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Side by Side Diff: cc/output/overlay_strategy_common.cc

Issue 1370363002: Mac Overlays: Clip display and UV rects (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: irf Created 5 years, 2 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "cc/output/overlay_strategy_common.h" 5 #include "cc/output/overlay_strategy_common.h"
6 6
7 #include <limits> 7 #include <limits>
8 8
9 #include "cc/base/math_util.h" 9 #include "cc/base/math_util.h"
10 #include "cc/quads/io_surface_draw_quad.h" 10 #include "cc/quads/io_surface_draw_quad.h"
(...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after
94 OverlayCandidate::GetOverlayTransform( 94 OverlayCandidate::GetOverlayTransform(
95 quad.shared_quad_state->quad_to_target_transform, quad.y_flipped); 95 quad.shared_quad_state->quad_to_target_transform, quad.y_flipped);
96 if (quad.background_color != SK_ColorTRANSPARENT || 96 if (quad.background_color != SK_ColorTRANSPARENT ||
97 quad.premultiplied_alpha || 97 quad.premultiplied_alpha ||
98 overlay_transform == gfx::OVERLAY_TRANSFORM_INVALID) 98 overlay_transform == gfx::OVERLAY_TRANSFORM_INVALID)
99 return false; 99 return false;
100 quad_info->resource_id = quad.resource_id(); 100 quad_info->resource_id = quad.resource_id();
101 quad_info->resource_size_in_pixels = quad.resource_size_in_pixels(); 101 quad_info->resource_size_in_pixels = quad.resource_size_in_pixels();
102 quad_info->transform = overlay_transform; 102 quad_info->transform = overlay_transform;
103 quad_info->uv_rect = BoundingRect(quad.uv_top_left, quad.uv_bottom_right); 103 quad_info->uv_rect = BoundingRect(quad.uv_top_left, quad.uv_bottom_right);
104 quad_info->quad_rect_in_target_space = MathUtil::MapEnclosingClippedRect(
105 quad.shared_quad_state->quad_to_target_transform, quad.rect);
106 quad_info->clip_rect = quad.shared_quad_state->clip_rect;
107 quad_info->is_clipped = quad.shared_quad_state->is_clipped;
108 return true; 104 return true;
109 } 105 }
110 106
111 bool OverlayStrategyCommon::GetVideoQuadInfo(const StreamVideoDrawQuad& quad, 107 bool OverlayStrategyCommon::GetVideoQuadInfo(const StreamVideoDrawQuad& quad,
112 OverlayCandidate* quad_info) { 108 OverlayCandidate* quad_info) {
113 if (!quad.allow_overlay()) 109 if (!quad.allow_overlay())
114 return false; 110 return false;
115 gfx::OverlayTransform overlay_transform = 111 gfx::OverlayTransform overlay_transform =
116 OverlayCandidate::GetOverlayTransform( 112 OverlayCandidate::GetOverlayTransform(
117 quad.shared_quad_state->quad_to_target_transform, false); 113 quad.shared_quad_state->quad_to_target_transform, false);
118 if (overlay_transform == gfx::OVERLAY_TRANSFORM_INVALID) 114 if (overlay_transform == gfx::OVERLAY_TRANSFORM_INVALID)
119 return false; 115 return false;
120 if (!quad.matrix.IsScaleOrTranslation()) { 116 if (!quad.matrix.IsScaleOrTranslation()) {
121 // We cannot handle anything other than scaling & translation for texture 117 // We cannot handle anything other than scaling & translation for texture
122 // coordinates yet. 118 // coordinates yet.
