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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "cc/quads/render_pass.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 | |
| 9 #include "base/trace_event/trace_event_argument.h" | |
| 10 #include "base/values.h" | |
| 11 #include "cc/base/math_util.h" | |
| 12 #include "cc/debug/traced_value.h" | |
| 13 #include "cc/output/copy_output_request.h" | |
| 14 #include "cc/quads/checkerboard_draw_quad.h" | |
| 15 #include "cc/quads/debug_border_draw_quad.h" | |
| 16 #include "cc/quads/draw_quad.h" | |
| 17 #include "cc/quads/io_surface_draw_quad.h" | |
| 18 #include "cc/quads/largest_draw_quad.h" | |
| 19 #include "cc/quads/render_pass_draw_quad.h" | |
| 20 #include "cc/quads/shared_quad_state.h" | |
| 21 #include "cc/quads/solid_color_draw_quad.h" | |
| 22 #include "cc/quads/stream_video_draw_quad.h" | |
| 23 #include "cc/quads/surface_draw_quad.h" | |
| 24 #include "cc/quads/texture_draw_quad.h" | |
| 25 #include "cc/quads/tile_draw_quad.h" | |
| 26 #include "cc/quads/yuv_video_draw_quad.h" | |
| 27 | |
| 28 namespace { | |
| 29 const size_t kDefaultNumSharedQuadStatesToReserve = 32; | |
| 30 const size_t kDefaultNumQuadsToReserve = 128; | |
| 31 } | |
| 32 | |
| 33 namespace cc { | |
| 34 | |
| 35 QuadList::QuadList(size_t default_size_to_reserve) | |
| 36 : ListContainer<DrawQuad>(LargestDrawQuadSize(), default_size_to_reserve) { | |
| 37 } | |
| 38 | |
| 39 scoped_ptr<RenderPass> RenderPass::Create() { | |
| 40 return make_scoped_ptr(new RenderPass()); | |
| 41 } | |
| 42 | |
| 43 scoped_ptr<RenderPass> RenderPass::Create(size_t num_layers) { | |
| 44 return make_scoped_ptr(new RenderPass(num_layers)); | |
| 45 } | |
| 46 | |
| 47 scoped_ptr<RenderPass> RenderPass::Create(size_t shared_quad_state_list_size, | |
| 48 size_t quad_list_size) { | |
| 49 return make_scoped_ptr( | |
| 50 new RenderPass(shared_quad_state_list_size, quad_list_size)); | |
| 51 } | |
| 52 | |
| 53 RenderPass::RenderPass() | |
| 54 : id(RenderPassId(-1, -1)), | |
| 55 has_transparent_background(true), | |
| 56 quad_list(kDefaultNumQuadsToReserve), | |
| 57 shared_quad_state_list(sizeof(SharedQuadState), | |
| 58 kDefaultNumSharedQuadStatesToReserve) { | |
| 59 } | |
| 60 | |
| 61 // Each layer usually produces one shared quad state, so the number of layers | |
| 62 // is a good hint for what to reserve here. | |
| 63 RenderPass::RenderPass(size_t num_layers) | |
| 64 : id(RenderPassId(-1, -1)), | |
| 65 has_transparent_background(true), | |
| 66 quad_list(kDefaultNumQuadsToReserve), | |
| 67 shared_quad_state_list(sizeof(SharedQuadState), num_layers) { | |
| 68 } | |
| 69 | |
| 70 RenderPass::RenderPass(size_t shared_quad_state_list_size, | |
| 71 size_t quad_list_size) | |
| 72 : id(RenderPassId(-1, -1)), | |
| 73 has_transparent_background(true), | |
| 74 quad_list(quad_list_size), | |
| 75 shared_quad_state_list(sizeof(SharedQuadState), | |
| 76 shared_quad_state_list_size) { | |
| 77 } | |
| 78 | |
| 79 RenderPass::~RenderPass() { | |
| 80 TRACE_EVENT_OBJECT_DELETED_WITH_ID( | |
| 81 TRACE_DISABLED_BY_DEFAULT("cc.debug.quads"), | |
| 82 "cc::RenderPass", id.AsTracingId()); | |
| 83 } | |
| 84 | |
| 85 scoped_ptr<RenderPass> RenderPass::Copy(RenderPassId new_id) const { | |
| 86 scoped_ptr<RenderPass> copy_pass( | |
| 87 Create(shared_quad_state_list.size(), quad_list.size())); | |
| 88 copy_pass->SetAll(new_id, | |
| 89 output_rect, | |
| 90 damage_rect, | |
| 91 transform_to_root_target, | |
| 92 has_transparent_background); | |
| 93 return copy_pass.Pass(); | |
| 94 } | |
| 95 | |
