1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
|
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkMatrix.h"
#include "gl/GrGLProgramDataManager.h"
#include "gl/GrGLGpu.h"
#include "glsl/GrGLSLUniformHandler.h"
#define ASSERT_ARRAY_UPLOAD_IN_BOUNDS(UNI, COUNT) \
SkASSERT((COUNT) <= (UNI).fArrayCount || \
(1 == (COUNT) && GrGLSLShaderVar::kNonArray == (UNI).fArrayCount))
GrGLProgramDataManager::GrGLProgramDataManager(GrGLGpu* gpu, GrGLuint programID,
const UniformInfoArray& uniforms,
const VaryingInfoArray& pathProcVaryings)
: fGpu(gpu)
, fProgramID(programID) {
int count = uniforms.count();
fUniforms.push_back_n(count);
for (int i = 0; i < count; i++) {
Uniform& uniform = fUniforms[i];
const UniformInfo& builderUniform = uniforms[i];
SkASSERT(GrGLSLShaderVar::kNonArray == builderUniform.fVariable.getArrayCount() ||
builderUniform.fVariable.getArrayCount() > 0);
SkDEBUGCODE(
uniform.fArrayCount = builderUniform.fVariable.getArrayCount();
uniform.fType = builderUniform.fVariable.getType();
);
// TODO: Move the Xoom uniform array in both FS and VS bug workaround here.
if (kVertex_GrShaderFlag & builderUniform.fVisibility) {
uniform.fVSLocation = builderUniform.fLocation;
} else {
uniform.fVSLocation = kUnusedUniform;
}
if (kFragment_GrShaderFlag & builderUniform.fVisibility) {
uniform.fFSLocation = builderUniform.fLocation;
} else {
uniform.fFSLocation = kUnusedUniform;
}
}
// NVPR programs have separable varyings
count = pathProcVaryings.count();
fPathProcVaryings.push_back_n(count);
for (int i = 0; i < count; i++) {
SkASSERT(fGpu->glCaps().shaderCaps()->pathRenderingSupport());
PathProcVarying& pathProcVarying = fPathProcVaryings[i];
const VaryingInfo& builderPathProcVarying = pathProcVaryings[i];
SkASSERT(GrGLSLShaderVar::kNonArray == builderPathProcVarying.fVariable.getArrayCount() ||
builderPathProcVarying.fVariable.getArrayCount() > 0);
SkDEBUGCODE(
pathProcVarying.fArrayCount = builderPathProcVarying.fVariable.getArrayCount();
pathProcVarying.fType = builderPathProcVarying.fVariable.getType();
);
pathProcVarying.fLocation = builderPathProcVarying.fLocation;
}
}
void GrGLProgramDataManager::setSamplers(const SkTArray<GrGLSampler>& samplers) const {
for (int i = 0; i < samplers.count(); ++i) {
GrGLint vsLocation;
GrGLint fsLocation;
const GrGLSampler& sampler = samplers[i];
if (kVertex_GrShaderFlag & sampler.visibility()) {
vsLocation = sampler.location();
} else {
vsLocation = kUnusedUniform;
}
if (kFragment_GrShaderFlag & sampler.visibility()) {
fsLocation = sampler.location();
} else {
fsLocation = kUnusedUniform;
}
// FIXME: We still insert a single sampler uniform for every stage. If the shader does not
// reference the sampler then the compiler may have optimized it out. Uncomment this assert
// once stages insert their own samplers.
// this->printUnused(uni);
if (kUnusedUniform != fsLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1i(fsLocation, i));
}
if (kUnusedUniform != vsLocation && vsLocation != fsLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1i(vsLocation, i));
}
}
}
void GrGLProgramDataManager::set1i(UniformHandle u, int32_t i) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
SkDEBUGCODE(this->printUnused(uni));
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1i(uni.fFSLocation, i));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1i(uni.fVSLocation, i));
}
}
void GrGLProgramDataManager::set1f(UniformHandle u, float v0) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1f(uni.fFSLocation, v0));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1f(uni.fVSLocation, v0));
}
}
void GrGLProgramDataManager::set1fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType);
SkASSERT(arrayCount > 0);
ASSERT_ARRAY_UPLOAD_IN_BOUNDS(uni, arrayCount);
// This assert fires in some instances of the two-pt gradient for its VSParams.
// Once the uniform manager is responsible for inserting the duplicate uniform
// arrays in VS and FS driver bug workaround, this can be enabled.
