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comparison: gfx/layers/d3d9/ContainerLayerD3D9.cpp
gfx/layers/d3d9/ContainerLayerD3D9.cpp
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:f235a675465b |
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 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 #include "ContainerLayerD3D9.h" | |
| 7 | |
| 8 #include "ThebesLayerD3D9.h" | |
| 9 #include "ReadbackProcessor.h" | |
| 10 | |
| 11 using namespace mozilla::gfx; | |
| 12 | |
| 13 namespace mozilla { | |
| 14 namespace layers { | |
| 15 | |
| 16 ContainerLayerD3D9::ContainerLayerD3D9(LayerManagerD3D9 *aManager) | |
| 17 : ContainerLayer(aManager, nullptr) | |
| 18 , LayerD3D9(aManager) | |
| 19 { | |
| 20 mImplData = static_cast<LayerD3D9*>(this); | |
| 21 } | |
| 22 | |
| 23 ContainerLayerD3D9::~ContainerLayerD3D9() | |
| 24 { | |
| 25 while (mFirstChild) { | |
| 26 RemoveChild(mFirstChild); | |
| 27 } | |
| 28 } | |
| 29 | |
| 30 Layer* | |
| 31 ContainerLayerD3D9::GetLayer() | |
| 32 { | |
| 33 return this; | |
| 34 } | |
| 35 | |
| 36 LayerD3D9* | |
| 37 ContainerLayerD3D9::GetFirstChildD3D9() | |
| 38 { | |
| 39 if (!mFirstChild) { | |
| 40 return nullptr; | |
| 41 } | |
| 42 return static_cast<LayerD3D9*>(mFirstChild->ImplData()); | |
| 43 } | |
| 44 | |
| 45 void | |
| 46 ContainerLayerD3D9::RenderLayer() | |
| 47 { | |
| 48 nsRefPtr<IDirect3DSurface9> previousRenderTarget; | |
| 49 nsRefPtr<IDirect3DTexture9> renderTexture; | |
| 50 float previousRenderTargetOffset[4]; | |
| 51 float renderTargetOffset[] = { 0, 0, 0, 0 }; | |
| 52 float oldViewMatrix[4][4]; | |
| 53 | |
| 54 RECT containerD3D9ClipRect; | |
| 55 device()->GetScissorRect(&containerD3D9ClipRect); | |
| 56 // Convert scissor to an nsIntRect. RECT's are exclusive on the bottom and | |
| 57 // right values. | |
| 58 nsIntRect oldScissor(containerD3D9ClipRect.left, | |
| 59 containerD3D9ClipRect.top, | |
| 60 containerD3D9ClipRect.right - containerD3D9ClipRect.left, | |
| 61 containerD3D9ClipRect.bottom - containerD3D9ClipRect.top); | |
| 62 | |
| 63 ReadbackProcessor readback; | |
| 64 readback.BuildUpdates(this); | |
| 65 | |
| 66 nsIntRect visibleRect = GetEffectiveVisibleRegion().GetBounds(); | |
| 67 bool useIntermediate = UseIntermediateSurface(); | |
| 68 | |
| 69 mSupportsComponentAlphaChildren = false; | |
| 70 if (useIntermediate) { | |
| 71 nsRefPtr<IDirect3DSurface9> renderSurface; | |
| 72 if (!mD3DManager->CompositingDisabled()) { | |
| 73 device()->GetRenderTarget(0, getter_AddRefs(previousRenderTarget)); | |
| 74 HRESULT hr = device()->CreateTexture(visibleRect.width, visibleRect.height, 1, | |
| 75 D3DUSAGE_RENDERTARGET, D3DFMT_A8R8G8B8, | |
| 76 D3DPOOL_DEFAULT, getter_AddRefs(renderTexture), | |
| 77 nullptr); | |
| 78 if (FAILED(hr)) { | |
| 79 ReportFailure(NS_LITERAL_CSTRING("ContainerLayerD3D9::ContainerRender(): Failed to create texture"), | |
| 80 hr); | |
| 81 return; | |
| 82 } | |
| 83 | |
| 84 nsRefPtr<IDirect3DSurface9> renderSurface; | |
| 85 renderTexture->GetSurfaceLevel(0, getter_AddRefs(renderSurface)); | |
| 86 device()->SetRenderTarget(0, renderSurface); | |
| 87 } | |
| 88 | |
| 89 if (mVisibleRegion.GetNumRects() == 1 && | |
| 90 (GetContentFlags() & CONTENT_OPAQUE)) { | |
| 91 // don't need a background, we're going to paint all opaque stuff | |
| 92 mSupportsComponentAlphaChildren = true; | |
| 93 } else { | |
| 94 Matrix4x4 transform3D = GetEffectiveTransform(); | |
| 95 Matrix transform; | |
| 96 // If we have an opaque ancestor layer, then we can be sure that | |
| 97 // all the pixels we draw into are either opaque already or will be | |
| 98 // covered by something opaque. Otherwise copying up the background is | |
| 99 // not safe. | |
| 100 HRESULT hr = E_FAIL; | |
| 101 if (HasOpaqueAncestorLayer(this) && | |
| 102 transform3D.Is2D(&transform) && !ThebesMatrix(transform).HasNonIntegerTranslation()) { | |
| 103 // Copy background up from below | |
| 104 RECT dest = { 0, 0, visibleRect.width, visibleRect.height }; | |
| 105 RECT src = dest; | |
| 106 ::OffsetRect(&src, | |
| 107 visibleRect.x + int32_t(transform._31), | |
