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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrGLSLGeometryProcessor_DEFINED | 8 #ifndef GrGLSLGeometryProcessor_DEFINED |
9 #define GrGLSLGeometryProcessor_DEFINED | 9 #define GrGLSLGeometryProcessor_DEFINED |
10 | 10 |
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37 int index, | 37 int index, |
38 const SkTArray<const GrCoordTransform*, true>& t
ransforms) { | 38 const SkTArray<const GrCoordTransform*, true>& t
ransforms) { |
39 const GeometryProcessor& gp = primProc.cast<GeometryProcessor>(); | 39 const GeometryProcessor& gp = primProc.cast<GeometryProcessor>(); |
40 this->setTransformDataMatrix(gp.localMatrix(), pdman, index, transforms)
; | 40 this->setTransformDataMatrix(gp.localMatrix(), pdman, index, transforms)
; |
41 } | 41 } |
42 | 42 |
43 protected: | 43 protected: |
44 // Emit a uniform matrix for each coord transform. | 44 // Emit a uniform matrix for each coord transform. |
45 void emitTransforms(GrGLSLGPBuilder* gp, | 45 void emitTransforms(GrGLSLGPBuilder* gp, |
46 GrGLSLVertexBuilder* vb, | 46 GrGLSLVertexBuilder* vb, |
| 47 GrGLSLVaryingHandler* varyingHandler, |
47 const GrShaderVar& posVar, | 48 const GrShaderVar& posVar, |
48 const char* localCoords, | 49 const char* localCoords, |
49 const TransformsIn& tin, | 50 const TransformsIn& tin, |
50 TransformsOut* tout) { | 51 TransformsOut* tout) { |
51 this->emitTransforms(gp, vb, posVar, localCoords, SkMatrix::I(), tin, to
ut); | 52 this->emitTransforms(gp, vb, varyingHandler, posVar, localCoords, SkMatr
ix::I(), tin, tout); |
52 } | 53 } |
53 | 54 |
54 // Emit pre-transformed coords as a vertex attribute per coord-transform. | 55 // Emit pre-transformed coords as a vertex attribute per coord-transform. |
55 void emitTransforms(GrGLSLGPBuilder*, | 56 void emitTransforms(GrGLSLGPBuilder*, |
56 GrGLSLVertexBuilder*, | 57 GrGLSLVertexBuilder*, |
| 58 GrGLSLVaryingHandler*, |
57 const GrShaderVar& posVar, | 59 const GrShaderVar& posVar, |
58 const char* localCoords, | 60 const char* localCoords, |
59 const SkMatrix& localMatrix, | 61 const SkMatrix& localMatrix, |
60 const TransformsIn&, | 62 const TransformsIn&, |
61 TransformsOut*); | 63 TransformsOut*); |
62 | 64 |
63 // caller has emitted transforms via attributes | 65 // caller has emitted transforms via attributes |
64 void emitTransforms(GrGLSLGPBuilder*, | 66 void emitTransforms(GrGLSLGPBuilder*, |
65 GrGLSLVertexBuilder*, | 67 GrGLSLVertexBuilder*, |
| 68 GrGLSLVaryingHandler*, |
66 const char* localCoords, | 69 const char* localCoords, |
67 const TransformsIn& tin, | 70 const TransformsIn& tin, |
68 TransformsOut* tout); | 71 TransformsOut* tout); |
69 | 72 |
70 struct GrGPArgs { | 73 struct GrGPArgs { |
71 // The variable used by a GP to store its position. It can be | 74 // The variable used by a GP to store its position. It can be |
72 // either a vec2 or a vec3 depending on the presence of perspective. | 75 // either a vec2 or a vec3 depending on the presence of perspective. |
73 GrShaderVar fPositionVar; | 76 GrShaderVar fPositionVar; |
74 }; | 77 }; |
75 | 78 |
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108 } | 111 } |
109 } | 112 } |
110 } | 113 } |
111 | 114 |
112 virtual void onEmitCode(EmitArgs&, GrGPArgs*) = 0; | 115 virtual void onEmitCode(EmitArgs&, GrGPArgs*) = 0; |
113 | 116 |
114 typedef GrGLSLPrimitiveProcessor INHERITED; | 117 typedef GrGLSLPrimitiveProcessor INHERITED; |
115 }; | 118 }; |
116 | 119 |
117 #endif | 120 #endif |
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