// this->printUni(uni);
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1fv(uni.fFSLocation, arrayCount, v));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform1fv(uni.fVSLocation, arrayCount, v));
}
}
void GrGLProgramDataManager::set2f(UniformHandle u, float v0, float v1) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec2f_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform2f(uni.fFSLocation, v0, v1));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform2f(uni.fVSLocation, v0, v1));
}
}
void GrGLProgramDataManager::set2fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec2f_GrSLType);
SkASSERT(arrayCount > 0);
ASSERT_ARRAY_UPLOAD_IN_BOUNDS(uni, arrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform2fv(uni.fFSLocation, arrayCount, v));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform2fv(uni.fVSLocation, arrayCount, v));
}
}
void GrGLProgramDataManager::set3f(UniformHandle u, float v0, float v1, float v2) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec3f_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform3f(uni.fFSLocation, v0, v1, v2));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform3f(uni.fVSLocation, v0, v1, v2));
}
}
void GrGLProgramDataManager::set3fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec3f_GrSLType);
SkASSERT(arrayCount > 0);
ASSERT_ARRAY_UPLOAD_IN_BOUNDS(uni, arrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform3fv(uni.fFSLocation, arrayCount, v));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform3fv(uni.fVSLocation, arrayCount, v));
}
}
void GrGLProgramDataManager::set4f(UniformHandle u,
float v0,
float v1,
float v2,
float v3) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec4f_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform4f(uni.fFSLocation, v0, v1, v2, v3));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform4f(uni.fVSLocation, v0, v1, v2, v3));
}
}
void GrGLProgramDataManager::set4fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec4f_GrSLType);
SkASSERT(arrayCount > 0);
ASSERT_ARRAY_UPLOAD_IN_BOUNDS(uni, arrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform4fv(uni.fFSLocation, arrayCount, v));
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
GR_GL_CALL(fGpu->glInterface(), Uniform4fv(uni.fVSLocation, arrayCount, v));
}
}
void GrGLProgramDataManager::setMatrix2f(UniformHandle u, const float matrix[]) const {
this->setMatrices<2>(u, 1, matrix);
}
void GrGLProgramDataManager::setMatrix3f(UniformHandle u, const float matrix[]) const {
this->setMatrices<3>(u, 1, matrix);
}
void GrGLProgramDataManager::setMatrix4f(UniformHandle u, const float matrix[]) const {
this->setMatrices<4>(u, 1, matrix);
}
void GrGLProgramDataManager::setMatrix2fv(UniformHandle u, int arrayCount, const float m[]) const {
this->setMatrices<2>(u, arrayCount, m);
}
void GrGLProgramDataManager::setMatrix3fv(UniformHandle u, int arrayCount, const float m[]) const {
this->setMatrices<3>(u, arrayCount, m);
}
void GrGLProgramDataManager::setMatrix4fv(UniformHandle u, int arrayCount, const float m[]) const {
this->setMatrices<4>(u, arrayCount, m);
}
template<int N> struct set_uniform_matrix;
template<int N> inline void GrGLProgramDataManager::setMatrices(UniformHandle u,
int arrayCount,
const float matrices[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kMat22f_GrSLType + (N - 2));
SkASSERT(arrayCount > 0);
ASSERT_ARRAY_UPLOAD_IN_BOUNDS(uni, arrayCount);
SkDEBUGCODE(this->printUnused(uni);)
if (kUnusedUniform != uni.fFSLocation) {
set_uniform_matrix<N>::set(fGpu->glInterface(), uni.fFSLocation, arrayCount, matrices);
}
if (kUnusedUniform != uni.fVSLocation && uni.fVSLocation != uni.fFSLocation) {
set_uniform_matrix<N>::set(fGpu->glInterface(), uni.fVSLocation, arrayCount, matrices);
}
}
template<> struct set_uniform_matrix<2> {
inline static void set(const GrGLInterface* gli, const GrGLint loc, int cnt, const float m[]) {
GR_GL_CALL(gli, UniformMatrix2fv(loc, cnt, false, m));
}
};
template<> struct set_uniform_matrix<3> {
inline static void set(const GrGLInterface* gli, const GrGLint loc, int cnt, const float m[]) {
GR_GL_CALL(gli, UniformMatrix3fv(loc, cnt, false, m));
}
};
template<> struct set_uniform_matrix<4> {
inline static void set(const GrGLInterface* gli, const GrGLint loc, int cnt, const float m[]) {
GR_GL_CALL(gli, UniformMatrix4fv(loc, cnt, false, m));
}
};
void GrGLProgramDataManager::setPathFragmentInputTransform(VaryingHandle u,
int components,
const SkMatrix& matrix) const {
SkASSERT(fGpu->glCaps().shaderCaps()->pathRenderingSupport());
const PathProcVarying& fragmentInput = fPathProcVaryings[u.toIndex()];
SkASSERT((components == 2 && fragmentInput.fType == kVec2f_GrSLType) ||
(components == 3 && fragmentInput.fType == kVec3f_GrSLType));
fGpu->glPathRendering()->setProgramPathFragmentInputTransform(fProgramID,
fragmentInput.fLocation,
GR_GL_OBJECT_LINEAR,
components,
matrix);
}
#ifdef SK_DEBUG
void GrGLProgramDataManager::printUnused(const Uniform& uni) const {
if (kUnusedUniform == uni.fFSLocation && kUnusedUniform == uni.fVSLocation) {
GrCapsDebugf(fGpu->caps(), "Unused uniform in shader\n");
}
}
#endif
|
