xref: /aosp_15_r20/external/angle/src/libANGLE/renderer/d3d/SurfaceD3D.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 // SurfaceD3D.h: D3D implementation of an EGL surface
8 
9 #ifndef LIBANGLE_RENDERER_D3D_SURFACED3D_H_
10 #define LIBANGLE_RENDERER_D3D_SURFACED3D_H_
11 
12 #include "libANGLE/renderer/SurfaceImpl.h"
13 #include "libANGLE/renderer/d3d/NativeWindowD3D.h"
14 
15 namespace egl
16 {
17 class Surface;
18 }
19 
20 namespace rx
21 {
22 class DisplayD3D;
23 class SwapChainD3D;
24 class RendererD3D;
25 
26 class SurfaceD3D : public SurfaceImpl
27 {
28   public:
29     ~SurfaceD3D() override;
30     void releaseSwapChain();
31 
32     egl::Error initialize(const egl::Display *display) override;
33 
34     egl::Error swap(const gl::Context *context) override;
35     egl::Error postSubBuffer(const gl::Context *context,
36                              EGLint x,
37                              EGLint y,
38                              EGLint width,
39                              EGLint height) override;
40     egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
41     egl::Error bindTexImage(const gl::Context *context,
42                             gl::Texture *texture,
43                             EGLint buffer) override;
44     egl::Error releaseTexImage(const gl::Context *context, EGLint buffer) override;
45     egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
46     egl::Error getMscRate(EGLint *numerator, EGLint *denominator) override;
47     void setSwapInterval(const egl::Display *display, EGLint interval) override;
48     void setFixedWidth(EGLint width) override;
49     void setFixedHeight(EGLint height) override;
50 
51     EGLint getWidth() const override;
52     EGLint getHeight() const override;
53 
54     EGLint isPostSubBufferSupported() const override;
55     EGLint getSwapBehavior() const override;
56 
57     // D3D implementations
58     SwapChainD3D *getSwapChain() const;
59 
60     egl::Error resetSwapChain(const egl::Display *display);
61 
62     egl::Error checkForOutOfDateSwapChain(DisplayD3D *displayD3D);
63 
64     angle::Result getAttachmentRenderTarget(const gl::Context *context,
65                                             GLenum binding,
66                                             const gl::ImageIndex &imageIndex,
67                                             GLsizei samples,
68                                             FramebufferAttachmentRenderTarget **rtOut) override;
69     angle::Result initializeContents(const gl::Context *context,
70                                      GLenum binding,
71                                      const gl::ImageIndex &imageIndex) override;
72 
73     const angle::Format *getD3DTextureColorFormat() const override;
74 
75     egl::Error attachToFramebuffer(const gl::Context *context,
76                                    gl::Framebuffer *framebuffer) override;
77     egl::Error detachFromFramebuffer(const gl::Context *context,
78                                      gl::Framebuffer *framebuffer) override;
79 
80   protected:
81     SurfaceD3D(const egl::SurfaceState &state,
82                RendererD3D *renderer,
83                egl::Display *display,
84                EGLNativeWindowType window,
85                EGLenum buftype,
86                EGLClientBuffer clientBuffer,
87                const egl::AttributeMap &attribs);
88 
89     egl::Error swapRect(DisplayD3D *displayD3D, EGLint x, EGLint y, EGLint width, EGLint height);
90     egl::Error resetSwapChain(DisplayD3D *displayD3D, int backbufferWidth, int backbufferHeight);
91     egl::Error resizeSwapChain(DisplayD3D *displayD3D, int backbufferWidth, int backbufferHeight);
92 
93     RendererD3D *mRenderer;
94     egl::Display *mDisplay;
95 
96     bool mFixedSize;
97     GLint mFixedWidth;
98     GLint mFixedHeight;
99     GLint mOrientation;
100 
101     GLenum mRenderTargetFormat;
102     GLenum mDepthStencilFormat;
103     const angle::Format *mColorFormat;
104 
105     SwapChainD3D *mSwapChain;
106     bool mSwapIntervalDirty;
107 
108     NativeWindowD3D *mNativeWindow;  // Handler for the Window that the surface is created for.
109     EGLint mWidth;
110     EGLint mHeight;
111 
112     EGLint mSwapInterval;
113 
114     HANDLE mShareHandle;
115     IUnknown *mD3DTexture;
116 
117     EGLenum mBuftype;
118 };
119 
120 class WindowSurfaceD3D : public SurfaceD3D
121 {
122   public:
123     WindowSurfaceD3D(const egl::SurfaceState &state,
124                      RendererD3D *renderer,
125                      egl::Display *display,
126                      EGLNativeWindowType window,
127                      const egl::AttributeMap &attribs);
128     ~WindowSurfaceD3D() override;
129 };
130 
131 class PbufferSurfaceD3D : public SurfaceD3D
132 {
133   public:
134     PbufferSurfaceD3D(const egl::SurfaceState &state,
135                       RendererD3D *renderer,
136                       egl::Display *display,
137                       EGLenum buftype,
138                       EGLClientBuffer clientBuffer,
139                       const egl::AttributeMap &attribs);
140     ~PbufferSurfaceD3D() override;
141 };
142 
143 }  // namespace rx
144 
145 #endif  // LIBANGLE_RENDERER_D3D_SURFACED3D_H_
146