OLD | NEW |
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 GrGLVertexArray_DEFINED | 8 #ifndef GrGLVertexArray_DEFINED |
9 #define GrGLVertexArray_DEFINED | 9 #define GrGLVertexArray_DEFINED |
10 | 10 |
11 #include "GrGpuResource.h" | 11 #include "GrGpuResource.h" |
12 #include "GrTypesPriv.h" | 12 #include "GrTypesPriv.h" |
13 #include "gl/GrGLDefines.h" | 13 #include "gl/GrGLDefines.h" |
14 #include "gl/GrGLFunctions.h" | 14 #include "gl/GrGLFunctions.h" |
15 | 15 |
16 #include "SkTArray.h" | 16 #include "SkTArray.h" |
17 | 17 |
18 class GrGLVertexBuffer; | 18 class GrGLVertexBuffer; |
19 class GrGLIndexBuffer; | 19 class GrGLIndexBuffer; |
20 class GrGpuGL; | 20 class GrGLGpu; |
21 | 21 |
22 struct GrGLAttribLayout { | 22 struct GrGLAttribLayout { |
23 GrGLint fCount; | 23 GrGLint fCount; |
24 GrGLenum fType; | 24 GrGLenum fType; |
25 GrGLboolean fNormalized; | 25 GrGLboolean fNormalized; |
26 }; | 26 }; |
27 | 27 |
28 static inline const GrGLAttribLayout& GrGLAttribTypeToLayout(GrVertexAttribType
type) { | 28 static inline const GrGLAttribLayout& GrGLAttribTypeToLayout(GrVertexAttribType
type) { |
29 SkASSERT(type >= 0 && type < kGrVertexAttribTypeCount); | 29 SkASSERT(type >= 0 && type < kGrVertexAttribTypeCount); |
30 static const GrGLAttribLayout kLayouts[kGrVertexAttribTypeCount] = { | 30 static const GrGLAttribLayout kLayouts[kGrVertexAttribTypeCount] = { |
(...skipping 29 matching lines...) Expand all Loading... |
60 for (int i = 0; i < newCount; ++i) { | 60 for (int i = 0; i < newCount; ++i) { |
61 fAttribArrayStates[i].invalidate(); | 61 fAttribArrayStates[i].invalidate(); |
62 } | 62 } |
63 } | 63 } |
64 | 64 |
65 /** | 65 /** |
66 * This function enables and sets vertex attrib state for the specified attr
ib index. It is | 66 * This function enables and sets vertex attrib state for the specified attr
ib index. It is |
67 * assumed that the GrGLAttribArrayState is tracking the state of the curren
tly bound vertex | 67 * assumed that the GrGLAttribArrayState is tracking the state of the curren
tly bound vertex |
68 * array object. | 68 * array object. |
69 */ | 69 */ |
70 void set(const GrGpuGL*, | 70 void set(const GrGLGpu*, |
71 int index, | 71 int index, |
72 GrGLVertexBuffer*, | 72 GrGLVertexBuffer*, |
73 GrGLint size, | 73 GrGLint size, |
74 GrGLenum type, | 74 GrGLenum type, |
75 GrGLboolean normalized, | 75 GrGLboolean normalized, |
76 GrGLsizei stride, | 76 GrGLsizei stride, |
77 GrGLvoid* offset); | 77 GrGLvoid* offset); |
78 | 78 |
79 /** | 79 /** |
80 * This function disables vertex attribs not present in the mask. It is assu
med that the | 80 * This function disables vertex attribs not present in the mask. It is assu
med that the |
81 * GrGLAttribArrayState is tracking the state of the currently bound vertex
array object. | 81 * GrGLAttribArrayState is tracking the state of the currently bound vertex
array object. |
82 */ | 82 */ |
83 void disableUnusedArrays(const GrGpuGL*, uint64_t usedAttribArrayMask); | 83 void disableUnusedArrays(const GrGLGpu*, uint64_t usedAttribArrayMask); |
84 | 84 |
85 void invalidate() { | 85 void invalidate() { |
86 int count = fAttribArrayStates.count(); | 86 int count = fAttribArrayStates.count(); |
87 for (int i = 0; i < count; ++i) { | 87 for (int i = 0; i < count; ++i) { |
88 fAttribArrayStates[i].invalidate(); | 88 fAttribArrayStates[i].invalidate(); |
89 } | 89 } |
90 } | 90 } |
91 | 91 |
92 void notifyVertexBufferDelete(GrGLuint id) { | 92 void notifyVertexBufferDelete(GrGLuint id) { |
93 int count = fAttribArrayStates.count(); | 93 int count = fAttribArrayStates.count(); |
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
127 | 127 |
128 SkSTArray<16, AttribArrayState, true> fAttribArrayStates; | 128 SkSTArray<16, AttribArrayState, true> fAttribArrayStates; |
129 }; | 129 }; |
130 | 130 |
131 /** | 131 /** |
132 * This class represents an OpenGL vertex array object. It manages the lifetime
of the vertex array | 132 * This class represents an OpenGL vertex array object. It manages the lifetime
of the vertex array |
133 * and is used to track the state of the vertex array to avoid redundant GL call
s. | 133 * and is used to track the state of the vertex array to avoid redundant GL call
s. |
134 */ | 134 */ |
135 class GrGLVertexArray : public GrGpuResource { | 135 class GrGLVertexArray : public GrGpuResource { |
136 public: | 136 public: |
137 GrGLVertexArray(GrGpuGL* gpu, GrGLint id, int attribCount); | 137 GrGLVertexArray(GrGLGpu* gpu, GrGLint id, int attribCount); |
138 | 138 |
139 /** | 139 /** |
140 * Binds this vertex array. If the ID has been deleted or abandoned then NUL
L is returned. | 140 * Binds this vertex array. If the ID has been deleted or abandoned then NUL
L is returned. |
141 * Otherwise, the GrGLAttribArrayState that is tracking this vertex array's
attrib bindings is | 141 * Otherwise, the GrGLAttribArrayState that is tracking this vertex array's
attrib bindings is |
142 * returned. | 142 * returned. |
143 */ | 143 */ |
144 GrGLAttribArrayState* bind(); | 144 GrGLAttribArrayState* bind(); |
145 | 145 |
146 /** | 146 /** |
147 * This is a version of the above function that also binds an index buffer t
o the vertex | 147 * This is a version of the above function that also binds an index buffer t
o the vertex |
(...skipping 21 matching lines...) Expand all Loading... |
169 private: | 169 private: |
170 GrGLuint fID; | 170 GrGLuint fID; |
171 GrGLAttribArrayState fAttribArrays; | 171 GrGLAttribArrayState fAttribArrays; |
172 GrGLuint fIndexBufferID; | 172 GrGLuint fIndexBufferID; |
173 bool fIndexBufferIDIsValid; | 173 bool fIndexBufferIDIsValid; |
174 | 174 |
175 typedef GrGpuResource INHERITED; | 175 typedef GrGpuResource INHERITED; |
176 }; | 176 }; |
177 | 177 |
178 #endif | 178 #endif |
OLD | NEW |