gfx/gl/SurfaceTypes.h

   1 /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef SURFACE_TYPES_H_
   7 #define SURFACE_TYPES_H_
   8
   9 #include "mozilla/TypedEnum.h"
  10 #include "mozilla/RefPtr.h"
  11 #include "mozilla/Attributes.h"
  12 #include <stdint.h>
  13
  14 namespace mozilla {
  15 namespace layers {
  16 class ISurfaceAllocator;
  17 }
  18
  19 namespace gl {
  20
  21 struct SurfaceCaps MOZ_FINAL
  22 {
  23     bool any;
  24     bool color, alpha;
  25     bool bpp16;
  26     bool depth, stencil;
  27     bool antialias;
  28     bool preserve;
  29
  30     // The surface allocator that we want to create this
  31     // for.  May be null.
  32     RefPtr<layers::ISurfaceAllocator> surfaceAllocator;
  33
  34     SurfaceCaps();
  35     SurfaceCaps(const SurfaceCaps& other);
  36     ~SurfaceCaps();
  37
  38     void Clear();
  39
  40     SurfaceCaps& operator=(const SurfaceCaps& other);
  41
  42     // We can't use just 'RGB' here, since it's an ancient Windows macro.
  43     static SurfaceCaps ForRGB() {
  44         SurfaceCaps caps;
  45
  46         caps.color = true;
  47
  48         return caps;
  49     }
  50
  51     static SurfaceCaps ForRGBA() {
  52         SurfaceCaps caps;
  53
  54         caps.color = true;
  55         caps.alpha = true;
  56
  57         return caps;
  58     }
  59
  60     static SurfaceCaps Any() {
  61         SurfaceCaps caps;
  62
  63         caps.any = true;
  64
  65         return caps;
  66     }
  67 };
  68
  69 MOZ_BEGIN_ENUM_CLASS(SharedSurfaceType, uint8_t)
  70     Unknown = 0,
  71
  72     Basic,
  73     GLTextureShare,
  74     EGLImageShare,
  75     EGLSurfaceANGLE,
  76     DXGLInterop,
  77     DXGLInterop2,
  78     Gralloc,
  79     IOSurface,
  80
  81     Max
  82 MOZ_END_ENUM_CLASS(SharedSurfaceType)
  83
  84
  85 MOZ_BEGIN_ENUM_CLASS(SurfaceStreamType, uint8_t)
  86     SingleBuffer,
  87     TripleBuffer_Copy,
  88     TripleBuffer_Async,
  89     TripleBuffer,
  90     Max
  91 MOZ_END_ENUM_CLASS(SurfaceStreamType)
  92
  93
  94 MOZ_BEGIN_ENUM_CLASS(AttachmentType, uint8_t)
  95     Screen = 0,
  96
  97     GLTexture,
  98     GLRenderbuffer,
  99
 100     Max
 101 MOZ_END_ENUM_CLASS(AttachmentType)
 102
 103 } /* namespace gfx */
 104 } /* namespace mozilla */
 105
 106 #endif /* SURFACE_TYPES_H_ */