| Flutter Impeller |

blit_pass_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 #pragma once
6
7 #include <Metal/Metal.h>
8
9 #include "flutter/fml/macros.h"
10 #include "impeller/renderer/backend/metal/blit_command_mtl.h"
11 #include "impeller/renderer/blit_pass.h"
12
13 namespace impeller {
14
15 class BlitPassMTL final : public BlitPass {
16 public:
17 // |RenderPass|
18 ~BlitPassMTL() override;
19
20 private:
21 friend class CommandBufferMTL;
22
23 std::vector<std::unique_ptr<BlitEncodeMTL>> commands_;
24 id<MTLCommandBuffer> buffer_ = nil;
25 std::string label_;
26 bool is_valid_ = false;
27
28 explicit BlitPassMTL(id<MTLCommandBuffer> buffer);
29
30 // |BlitPass|
31 bool IsValid() const override;
32
33 // |BlitPass|
34 void OnSetLabel(std::string label) override;
35
36 // |BlitPass|
37 bool EncodeCommands(
38 const std::shared_ptr<Allocator>& transients_allocator) const override;
39
40 bool EncodeCommands(id<MTLBlitCommandEncoder> pass) const;
41
42 // |BlitPass|
43 bool OnCopyTextureToTextureCommand(std::shared_ptr<Texture> source,
44 std::shared_ptr<Texture> destination,
45 IRect source_region,
46 IPoint destination_origin,
47 std::string label) override;
48
49 // |BlitPass|
50 bool OnCopyTextureToBufferCommand(std::shared_ptr<Texture> source,
51 std::shared_ptr<DeviceBuffer> destination,
52 IRect source_region,
53 size_t destination_offset,
54 std::string label) override;
55 // |BlitPass|
56 bool OnCopyBufferToTextureCommand(BufferView source,
57 std::shared_ptr<Texture> destination,
58 IPoint destination_origin,
59 std::string label) override;
60
61 // |BlitPass|
62 bool OnGenerateMipmapCommand(std::shared_ptr<Texture> texture,
63 std::string label) override;
64
65 FML_DISALLOW_COPY_AND_ASSIGN(BlitPassMTL);
66 };
67
68 } // namespace impeller
impeller::BlitPassMTL::~BlitPassMTL
~BlitPassMTL() override
blit_command_mtl.h
impeller::BlitPass
Blit passes encode blit into the underlying command buffer.
Definition: blit_pass.h:27
blit_pass.h
impeller::CommandBufferMTL
Definition: command_buffer_mtl.h:14
impeller::BufferView
Definition: buffer_view.h:13
impeller::TPoint< int64_t >
impeller::BlitPassMTL
Definition: blit_pass_mtl.h:15
impeller
Definition: aiks_context.cc:10
impeller::TRect< int64_t >