| 96 // static | |
| 97 void RenderPass::CopyAll(const ScopedPtrVector<RenderPass>& in, | |
| 98 ScopedPtrVector<RenderPass>* out) { | |
| 99 for (size_t i = 0; i < in.size(); ++i) { | |
| 100 RenderPass* source = in[i]; | |
| 101 | |
| 102 // Since we can't copy these, it's wrong to use CopyAll in a situation where | |
| 103 // you may have copy_requests present. | |
| 104 DCHECK_EQ(source->copy_requests.size(), 0u); | |
| 105 | |
| 106 scoped_ptr<RenderPass> copy_pass(Create( | |
| 107 source->shared_quad_state_list.size(), source->quad_list.size())); | |
| 108 copy_pass->SetAll(source->id, | |
| 109 source->output_rect, | |
| 110 source->damage_rect, | |
| 111 source->transform_to_root_target, | |
| 112 source->has_transparent_background); | |
| 113 for (const auto& shared_quad_state : source->shared_quad_state_list) { | |
| 114 SharedQuadState* copy_shared_quad_state = | |
| 115 copy_pass->CreateAndAppendSharedQuadState(); | |
| 116 copy_shared_quad_state->CopyFrom(shared_quad_state); | |
| 117 } | |
| 118 SharedQuadStateList::Iterator sqs_iter = | |
| 119 source->shared_quad_state_list.begin(); | |
| 120 SharedQuadStateList::Iterator copy_sqs_iter = | |
| 121 copy_pass->shared_quad_state_list.begin(); | |
| 122 for (const auto& quad : source->quad_list) { | |
| 123 while (quad->shared_quad_state != *sqs_iter) { | |
| 124 ++sqs_iter; | |
| 125 ++copy_sqs_iter; | |
| 126 DCHECK(sqs_iter != source->shared_quad_state_list.end()); | |
| 127 } | |
| 128 DCHECK(quad->shared_quad_state == *sqs_iter); | |
| 129 | |
| 130 SharedQuadState* copy_shared_quad_state = *copy_sqs_iter; | |
| 131 | |
| 132 if (quad->material == DrawQuad::RENDER_PASS) { | |
| 133 const RenderPassDrawQuad* pass_quad = | |
| 134 RenderPassDrawQuad::MaterialCast(quad); | |
| 135 copy_pass->CopyFromAndAppendRenderPassDrawQuad( | |
| 136 pass_quad, copy_shared_quad_state, pass_quad->render_pass_id); | |
| 137 } else { | |
| 138 copy_pass->CopyFromAndAppendDrawQuad(quad, copy_shared_quad_state); | |
| 139 } | |
| 140 } | |
| 141 out->push_back(copy_pass.Pass()); | |
| 142 } | |
| 143 } | |
| 144 | |
| 145 void RenderPass::SetNew(RenderPassId id, | |
| 146 const gfx::Rect& output_rect, | |
| 147 const gfx::Rect& damage_rect, | |
| 148 const gfx::Transform& transform_to_root_target) { | |
| 149 DCHECK_GT(id.layer_id, 0); | |
| 150 DCHECK_GE(id.index, 0); | |
| 151 DCHECK(damage_rect.IsEmpty() || output_rect.Contains(damage_rect)) | |
| 152 << "damage_rect: " << damage_rect.ToString() | |
| 153 << " output_rect: " << output_rect.ToString(); | |
| 154 | |
| 155 this->id = id; | |
| 156 this->output_rect = output_rect; | |
| 157 this->damage_rect = damage_rect; | |
| 158 this->transform_to_root_target = transform_to_root_target; | |
| 159 | |
| 160 DCHECK(quad_list.empty()); | |
| 161 DCHECK(shared_quad_state_list.empty()); | |
| 162 } | |
| 163 | |
| 164 void RenderPass::SetAll(RenderPassId id, | |
| 165 const gfx::Rect& output_rect, | |
| 166 const gfx::Rect& damage_rect, | |
| 167 const gfx::Transform& transform_to_root_target, | |
| 168 bool has_transparent_background) { | |
| 169 DCHECK_GT(id.layer_id, 0); | |
| 170 DCHECK_GE(id.index, 0); | |
| 171 | |
| 172 this->id = id; | |
| 173 this->output_rect = output_rect; | |
| 174 this->damage_rect = damage_rect; | |
| 175 this->transform_to_root_target = transform_to_root_target; | |
| 176 this->has_transparent_background = has_transparent_background; | |
| 177 | |
| 178 DCHECK(quad_list.empty()); | |
| 179 DCHECK(shared_quad_state_list.empty()); | |
| 180 } | |
| 181 | |
| 182 void RenderPass::AsValueInto(base::trace_event::TracedValue* value) const { | |
