2 * Copyright (C) 2011 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
22 size_t glSizeof(GLenum type)
27 case GL_UNSIGNED_BYTE:
31 case GL_UNSIGNED_SHORT:
32 case GL_HALF_FLOAT_OES:
73 ERR("**** ERROR unknown type 0x%x (%s,%d)\n", type, __FUNCTION__,__LINE__);
79 size_t glUtilsParamSize(GLenum param)
88 case GL_MAX_CLIP_PLANES:
90 case GL_MAX_MODELVIEW_STACK_DEPTH:
91 case GL_MAX_PROJECTION_STACK_DEPTH:
92 case GL_MAX_TEXTURE_STACK_DEPTH:
93 case GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES:
94 case GL_IMPLEMENTATION_COLOR_READ_TYPE_OES:
95 case GL_NUM_COMPRESSED_TEXTURE_FORMATS:
96 case GL_MAX_TEXTURE_SIZE:
97 case GL_TEXTURE_GEN_MODE_OES:
98 case GL_TEXTURE_ENV_MODE:
103 case GL_SPOT_EXPONENT:
104 case GL_CONSTANT_ATTENUATION:
105 case GL_LINEAR_ATTENUATION:
106 case GL_QUADRATIC_ATTENUATION:
108 case GL_LIGHT_MODEL_TWO_SIDE:
110 case GL_POINT_SIZE_MIN:
111 case GL_POINT_SIZE_MAX:
112 case GL_POINT_FADE_THRESHOLD_SIZE:
113 case GL_CULL_FACE_MODE:
116 case GL_DEPTH_WRITEMASK:
117 case GL_DEPTH_CLEAR_VALUE:
118 case GL_STENCIL_FAIL:
119 case GL_STENCIL_PASS_DEPTH_FAIL:
120 case GL_STENCIL_PASS_DEPTH_PASS:
122 case GL_STENCIL_WRITEMASK:
124 case GL_MODELVIEW_STACK_DEPTH:
125 case GL_PROJECTION_STACK_DEPTH:
126 case GL_TEXTURE_STACK_DEPTH:
127 case GL_ALPHA_TEST_FUNC:
128 case GL_ALPHA_TEST_REF:
133 case GL_LOGIC_OP_MODE:
134 case GL_SCISSOR_TEST:
135 case GL_MAX_TEXTURE_UNITS:
136 case GL_ACTIVE_TEXTURE:
138 case GL_ARRAY_BUFFER_BINDING:
140 case GL_CLIENT_ACTIVE_TEXTURE:
148 case GL_COLOR_ARRAY_BUFFER_BINDING:
149 case GL_COLOR_ARRAY_SIZE:
150 case GL_COLOR_ARRAY_STRIDE:
151 case GL_COLOR_ARRAY_TYPE:
152 case GL_COLOR_LOGIC_OP:
153 case GL_COLOR_MATERIAL:
154 case GL_PACK_ALIGNMENT:
155 case GL_PERSPECTIVE_CORRECTION_HINT:
156 case GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES:
157 case GL_POINT_SIZE_ARRAY_STRIDE_OES:
158 case GL_POINT_SIZE_ARRAY_TYPE_OES:
159 case GL_POINT_SMOOTH:
160 case GL_POINT_SMOOTH_HINT:
161 case GL_POINT_SPRITE_OES:
162 case GL_COORD_REPLACE_OES:
163 case GL_COMBINE_ALPHA:
167 case GL_OPERAND0_RGB:
168 case GL_OPERAND1_RGB:
169 case GL_OPERAND2_RGB:
173 case GL_OPERAND0_ALPHA:
174 case GL_OPERAND1_ALPHA:
175 case GL_OPERAND2_ALPHA:
179 case GL_POLYGON_OFFSET_FACTOR:
180 case GL_POLYGON_OFFSET_FILL:
181 case GL_POLYGON_OFFSET_UNITS:
183 case GL_RESCALE_NORMAL:
184 case GL_SAMPLE_ALPHA_TO_COVERAGE:
185 case GL_SAMPLE_ALPHA_TO_ONE:
186 case GL_SAMPLE_BUFFERS:
187 case GL_SAMPLE_COVERAGE:
188 case GL_SAMPLE_COVERAGE_INVERT:
