1 /*
2  * Copyright 2014 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 
9 #ifndef GrGLTextureRenderTarget_DEFINED
10 #define GrGLTextureRenderTarget_DEFINED
11 
12 #include "GrGLTexture.h"
13 #include "GrGLRenderTarget.h"
14 
15 class GrGLGpu;
16 
17 #ifdef SK_BUILD_FOR_WIN
18 // Windows gives bogus warnings about inheriting asTexture/asRenderTarget via dominance.
19 #pragma warning(push)
20 #pragma warning(disable: 4250)
21 #endif
22 
23 class GrGLTextureRenderTarget : public GrGLTexture, public GrGLRenderTarget {
24 public:
25     // We're virtually derived from GrSurface (via both GrGLTexture and GrGLRenderTarget) so its
26     // constructor must be explicitly called.
27     GrGLTextureRenderTarget(GrGLGpu* gpu,
28                             SkBudgeted budgeted,
29                             const GrSurfaceDesc& desc,
30                             const GrGLTexture::IDDesc& texIDDesc,
31                             const GrGLRenderTarget::IDDesc& rtIDDesc,
32                             GrMipMapsStatus);
33 
34     bool canAttemptStencilAttachment() const override;
35 
36     void dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const override;
37 
38     static sk_sp<GrGLTextureRenderTarget> MakeWrapped(GrGLGpu* gpu, const GrSurfaceDesc& desc,
39                                                       const GrGLTexture::IDDesc& texIDDesc,
40                                                       const GrGLRenderTarget::IDDesc& rtIDDesc,
41                                                       GrMipMapsStatus);
42 protected:
43     void onAbandon() override {
44         GrGLRenderTarget::onAbandon();
45         GrGLTexture::onAbandon();
46     }
47 
48     void onRelease() override {
49         GrGLRenderTarget::onRelease();
50         GrGLTexture::onRelease();
51     }
52 
53 private:
54     // Constructor for instances wrapping backend objects.
55     GrGLTextureRenderTarget(GrGLGpu* gpu,
56                             const GrSurfaceDesc& desc,
57                             const GrGLTexture::IDDesc& texIDDesc,
58                             const GrGLRenderTarget::IDDesc& rtIDDesc,
59                             GrMipMapsStatus);
60 
61     size_t onGpuMemorySize() const override;
62 };
63 
64 #ifdef SK_BUILD_FOR_WIN
65 #pragma warning(pop)
66 #endif
67 
68 #endif
69