cc/quads/render_pass_draw_quad.cc

   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_draw_quad.h"
   6
   7 #include "base/trace_event/trace_event_argument.h"
   8 #include "base/values.h"
   9 #include "cc/base/math_util.h"
  10 #include "cc/debug/traced_value.h"
  11 #include "third_party/skia/include/core/SkImageFilter.h"
  12
  13 namespace cc {
  14
  15 RenderPassDrawQuad::RenderPassDrawQuad() {
  16 }
  17
  18 RenderPassDrawQuad::~RenderPassDrawQuad() {
  19 }
  20
  21 void RenderPassDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
  22                                 const gfx::Rect& rect,
  23                                 const gfx::Rect& visible_rect,
  24                                 RenderPassId render_pass_id,
  25                                 ResourceId mask_resource_id,
  26                                 const gfx::Vector2dF& mask_uv_scale,
  27                                 const gfx::Size& mask_texture_size,
  28                                 const FilterOperations& filters,
  29                                 const gfx::Vector2dF& filters_scale,
  30                                 const FilterOperations& background_filters) {
  31   DCHECK_GT(render_pass_id.layer_id, 0);
  32
  33   gfx::Rect opaque_rect;
  34   bool needs_blending = false;
  35   SetAll(shared_quad_state,
  36          rect,
  37          opaque_rect,
  38          visible_rect,
  39          needs_blending,
  40          render_pass_id,
  41          mask_resource_id,
  42          mask_uv_scale,
  43          mask_texture_size,
  44          filters,
  45          filters_scale,
  46          background_filters);
  47 }
  48
  49 void RenderPassDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
  50                                 const gfx::Rect& rect,
  51                                 const gfx::Rect& opaque_rect,
  52                                 const gfx::Rect& visible_rect,
  53                                 bool needs_blending,
  54                                 RenderPassId render_pass_id,
  55                                 ResourceId mask_resource_id,
  56                                 const gfx::Vector2dF& mask_uv_scale,
  57                                 const gfx::Size& mask_texture_size,
  58                                 const FilterOperations& filters,
  59                                 const gfx::Vector2dF& filters_scale,
  60                                 const FilterOperations& background_filters) {
  61   DCHECK_GT(render_pass_id.layer_id, 0);
  62
  63   DrawQuad::SetAll(shared_quad_state, DrawQuad::RENDER_PASS, rect, opaque_rect,
  64                    visible_rect, needs_blending);
  65   this->render_pass_id = render_pass_id;
  66   resources.ids[kMaskResourceIdIndex] = mask_resource_id;
  67   resources.count = mask_resource_id ? 1 : 0;
  68   this->mask_uv_scale = mask_uv_scale;
  69   this->mask_texture_size = mask_texture_size;
  70   this->filters = filters;
  71   this->filters_scale = filters_scale;
  72   this->background_filters = background_filters;
  73 }
  74
  75 gfx::RectF RenderPassDrawQuad::MaskUVRect() const {
  76   gfx::RectF mask_uv_rect((mask_uv_scale.x() * rect.x()) / rect.width(),
  77                           (mask_uv_scale.y() * rect.y()) / rect.height(),
  78                           mask_uv_scale.x(),
  79                           mask_uv_scale.y());
  80   return mask_uv_rect;
  81 }
  82
  83 const RenderPassDrawQuad* RenderPassDrawQuad::MaterialCast(
  84     const DrawQuad* quad) {
  85   DCHECK_EQ(quad->material, DrawQuad::RENDER_PASS);
  86   return static_cast<const RenderPassDrawQuad*>(quad);
  87 }
  88
  89 void RenderPassDrawQuad::ExtendValue(
  90     base::trace_event::TracedValue* value) const {
  91   TracedValue::SetIDRef(render_pass_id.AsTracingId(), value, "render_pass_id");
  92   value->SetInteger("mask_resource_id", resources.ids[kMaskResourceIdIndex]);
  93   MathUtil::AddToTracedValue("mask_texture_size", mask_texture_size, value);
  94   MathUtil::AddToTracedValue("mask_uv_scale", mask_uv_scale, value);
  95
  96   value->BeginArray("filters");
  97   filters.AsValueInto(value);
  98   value->EndArray();
  99   MathUtil::AddToTracedValue("filters_scale", filters_scale, value);
 100
 101   value->BeginDictionary("background_filters");
 102   background_filters.AsValueInto(value);
 103   value->EndDictionary();
 104 }
 105
 106 }  // namespace cc