189 case GL_SAMPLE_COVERAGE_VALUE:
191 case GL_STENCIL_BITS:
192 case GL_STENCIL_CLEAR_VALUE:
193 case GL_STENCIL_FUNC:
194 case GL_STENCIL_TEST:
195 case GL_STENCIL_VALUE_MASK:
196 case GL_STENCIL_BACK_FUNC:
197 case GL_STENCIL_BACK_VALUE_MASK:
198 case GL_STENCIL_BACK_REF:
199 case GL_STENCIL_BACK_FAIL:
200 case GL_STENCIL_BACK_PASS_DEPTH_FAIL:
201 case GL_STENCIL_BACK_PASS_DEPTH_PASS:
202 case GL_STENCIL_BACK_WRITEMASK:
204 case GL_TEXTURE_BINDING_2D:
205 case GL_TEXTURE_BINDING_CUBE_MAP:
206 case GL_TEXTURE_BINDING_EXTERNAL_OES:
207 case GL_TEXTURE_COORD_ARRAY:
208 case GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING:
209 case GL_TEXTURE_COORD_ARRAY_SIZE:
210 case GL_TEXTURE_COORD_ARRAY_STRIDE:
211 case GL_TEXTURE_COORD_ARRAY_TYPE:
212 case GL_UNPACK_ALIGNMENT:
213 case GL_VERTEX_ARRAY:
214 case GL_VERTEX_ARRAY_BUFFER_BINDING:
215 case GL_VERTEX_ARRAY_SIZE:
216 case GL_VERTEX_ARRAY_STRIDE:
217 case GL_VERTEX_ARRAY_TYPE:
219 case GL_TEXTURE_MIN_FILTER:
220 case GL_TEXTURE_MAG_FILTER:
221 case GL_TEXTURE_WRAP_S:
222 case GL_TEXTURE_WRAP_T:
223 case GL_GENERATE_MIPMAP:
224 case GL_GENERATE_MIPMAP_HINT:
225 case GL_RENDERBUFFER_WIDTH_OES:
226 case GL_RENDERBUFFER_HEIGHT_OES:
227 case GL_RENDERBUFFER_INTERNAL_FORMAT_OES:
228 case GL_RENDERBUFFER_RED_SIZE_OES:
229 case GL_RENDERBUFFER_GREEN_SIZE_OES:
230 case GL_RENDERBUFFER_BLUE_SIZE_OES:
231 case GL_RENDERBUFFER_ALPHA_SIZE_OES:
232 case GL_RENDERBUFFER_DEPTH_SIZE_OES:
233 case GL_RENDERBUFFER_STENCIL_SIZE_OES:
234 case GL_RENDERBUFFER_BINDING:
235 case GL_FRAMEBUFFER_BINDING:
236 case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_OES:
237 case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_OES:
238 case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_OES:
239 case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_OES:
240 case GL_FENCE_STATUS_NV:
241 case GL_FENCE_CONDITION_NV:
242 case GL_TEXTURE_WIDTH_QCOM:
243 case GL_TEXTURE_HEIGHT_QCOM:
244 case GL_TEXTURE_DEPTH_QCOM:
245 case GL_TEXTURE_INTERNAL_FORMAT_QCOM:
246 case GL_TEXTURE_FORMAT_QCOM:
247 case GL_TEXTURE_TYPE_QCOM:
248 case GL_TEXTURE_IMAGE_VALID_QCOM:
249 case GL_TEXTURE_NUM_LEVELS_QCOM:
250 case GL_TEXTURE_TARGET_QCOM:
251 case GL_TEXTURE_OBJECT_VALID_QCOM:
252 case GL_BLEND_EQUATION_RGB_OES:
253 case GL_BLEND_EQUATION_ALPHA_OES:
254 case GL_BLEND_DST_RGB_OES:
255 case GL_BLEND_SRC_RGB_OES:
256 case GL_BLEND_DST_ALPHA_OES:
257 case GL_BLEND_SRC_ALPHA_OES:
260 case GL_DELETE_STATUS:
261 case GL_COMPILE_STATUS:
