlpha
impeller::BlendOperation
BlendOperation
Definition: formats.h:196
impeller::MipFilter::kBase
@ kBase
The texture is sampled as if it only had a single mipmap level.
impeller::PixelFormat::kR8G8B8A8UNormIntSRGB
@ kR8G8B8A8UNormIntSRGB
impeller::SafeMTLPixelFormatBGR10_XR_sRGB
MTLPixelFormat SafeMTLPixelFormatBGR10_XR_sRGB()
Definition: formats_mtl.mm:122
impeller::SamplerAddressMode::kMirror
@ kMirror
impeller::LoadAction::kDontCare
@ kDontCare
impeller::ToMTLSamplerMipFilter
constexpr MTLSamplerMipFilter ToMTLSamplerMipFilter(MipFilter filter)
Definition: formats_mtl.h:347
impeller::ToMTLBlendFactor
constexpr MTLBlendFactor ToMTLBlendFactor(BlendFactor type)
Definition: formats_mtl.h:114
impeller::BlendFactor::kOneMinusSourceColor
@ kOneMinusSourceColor
impeller::ColorWriteMaskBits::kRed
@ kRed
impeller::MipFilter::kLinear
@ kLinear
Sample from the two nearest mip levels and linearly interpolate.
impeller::ToMTLIndexType
constexpr MTLIndexType ToMTLIndexType(IndexType type)
Definition: formats_mtl.h:180
impeller::FromMTLPixelFormat
constexpr PixelFormat FromMTLPixelFormat(MTLPixelFormat format)
Definition: formats_mtl.h:22
impeller::ColorWriteMaskBits::kBlue
@ kBlue
color.h
color
DlColor color
Definition: dl_golden_blur_unittests.cc:24
impeller::PolygonMode::kLine
@ kLine
impeller::CompareFunction::kNotEqual
@ kNotEqual
Comparison test passes if new_value != current_value.
impeller::PixelFormat::kB10G10R10XRSRGB
@ kB10G10R10XRSRGB
impeller::PixelFormat::kB8G8R8A8UNormInt
@ kB8G8R8A8UNormInt
impeller::BlendFactor::kSourceAlpha
@ kSourceAlpha
impeller::ToMTLCullMode
constexpr MTLCullMode ToMTLCullMode(CullMode mode)
Definition: formats_mtl.h:189
impeller::CompareFunction::kLess
@ kLess
Comparison test passes if new_value < current_value.
impeller
Definition: allocation.cc:12
impeller::BlendOperation::kSubtract
@ kSubtract
impeller::ToMTLTriangleFillMode
constexpr MTLTriangleFillMode ToMTLTriangleFillMode(PolygonMode mode)
Definition: formats_mtl.h:170
impeller::PrimitiveType::kTriangleFan
@ kTriangleFan
impeller::BlendFactor::kOneMinusDestinationAlpha
@ kOneMinusDestinationAlpha
impeller::SamplerAddressMode::kRepeat
@ kRepeat
impeller::SamplerAddressMode::kDecal
@ kDecal
decal sampling mode is only supported on devices that pass the Capabilities.SupportsDecalSamplerAddre...