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     : render_pass_id(RenderPassId(-1, -1)) {
  17 }
  18
  19 RenderPassDrawQuad::~RenderPassDrawQuad() {
  20 }
  21
  22 void RenderPassDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
  23                                 const gfx::Rect& rect,
  24                                 const gfx::Rect& visible_rect,
  25                                 RenderPassId render_pass_id,
  26                                 ResourceId mask_resource_id,
  27                                 const gfx::Vector2dF& mask_uv_scale,
  28                                 const gfx::Size& mask_texture_size,
  29                                 const FilterOperations& filters,
  30                                 const gfx::Vector2dF& filters_scale,
  31                                 const FilterOperations& background_filters) {
  32   DCHECK_GT(render_pass_id.layer_id, 0);
  33   DCHECK_GE(render_pass_id.index, 0);
  34
  35   gfx::Rect opaque_rect;
  36   bool needs_blending = false;
  37   SetAll(shared_quad_state,
  38          rect,
  39          opaque_rect,
  40          visible_rect,
  41          needs_blending,
  42          render_pass_id,
  43          mask_resource_id,
  44          mask_uv_scale,
  45          mask_texture_size,
  46          filters,
  47          filters_scale,
  48          background_filters);
  49 }
  50
  51 void RenderPassDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
  52                                 const gfx::Rect& rect,
  53                                 const gfx::Rect& opaque_rect,
  54                                 const gfx::Rect& visible_rect,
  55                                 bool needs_blending,
  56                                 RenderPassId render_pass_id,
  57                                 ResourceId mask_resource_id,
  58                                 const gfx::Vector2dF& mask_uv_scale,
  59                                 const gfx::Size& mask_texture_size,
  60                                 const FilterOperations& filters,
  61                                 const gfx::Vector2dF& filters_scale,
  62                                 const FilterOperations& background_filters) {
  63   DCHECK_GT(render_pass_id.layer_id, 0);
  64   DCHECK_GE(render_pass_id.index, 0);
  65
  66   DrawQuad::SetAll(shared_quad_state, DrawQuad::RENDER_PASS, rect, opaque_rect,
  67                    visible_rect, needs_blending);
  68   this->render_pass_id = render_pass_id;
  69   resources.ids[kMaskResourceIdIndex] = mask_resource_id;
  70   resources.count = mask_resource_id ? 1 : 0;
  71   this->mask_uv_scale = mask_uv_scale;
  72   this->mask_texture_size = mask_texture_size;
  73   this->filters = filters;
  74   this->filters_scale = filters_scale;
  75   this->background_filters = background_filters;
  76 }
  77
  78 gfx::RectF RenderPassDrawQuad::MaskUVRect() const {
  79   gfx::RectF mask_uv_rect((mask_uv_scale.x() * rect.x()) / rect.width(),
  80                           (mask_uv_scale.y() * rect.y()) / rect.height(),
  81                           mask_uv_scale.x(),
  82                           mask_uv_scale.y());
  83   return mask_uv_rect;
  84 }
  85
  86 const RenderPassDrawQuad* RenderPassDrawQuad::MaterialCast(
  87     const DrawQuad* quad) {
  88   DCHECK_EQ(quad->material, DrawQuad::RENDER_PASS);
  89   return static_cast<const RenderPassDrawQuad*>(quad);
  90 }
  91
  92 void RenderPassDrawQuad::ExtendValue(
  93     base::trace_event::TracedValue* value) const {
  94   TracedValue::SetIDRef(render_pass_id.AsTracingId(), value, "render_pass_id");
  95   value->SetInteger("mask_resource_id", resources.ids[kMaskResourceIdIndex]);
  96   MathUtil::AddToTracedValue("mask_texture_size", mask_texture_size, value);
  97   MathUtil::AddToTracedValue("mask_uv_scale", mask_uv_scale, value);
  98
  99   value->BeginDictionary("filters");
 100   filters.AsValueInto(value);
 101   value->EndDictionary();
 102   MathUtil::AddToTracedValue("filters_scale", filters_scale, value);
 103
 104   value->BeginDictionary("background_filters");
 105   background_filters.AsValueInto(value);
 106   value->EndDictionary();
 107 }
 108
 109 }  // namespace cc