| 108 visibleRect.y + int32_t(transform._32)); | |
| 109 if (!mD3DManager->CompositingDisabled()) { | |
| 110 hr = device()-> | |
| 111 StretchRect(previousRenderTarget, &src, renderSurface, &dest, D3DTEXF_NONE); | |
| 112 } | |
| 113 } | |
| 114 if (hr == S_OK) { | |
| 115 mSupportsComponentAlphaChildren = true; | |
| 116 } else if (!mD3DManager->CompositingDisabled()) { | |
| 117 device()-> | |
| 118 Clear(0, 0, D3DCLEAR_TARGET, D3DCOLOR_RGBA(0, 0, 0, 0), 0, 0); | |
| 119 } | |
| 120 } | |
| 121 | |
| 122 device()-> | |
| 123 GetVertexShaderConstantF(CBvRenderTargetOffset, previousRenderTargetOffset, 1); | |
| 124 renderTargetOffset[0] = (float)visibleRect.x; | |
| 125 renderTargetOffset[1] = (float)visibleRect.y; | |
| 126 device()-> | |
| 127 SetVertexShaderConstantF(CBvRenderTargetOffset, renderTargetOffset, 1); | |
| 128 | |
| 129 gfx3DMatrix viewMatrix; | |
| 130 /* | |
| 131 * Matrix to transform to viewport space ( <-1.0, 1.0> topleft, | |
| 132 * <1.0, -1.0> bottomright) | |
| 133 */ | |
| 134 viewMatrix._11 = 2.0f / visibleRect.width; | |
| 135 viewMatrix._22 = -2.0f / visibleRect.height; | |
| 136 viewMatrix._41 = -1.0f; | |
| 137 viewMatrix._42 = 1.0f; | |
| 138 | |
| 139 device()-> | |
| 140 GetVertexShaderConstantF(CBmProjection, &oldViewMatrix[0][0], 4); | |
| 141 device()-> | |
| 142 SetVertexShaderConstantF(CBmProjection, &viewMatrix._11, 4); | |
| 143 } else { | |
| 144 mSupportsComponentAlphaChildren = | |
| 145 (GetContentFlags() & CONTENT_OPAQUE) || | |
| 146 (mParent && | |
| 147 mParent->SupportsComponentAlphaChildren()); | |
| 148 } | |
| 149 | |
| 150 nsAutoTArray<Layer*, 12> children; | |
| 151 SortChildrenBy3DZOrder(children); | |
| 152 | |
| 153 /* | |
| 154 * Render this container's contents. | |
| 155 */ | |
| 156 for (uint32_t i = 0; i < children.Length(); i++) { | |
| 157 LayerD3D9* layerToRender = static_cast<LayerD3D9*>(children.ElementAt(i)->ImplData()); | |
| 158 | |
| 159 if (layerToRender->GetLayer()->GetEffectiveVisibleRegion().IsEmpty()) { | |
| 160 continue; | |
| 161 } | |
| 162 | |
| 163 nsIntRect scissorRect = | |
| 164 layerToRender->GetLayer()->CalculateScissorRect(oldScissor, nullptr); | |
| 165 if (scissorRect.IsEmpty()) { | |
| 166 continue; | |
| 167 } | |
| 168 | |
| 169 RECT d3drect; | |
| 170 d3drect.left = scissorRect.x; | |
| 171 d3drect.top = scissorRect.y; | |
| 172 d3drect.right = scissorRect.x + scissorRect.width; | |
| 173 d3drect.bottom = scissorRect.y + scissorRect.height; | |
| 174 device()->SetScissorRect(&d3drect); | |
| 175 | |
| 176 if (layerToRender->GetLayer()->GetType() == TYPE_THEBES) { | |
| 177 static_cast<ThebesLayerD3D9*>(layerToRender)->RenderThebesLayer(&readback); | |
| 178 } else { | |
| 179 layerToRender->RenderLayer(); | |
| 180 } | |
| 181 } | |
| 182 | |
| 183 if (useIntermediate && !mD3DManager->CompositingDisabled()) { | |
| 184 device()->SetRenderTarget(0, previousRenderTarget); | |
| 185 device()->SetVertexShaderConstantF(CBvRenderTargetOffset, previousRenderTargetOffset, 1); | |
| 186 device()->SetVertexShaderConstantF(CBmProjection, &oldViewMatrix[0][0], 4); | |
| 187 | |
| 188 device()->SetVertexShaderConstantF(CBvLayerQuad, | |
| 189 ShaderConstantRect(visibleRect.x, | |
| 190 visibleRect.y, | |
| 191 visibleRect.width, | |
| 192 visibleRect.height), | |
| 193 1); | |
| 194 | |
| 195 SetShaderTransformAndOpacity(); | |
| 196 mD3DManager->SetShaderMode(DeviceManagerD3D9::RGBALAYER, | |
| 197 GetMaskLayer(), | |
| 198 GetTransform().CanDraw2D()); | |
| 199 | |
| 200 device()->SetTexture(0, renderTexture); | |
| 201 device()->SetScissorRect(&containerD3D9ClipRect); | |
| 202 device()->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2); | |
| 203 } else { | |
| 204 device()->SetScissorRect(&containerD3D9ClipRect); | |
| 205 } | |
| 206 } | |
| 207 | |
| 208 void | |
| 209 ContainerLayerD3D9::LayerManagerDestroyed() | |
| 210 { | |
| 211 while (mFirstChild) { | |
| 212 GetFirstChildD3D9()->LayerManagerDestroyed(); | |
| 213 RemoveChild(mFirstChild); | |
| 214 } | |
| 215 } | |
| 216 | |
| 217 } /* layers */ | |
| 218 } /* mozilla */ |
