xref: /aosp_15_r20/external/angle/src/libANGLE/renderer/d3d/d3d11/TransformFeedback11.h (revision 8975f5c5ed3d1c378011245431ada316dfb6f244)
1 //
2 // Copyright 2014 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6 
7 // TransformFeedback11.h: Implements the abstract rx::TransformFeedbackImpl class.
8 
9 #ifndef LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
10 #define LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
11 
12 #include "common/platform.h"
13 
14 #include "libANGLE/Error.h"
15 #include "libANGLE/angletypes.h"
16 #include "libANGLE/renderer/TransformFeedbackImpl.h"
17 #include "libANGLE/renderer/serial_utils.h"
18 
19 namespace rx
20 {
21 
22 class Renderer11;
23 
24 class TransformFeedback11 : public TransformFeedbackImpl
25 {
26   public:
27     TransformFeedback11(const gl::TransformFeedbackState &state, Renderer11 *renderer);
28     ~TransformFeedback11() override;
29 
30     angle::Result begin(const gl::Context *context, gl::PrimitiveMode primitiveMode) override;
31     angle::Result end(const gl::Context *context) override;
32     angle::Result pause(const gl::Context *context) override;
33     angle::Result resume(const gl::Context *context) override;
34 
35     angle::Result bindIndexedBuffer(const gl::Context *context,
36                                     size_t index,
37                                     const gl::OffsetBindingPointer<gl::Buffer> &binding) override;
38 
39     void onApply();
40 
41     bool isDirty() const;
42 
43     UINT getNumSOBuffers() const;
44     angle::Result getSOBuffers(const gl::Context *context,
45                                const std::vector<ID3D11Buffer *> **buffersOut);
46     const std::vector<UINT> &getSOBufferOffsets() const;
47 
48     UniqueSerial getSerial() const;
49 
50   private:
51     Renderer11 *mRenderer;
52 
53     bool mIsDirty;
54     std::vector<ID3D11Buffer *> mBuffers;
55     std::vector<UINT> mBufferOffsets;
56 
57     UniqueSerial mSerial;
58 };
59 }  // namespace rx
60 
61 #endif  // LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
62