The Tor Browser / annotate

gfx/layers/LayersTypes.h@6474c204b198 (annotated)

gfx/layers/LayersTypes.h

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0 2 * This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #ifndef GFX_LAYERSTYPES_H
michael@0 7 #define GFX_LAYERSTYPES_H
michael@0 8
michael@0 9 #include <stdint.h> // for uint32_t
michael@0 10 #include "nsPoint.h" // for nsIntPoint
michael@0 11 #include "nsRegion.h"
michael@0 12
michael@0 13 #include "mozilla/TypedEnum.h"
michael@0 14
michael@0 15 #ifdef MOZ_WIDGET_GONK
michael@0 16 #include <ui/GraphicBuffer.h>
michael@0 17 #endif
michael@0 18 #if defined(DEBUG) || defined(PR_LOGGING)
michael@0 19 # include <stdio.h> // FILE
michael@0 20 # include "prlog.h" // for PR_LOG
michael@0 21 # ifndef MOZ_LAYERS_HAVE_LOG
michael@0 22 # define MOZ_LAYERS_HAVE_LOG
michael@0 23 # endif
michael@0 24 # define MOZ_LAYERS_LOG(_args) \
michael@0 25 PR_LOG(LayerManager::GetLog(), PR_LOG_DEBUG, _args)
michael@0 26 # define MOZ_LAYERS_LOG_IF_SHADOWABLE(layer, _args) \
michael@0 27 do { if (layer->AsShadowableLayer()) { PR_LOG(LayerManager::GetLog(), PR_LOG_DEBUG, _args); } } while (0)
michael@0 28 #else
michael@0 29 struct PRLogModuleInfo;
michael@0 30 # define MOZ_LAYERS_LOG(_args)
michael@0 31 # define MOZ_LAYERS_LOG_IF_SHADOWABLE(layer, _args)
michael@0 32 #endif // if defined(DEBUG) || defined(PR_LOGGING)
michael@0 33
michael@0 34 namespace android {
michael@0 35 class GraphicBuffer;
michael@0 36 }
michael@0 37
michael@0 38 namespace mozilla {
michael@0 39 namespace layers {
michael@0 40
michael@0 41 class TextureHost;
michael@0 42
michael@0 43 typedef uint32_t TextureFlags;
michael@0 44
michael@0 45 #undef NONE
michael@0 46 #undef OPAQUE
michael@0 47
michael@0 48 MOZ_BEGIN_ENUM_CLASS(LayersBackend, int8_t)
michael@0 49 LAYERS_NONE = 0,
michael@0 50 LAYERS_BASIC,
michael@0 51 LAYERS_OPENGL,
michael@0 52 LAYERS_D3D9,
michael@0 53 LAYERS_D3D10,
michael@0 54 LAYERS_D3D11,
michael@0 55 LAYERS_CLIENT,
michael@0 56 LAYERS_LAST
michael@0 57 MOZ_END_ENUM_CLASS(LayersBackend)
michael@0 58
michael@0 59 MOZ_BEGIN_ENUM_CLASS(BufferMode, int8_t)
michael@0 60 BUFFER_NONE,
michael@0 61 BUFFERED
michael@0 62 MOZ_END_ENUM_CLASS(BufferMode)
michael@0 63
michael@0 64 MOZ_BEGIN_ENUM_CLASS(DrawRegionClip, int8_t)
michael@0 65 DRAW,
michael@0 66 DRAW_SNAPPED,
michael@0 67 CLIP_NONE
michael@0 68 MOZ_END_ENUM_CLASS(DrawRegionClip)
michael@0 69
michael@0 70 MOZ_BEGIN_ENUM_CLASS(SurfaceMode, int8_t)
michael@0 71 SURFACE_NONE = 0,
michael@0 72 SURFACE_OPAQUE,
michael@0 73 SURFACE_SINGLE_CHANNEL_ALPHA,
michael@0 74 SURFACE_COMPONENT_ALPHA
michael@0 75 MOZ_END_ENUM_CLASS(SurfaceMode)
michael@0 76
michael@0 77 // LayerRenderState for Composer2D
michael@0 78 // We currently only support Composer2D using gralloc. If we want to be backed
michael@0 79 // by other surfaces we will need a more generic LayerRenderState.
michael@0 80 enum LayerRenderStateFlags {
michael@0 81 LAYER_RENDER_STATE_Y_FLIPPED = 1 << 0,
michael@0 82 LAYER_RENDER_STATE_BUFFER_ROTATION = 1 << 1,
michael@0 83 // Notify Composer2D to swap the RB pixels of gralloc buffer
michael@0 84 LAYER_RENDER_STATE_FORMAT_RB_SWAP = 1 << 2
