| Flutter Impeller |

blit_pass_gles.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_GLES_BLIT_PASS_GLES_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_BLIT_PASS_GLES_H_
7
8 #include <cstdint>
9 #include <memory>
10
11 #include "flutter/impeller/base/config.h"
12 #include "flutter/impeller/renderer/backend/gles/reactor_gles.h"
13 #include "flutter/impeller/renderer/blit_pass.h"
14 #include "impeller/renderer/backend/gles/blit_command_gles.h"
15
16 namespace impeller {
17
18 class BlitPassGLES final : public BlitPass,
19 public std::enable_shared_from_this<BlitPassGLES> {
20 public:
21 // |BlitPass|
22 ~BlitPassGLES() override;
23
24 private:
25 friend class CommandBufferGLES;
26
27 std::vector<std::unique_ptr<BlitEncodeGLES>> commands_;
28 std::shared_ptr<ReactorGLES> reactor_;
29 std::string label_;
30 bool is_valid_ = false;
31
32 explicit BlitPassGLES(std::shared_ptr<ReactorGLES> reactor);
33
34 // |BlitPass|
35 bool IsValid() const override;
36
37 // |BlitPass|
38 void OnSetLabel(std::string_view label) override;
39
40 // |BlitPass|
41 bool EncodeCommands() const override;
42
43 // |BlitPass|
44 bool ResizeTexture(const std::shared_ptr<Texture>& source,
45 const std::shared_ptr<Texture>& destination) override;
46
47 // |BlitPass|
48 bool OnCopyTextureToTextureCommand(std::shared_ptr<Texture> source,
49 std::shared_ptr<Texture> destination,
50 IRect source_region,
51 IPoint destination_origin,
52 std::string_view label) override;
53
54 // |BlitPass|
55 bool OnCopyTextureToBufferCommand(std::shared_ptr<Texture> source,
56 std::shared_ptr<DeviceBuffer> destination,
57 IRect source_region,
58 size_t destination_offset,
59 std::string_view label) override;
60
61 // |BlitPass|
62 bool OnCopyBufferToTextureCommand(BufferView source,
63 std::shared_ptr<Texture> destination,
64 IRect destination_region,
65 std::string_view label,
66 uint32_t mip_level,
67 uint32_t slice,
68 bool convert_to_read) override;
69
70 // |BlitPass|
71 bool OnGenerateMipmapCommand(std::shared_ptr<Texture> texture,
72 std::string_view label) override;
73
74 BlitPassGLES(const BlitPassGLES&) = delete;
75
76 BlitPassGLES& operator=(const BlitPassGLES&) = delete;
77 };
78
79 } // namespace impeller
80
81 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_BLIT_PASS_GLES_H_
config.h
blit_command_gles.h
blit_pass.h
impeller::BlitPassGLES
Definition: blit_pass_gles.h:19
impeller::BlitPassGLES::~BlitPassGLES
~BlitPassGLES() override
impeller::BlitPass
Blit passes encode blit into the underlying command buffer.
Definition: blit_pass.h:27
impeller::CommandBufferGLES
Definition: command_buffer_gles.h:14
impeller
Definition: allocation.cc:12
reactor_gles.h
impeller::BufferView
Definition: buffer_view.h:19
impeller::TPoint< int64_t >
impeller::TRect
Definition: rect.h:122