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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef CC_QUADS_DRAW_POLYGON_H_ | 5 #ifndef CC_QUADS_DRAW_POLYGON_H_ |
6 #define CC_QUADS_DRAW_POLYGON_H_ | 6 #define CC_QUADS_DRAW_POLYGON_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "cc/base/math_util.h" | 10 #include "cc/base/math_util.h" |
11 #include "cc/output/bsp_compare_result.h" | 11 #include "cc/output/bsp_compare_result.h" |
12 #include "cc/quads/draw_quad.h" | |
13 #include "ui/gfx/point3_f.h" | 12 #include "ui/gfx/point3_f.h" |
14 #include "ui/gfx/quad_f.h" | 13 #include "ui/gfx/quad_f.h" |
| 14 #include "ui/gfx/rect_f.h" |
| 15 #include "ui/gfx/transform.h" |
15 #include "ui/gfx/vector3d_f.h" | 16 #include "ui/gfx/vector3d_f.h" |
16 | 17 |
17 namespace cc { | 18 namespace cc { |
18 | 19 |
| 20 class DrawQuad; |
| 21 |
19 class CC_EXPORT DrawPolygon { | 22 class CC_EXPORT DrawPolygon { |
20 public: | 23 public: |
21 DrawPolygon(); | 24 DrawPolygon(); |
22 ~DrawPolygon(); | 25 ~DrawPolygon(); |
23 | 26 |
24 DrawPolygon(DrawQuad* original_ref, | 27 DrawPolygon(DrawQuad* original_ref, |
25 const std::vector<gfx::Point3F>& in_points, | 28 const std::vector<gfx::Point3F>& in_points, |
26 const gfx::Vector3dF& normal, | 29 const gfx::Vector3dF& normal, |
27 int draw_order_index = 0); | 30 int draw_order_index = 0); |
| 31 DrawPolygon(DrawQuad* original_ref, |
| 32 const gfx::RectF& visible_content_rect, |
| 33 const gfx::Transform& transform, |
| 34 int draw_order_index = 0); |
28 | 35 |
29 // Split takes this DrawPolygon and splits it into two pieces that are on | 36 // Split takes this DrawPolygon and splits it into two pieces that are on |
30 // either side of |splitter|. Any edges of this polygon that cross the plane | 37 // either side of |splitter|. Any edges of this polygon that cross the plane |
31 // of |splitter| will have an intersection point that is shared by both | 38 // of |splitter| will have an intersection point that is shared by both |
32 // polygons on either side. | 39 // polygons on either side. |
33 // Split will only return true if it determines that we got back 2 | 40 // Split will only return true if it determines that we got back 2 |
34 // intersection points. Only when it returns true will front and back both be | 41 // intersection points. Only when it returns true will front and back both be |
35 // valid new polygons that are on opposite sides of the splitting plane. | 42 // valid new polygons that are on opposite sides of the splitting plane. |
36 bool Split(const DrawPolygon& splitter, | 43 bool Split(const DrawPolygon& splitter, |
37 scoped_ptr<DrawPolygon>* front, | 44 scoped_ptr<DrawPolygon>* front, |
(...skipping 30 matching lines...) Expand all Loading... |
68 // The pointer to the original quad, which gives us all the drawing info | 75 // The pointer to the original quad, which gives us all the drawing info |
69 // we need. | 76 // we need. |
70 // This DrawQuad is owned by the caller and its lifetime must be preserved | 77 // This DrawQuad is owned by the caller and its lifetime must be preserved |
71 // as long as this DrawPolygon is alive. | 78 // as long as this DrawPolygon is alive. |
72 DrawQuad* original_ref_; | 79 DrawQuad* original_ref_; |
73 }; | 80 }; |
74 | 81 |
75 } // namespace cc | 82 } // namespace cc |
76 | 83 |
77 #endif // CC_QUADS_DRAW_POLYGON_H_ | 84 #endif // CC_QUADS_DRAW_POLYGON_H_ |
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