123 return false; 119 return false;
124 } 120 }
125 quad_info->resource_id = quad.resource_id(); 121 quad_info->resource_id = quad.resource_id();
126 quad_info->resource_size_in_pixels = quad.resource_size_in_pixels(); 122 quad_info->resource_size_in_pixels = quad.resource_size_in_pixels();
127 quad_info->transform = overlay_transform; 123 quad_info->transform = overlay_transform;
128 quad_info->quad_rect_in_target_space = MathUtil::MapEnclosingClippedRect(
129 quad.shared_quad_state->quad_to_target_transform, quad.rect);
130 quad_info->clip_rect = quad.shared_quad_state->clip_rect;
131 quad_info->is_clipped = quad.shared_quad_state->is_clipped;
132 124
133 gfx::Point3F uv0 = gfx::Point3F(0, 0, 0); 125 gfx::Point3F uv0 = gfx::Point3F(0, 0, 0);
134 gfx::Point3F uv1 = gfx::Point3F(1, 1, 0); 126 gfx::Point3F uv1 = gfx::Point3F(1, 1, 0);
135 quad.matrix.TransformPoint(&uv0); 127 quad.matrix.TransformPoint(&uv0);
136 quad.matrix.TransformPoint(&uv1); 128 quad.matrix.TransformPoint(&uv1);
137 gfx::Vector3dF delta = uv1 - uv0; 129 gfx::Vector3dF delta = uv1 - uv0;
138 if (delta.x() < 0) { 130 if (delta.x() < 0) {
139 quad_info->transform = OverlayCandidate::ModifyTransform( 131 quad_info->transform = OverlayCandidate::ModifyTransform(
140 quad_info->transform, gfx::OVERLAY_TRANSFORM_FLIP_HORIZONTAL); 132 quad_info->transform, gfx::OVERLAY_TRANSFORM_FLIP_HORIZONTAL);
141 float x0 = uv0.x(); 133 float x0 = uv0.x();
(...skipping 21 matching lines...) Expand all
163 return false; 155 return false;
164 gfx::OverlayTransform overlay_transform = 156 gfx::OverlayTransform overlay_transform =
165 OverlayCandidate::GetOverlayTransform( 157 OverlayCandidate::GetOverlayTransform(
166 quad.shared_quad_state->quad_to_target_transform, false); 158 quad.shared_quad_state->quad_to_target_transform, false);
167 if (overlay_transform != gfx::OVERLAY_TRANSFORM_NONE) 159 if (overlay_transform != gfx::OVERLAY_TRANSFORM_NONE)
168 return false; 160 return false;
169 quad_info->resource_id = quad.io_surface_resource_id(); 161 quad_info->resource_id = quad.io_surface_resource_id();
170 quad_info->resource_size_in_pixels = quad.io_surface_size; 162 quad_info->resource_size_in_pixels = quad.io_surface_size;
171 quad_info->transform = overlay_transform; 163 quad_info->transform = overlay_transform;
172 quad_info->uv_rect = gfx::RectF(1.f, 1.f); 164 quad_info->uv_rect = gfx::RectF(1.f, 1.f);
173 quad_info->quad_rect_in_target_space = MathUtil::MapEnclosingClippedRect(
174 quad.shared_quad_state->quad_to_target_transform, quad.rect);
175 quad_info->clip_rect = quad.shared_quad_state->clip_rect;
176 quad_info->is_clipped = quad.shared_quad_state->is_clipped;
177 return true; 165 return true;
178 } 166 }
179 167
180 bool OverlayStrategyCommon::GetCandidateQuadInfo(const DrawQuad& draw_quad, 168 bool OverlayStrategyCommon::GetCandidateQuadInfo(const DrawQuad& draw_quad,
181 OverlayCandidate* quad_info) { 169 OverlayCandidate* quad_info) {
182 // All quad checks. 170 // All quad checks.
183 if (draw_quad.needs_blending || draw_quad.shared_quad_state->opacity != 1.f || 171 if (draw_quad.needs_blending || draw_quad.shared_quad_state->opacity != 1.f ||
184 draw_quad.shared_quad_state->blend_mode != SkXfermode::kSrcOver_Mode) 172 draw_quad.shared_quad_state->blend_mode != SkXfermode::kSrcOver_Mode)
185 return false; 173 return false;
186 174
(...skipping 13 matching lines...) Expand all
200 if (!GetIOSurfaceQuadInfo(*quad, quad_info)) 188 if (!GetIOSurfaceQuadInfo(*quad, quad_info))
201 return false; 189 return false;
202 } break; 190 } break;
203 default: 191 default:
204 return false; 192 return false;
205 } 193 }
206 194
207 quad_info->format = RGBA_8888; 195 quad_info->format = RGBA_8888;
208 quad_info->display_rect = OverlayCandidate::GetOverlayRect( 196 quad_info->display_rect = OverlayCandidate::GetOverlayRect(
209 draw_quad.shared_quad_state->quad_to_target_transform, draw_quad.rect); 197 draw_quad.shared_quad_state->quad_to_target_transform, draw_quad.rect);
198 quad_info->quad_rect_in_target_space = MathUtil::MapEnclosingClippedRect(
199 draw_quad.shared_quad_state->quad_to_target_transform, draw_quad.rect);
200 quad_info->clip_rect = draw_quad.shared_quad_state->clip_rect;
201 quad_info->is_clipped = draw_quad.shared_quad_state->is_clipped;
210 return true; 202 return true;
211 } 203 }
212 204
213 } // namespace cc 205 } // namespace cc
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