michael@0 85 };
michael@0 86
michael@0 87 // The 'ifdef MOZ_WIDGET_GONK' sadness here is because we don't want to include
michael@0 88 // android::sp unless we have to.
michael@0 89 struct LayerRenderState {
michael@0 90 LayerRenderState()
michael@0 91 #ifdef MOZ_WIDGET_GONK
michael@0 92 : mSurface(nullptr), mTexture(nullptr), mFlags(0), mHasOwnOffset(false)
michael@0 93 #endif
michael@0 94 {}
michael@0 95
michael@0 96 #ifdef MOZ_WIDGET_GONK
michael@0 97 LayerRenderState(android::GraphicBuffer* aSurface,
michael@0 98 const nsIntSize& aSize,
michael@0 99 uint32_t aFlags,
michael@0 100 TextureHost* aTexture)
michael@0 101 : mSurface(aSurface)
michael@0 102 , mSize(aSize)
michael@0 103 , mTexture(aTexture)
michael@0 104 , mFlags(aFlags)
michael@0 105 , mHasOwnOffset(false)
michael@0 106 {}
michael@0 107
michael@0 108 bool YFlipped() const
michael@0 109 { return mFlags & LAYER_RENDER_STATE_Y_FLIPPED; }
michael@0 110
michael@0 111 bool BufferRotated() const
michael@0 112 { return mFlags & LAYER_RENDER_STATE_BUFFER_ROTATION; }
michael@0 113
michael@0 114 bool FormatRBSwapped() const
michael@0 115 { return mFlags & LAYER_RENDER_STATE_FORMAT_RB_SWAP; }
michael@0 116 #endif
michael@0 117
michael@0 118 void SetOffset(const nsIntPoint& aOffset)
michael@0 119 {
michael@0 120 mOffset = aOffset;
michael@0 121 mHasOwnOffset = true;
michael@0 122 }
michael@0 123
michael@0 124 #ifdef MOZ_WIDGET_GONK
michael@0 125 // surface to render
michael@0 126 android::sp<android::GraphicBuffer> mSurface;
michael@0 127 // size of mSurface
michael@0 128 nsIntSize mSize;
michael@0 129 TextureHost* mTexture;
michael@0 130 #endif
michael@0 131 // see LayerRenderStateFlags
michael@0 132 uint32_t mFlags;
michael@0 133 // the location of the layer's origin on mSurface
michael@0 134 nsIntPoint mOffset;
michael@0 135 // true if mOffset is applicable
michael@0 136 bool mHasOwnOffset;
michael@0 137 };
michael@0 138
michael@0 139 MOZ_BEGIN_ENUM_CLASS(ScaleMode, int8_t)
michael@0 140 SCALE_NONE,
michael@0 141 STRETCH,
michael@0 142 SENTINEL
michael@0 143 // Unimplemented - PRESERVE_ASPECT_RATIO_CONTAIN
michael@0 144 MOZ_END_ENUM_CLASS(ScaleMode)
michael@0 145
michael@0 146 struct EventRegions {
michael@0 147 nsIntRegion mHitRegion;
michael@0 148 nsIntRegion mDispatchToContentHitRegion;
michael@0 149
michael@0 150 bool operator==(const EventRegions& aRegions) const
michael@0 151 {
michael@0 152 return mHitRegion == aRegions.mHitRegion &&
michael@0 153 mDispatchToContentHitRegion == aRegions.mDispatchToContentHitRegion;
michael@0 154 }
michael@0 155 bool operator!=(const EventRegions& aRegions) const
michael@0 156 {
michael@0 157 return !(*this == aRegions);
michael@0 158 }
michael@0 159
michael@0 160 nsCString ToString() const
michael@0 161 {
michael@0 162 nsCString result = mHitRegion.ToString();
michael@0 163 result.AppendLiteral(";dispatchToContent=");
michael@0 164 result.Append(mDispatchToContentHitRegion.ToString());
michael@0 165 return result;
michael@0 166 }
michael@0 167 };
michael@0 168
michael@0 169 } // namespace
michael@0 170 } // namespace
michael@0 171
michael@0 172 #endif /* GFX_LAYERSTYPES_H */

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