| 183 MathUtil::AddToTracedValue("output_rect", output_rect, value); | |
| 184 MathUtil::AddToTracedValue("damage_rect", damage_rect, value); | |
| 185 | |
| 186 value->SetBoolean("has_transparent_background", has_transparent_background); | |
| 187 value->SetInteger("copy_requests", copy_requests.size()); | |
| 188 | |
| 189 value->BeginArray("shared_quad_state_list"); | |
| 190 for (const auto& shared_quad_state : shared_quad_state_list) { | |
| 191 value->BeginDictionary(); | |
| 192 shared_quad_state->AsValueInto(value); | |
| 193 value->EndDictionary(); | |
| 194 } | |
| 195 value->EndArray(); | |
| 196 | |
| 197 value->BeginArray("quad_list"); | |
| 198 for (const auto& quad : quad_list) { | |
| 199 value->BeginDictionary(); | |
| 200 quad->AsValueInto(value); | |
| 201 value->EndDictionary(); | |
| 202 } | |
| 203 value->EndArray(); | |
| 204 | |
| 205 TracedValue::MakeDictIntoImplicitSnapshotWithCategory( | |
| 206 TRACE_DISABLED_BY_DEFAULT("cc.debug.quads"), | |
| 207 value, | |
| 208 "cc::RenderPass", | |
| 209 id.AsTracingId()); | |
| 210 } | |
| 211 | |
| 212 SharedQuadState* RenderPass::CreateAndAppendSharedQuadState() { | |
| 213 return shared_quad_state_list.AllocateAndConstruct<SharedQuadState>(); | |
| 214 } | |
| 215 | |
| 216 RenderPassDrawQuad* RenderPass::CopyFromAndAppendRenderPassDrawQuad( | |
| 217 const RenderPassDrawQuad* quad, | |
| 218 const SharedQuadState* shared_quad_state, | |
| 219 RenderPassId render_pass_id) { | |
| 220 RenderPassDrawQuad* copy_quad = | |
| 221 CopyFromAndAppendTypedDrawQuad<RenderPassDrawQuad>(quad); | |
| 222 copy_quad->shared_quad_state = shared_quad_state; | |
| 223 copy_quad->render_pass_id = render_pass_id; | |
| 224 return copy_quad; | |
| 225 } | |
| 226 | |
| 227 DrawQuad* RenderPass::CopyFromAndAppendDrawQuad( | |
| 228 const DrawQuad* quad, | |
| 229 const SharedQuadState* shared_quad_state) { | |
| 230 switch (quad->material) { | |
| 231 case DrawQuad::CHECKERBOARD: | |
| 232 CopyFromAndAppendTypedDrawQuad<CheckerboardDrawQuad>(quad); | |
| 233 break; | |
| 234 case DrawQuad::DEBUG_BORDER: | |
| 235 CopyFromAndAppendTypedDrawQuad<DebugBorderDrawQuad>(quad); | |
| 236 break; | |
| 237 case DrawQuad::IO_SURFACE_CONTENT: | |
| 238 CopyFromAndAppendTypedDrawQuad<IOSurfaceDrawQuad>(quad); | |
| 239 break; | |
| 240 case DrawQuad::TEXTURE_CONTENT: | |
| 241 CopyFromAndAppendTypedDrawQuad<TextureDrawQuad>(quad); | |
| 242 break; | |
| 243 case DrawQuad::SOLID_COLOR: | |
| 244 CopyFromAndAppendTypedDrawQuad<SolidColorDrawQuad>(quad); | |
| 245 break; | |
| 246 case DrawQuad::TILED_CONTENT: | |
| 247 CopyFromAndAppendTypedDrawQuad<TileDrawQuad>(quad); | |
| 248 break; | |
| 249 case DrawQuad::STREAM_VIDEO_CONTENT: | |
| 250 CopyFromAndAppendTypedDrawQuad<StreamVideoDrawQuad>(quad); | |
| 251 break; | |
| 252 case DrawQuad::SURFACE_CONTENT: | |
| 253 CopyFromAndAppendTypedDrawQuad<SurfaceDrawQuad>(quad); | |
| 254 break; | |
| 255 case DrawQuad::YUV_VIDEO_CONTENT: | |
| 256 CopyFromAndAppendTypedDrawQuad<YUVVideoDrawQuad>(quad); | |
| 257 break; | |
| 258 // RenderPass quads need to use specific CopyFrom function. | |
| 259 case DrawQuad::RENDER_PASS: | |
| 260 case DrawQuad::INVALID: | |
| 261 case DrawQuad::UNUSED_SPACE_FOR_PICTURE_CONTENT: | |
| 262 LOG(FATAL) << "Invalid DrawQuad material " << quad->material; | |
| 263 break; | |
| 264 } | |
| 265 quad_list.back()->shared_quad_state = shared_quad_state; | |
| 266 return quad_list.back(); | |
| 267 } | |
| 268 | |
| 269 } // namespace cc | |
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