262 case GL_INFO_LOG_LENGTH:
263 case GL_SHADER_SOURCE_LENGTH:
264 case GL_CURRENT_PROGRAM:
266 case GL_VALIDATE_STATUS:
267 case GL_ATTACHED_SHADERS:
268 case GL_ACTIVE_UNIFORMS:
269 case GL_ACTIVE_ATTRIBUTES:
270 case GL_SUBPIXEL_BITS:
271 case GL_MAX_CUBE_MAP_TEXTURE_SIZE:
272 case GL_NUM_SHADER_BINARY_FORMATS:
273 case GL_SHADER_COMPILER:
274 case GL_MAX_VERTEX_ATTRIBS:
275 case GL_MAX_VERTEX_UNIFORM_VECTORS:
276 case GL_MAX_VARYING_VECTORS:
277 case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS:
278 case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS:
279 case GL_MAX_FRAGMENT_UNIFORM_VECTORS:
280 case GL_MAX_RENDERBUFFER_SIZE:
281 case GL_MAX_TEXTURE_IMAGE_UNITS:
282 case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
283 case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
287 case GL_ALIASED_LINE_WIDTH_RANGE:
288 case GL_ALIASED_POINT_SIZE_RANGE:
290 case GL_MAX_VIEWPORT_DIMS:
291 case GL_SMOOTH_POINT_SIZE_RANGE:
292 case GL_SMOOTH_LINE_WIDTH_RANGE:
295 case GL_SPOT_DIRECTION:
296 case GL_POINT_DISTANCE_ATTENUATION:
297 case GL_CURRENT_NORMAL:
300 case GL_CURRENT_VERTEX_ATTRIB:
301 case GL_CURRENT_TEXTURE_COORDS:
302 case GL_CURRENT_COLOR:
309 case GL_LIGHT_MODEL_AMBIENT:
310 case GL_TEXTURE_ENV_COLOR:
313 case GL_TEXTURE_CROP_RECT_OES:
314 case GL_COLOR_CLEAR_VALUE:
315 case GL_COLOR_WRITEMASK:
316 case GL_AMBIENT_AND_DIFFUSE:
320 case GL_MODELVIEW_MATRIX:
321 case GL_PROJECTION_MATRIX:
322 case GL_TEXTURE_MATRIX:
326 ERR("glUtilsParamSize: unknow param 0x%08x\n", param);
332 void glUtilsPackPointerData(unsigned char *dst, unsigned char *src,
333 int size, GLenum type, unsigned int stride,
334 unsigned int datalen)
336 unsigned int vsize = size * glSizeof(type);
337 if (stride == 0) stride = vsize;
339 if (stride == vsize) {
340 memcpy(dst, src, datalen);
342 for (unsigned int i = 0; i < datalen; i += vsize) {
343 memcpy(dst, src, vsize);
350 int glUtilsPixelBitSize(GLenum format, GLenum type)
353 int componentsize = 0;
357 case GL_UNSIGNED_BYTE:
361 case GL_UNSIGNED_SHORT:
362 case GL_UNSIGNED_SHORT_5_6_5:
363 case GL_UNSIGNED_SHORT_4_4_4_4:
364 case GL_UNSIGNED_SHORT_5_5_5_1:
371 case GL_UNSIGNED_INT:
374 case GL_UNSIGNED_INT_24_8_OES:
378 ERR("glUtilsPixelBitSize: unknown pixel type - assuming pixel data 0\n");
382 if (pixelsize == 0) {
391 case GL_DEPTH_COMPONENT:
392 case GL_DEPTH_STENCIL_OES:
395 case GL_LUMINANCE_ALPHA:
409 ERR("glUtilsPixelBitSize: unknown pixel format...\n");
412 pixelsize = components * componentsize;