1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
4 * Copyright 2004 IBM Corporation
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sub license,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
22 * AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
23 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
24 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 **************************************************************************/
30 * Auxiliary functions to compute the size of array/blob arguments, depending.
38 #include "glimports.hpp"
42 __gl_type_size(GLenum type)
47 case GL_UNSIGNED_BYTE:
50 case GL_UNSIGNED_SHORT:
64 OS::DebugMessage("warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, type);
70 __glArrayPointer_size(GLint size, GLenum type, GLsizei stride, GLsizei maxIndex)
72 size_t elementSize = size*__gl_type_size(type);
74 stride = (GLsizei)elementSize;
76 return stride*maxIndex + elementSize;
79 #define __glVertexPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
80 #define __glNormalPointer_size(type, stride, maxIndex) __glArrayPointer_size(3, type, stride, maxIndex)
81 #define __glColorPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
82 #define __glIndexPointer_size(type, stride, maxIndex) __glArrayPointer_size(1, type, stride, maxIndex)
83 #define __glTexCoordPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
84 #define __glEdgeFlagPointer_size(stride, maxIndex) __glArrayPointer_size(1, GL_BOOL, stride, maxIndex)
85 #define __glFogCoordPointer_size(type, stride, maxIndex) __glArrayPointer_size(1, type, stride, maxIndex)
86 #define __glSecondaryColorPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
87 #define __glVertexAttribPointer_size(size, type, normalized, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
90 __glDrawArrays_maxindex(GLint first, GLsizei count)
95 return first + count - 1;
98 #define __glDrawArraysEXT_maxindex __glDrawArrays_maxindex
101 __glDrawElements_maxindex(GLsizei count, GLenum type, const GLvoid *indices)
104 GLint __element_array_buffer = 0;
109 __glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &__element_array_buffer);
110 if (__element_array_buffer) {
111 // Read indices from index buffer object
112 GLintptr offset = (GLintptr)indices;
113 GLsizeiptr size = count*__gl_type_size(type);
114 GLvoid *temp = malloc(size);
118 memset(temp, 0, size);
119 __glGetBufferSubData(GL_ELEMENT_ARRAY_BUFFER, offset, size, temp);
129 if (type == GL_UNSIGNED_BYTE) {
130 const GLubyte *p = (const GLubyte *)indices;
131 for (i = 0; i < count; ++i) {
132 if (p[i] > maxindex) {
136 } else if (type == GL_UNSIGNED_SHORT) {
137 const GLushort *p = (const GLushort *)indices;
138 for (i = 0; i < count; ++i) {
139 if (p[i] > maxindex) {
143 } else if (type == GL_UNSIGNED_INT) {
144 const GLuint *p = (const GLuint *)indices;
145 for (i = 0; i < count; ++i) {
146 if (p[i] > maxindex) {
151 OS::DebugMessage("warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, type);
154 if (__element_array_buffer) {
162 __glDrawRangeElements_maxindex(GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid * indices)
166 return __glDrawElements_maxindex(count, type, indices);
169 #define __glDrawRangeElementsEXT_maxindex __glDrawRangeElements_maxindex
172 __glCallLists_size(GLsizei n, GLenum type)
174 return n*__gl_type_size(type);
177 #define __glFogfv_size pname_size
178 #define __glFogiv_size pname_size
180 #define __glLightfv_size pname_size
181 #define __glLightiv_size pname_size
183 #define __glLightModelfv_size pname_size
184 #define __glLightModeliv_size __glLightModelfv_size
186 #define __glMaterialfv_size pname_size
187 #define __glMaterialiv_size __glMaterialfv_size
189 #define __glTexParameterfv_size pname_size
190 #define __glTexParameteriv_size __glTexParameterfv_size
192 #define __glTexEnvfv_size pname_size
193 #define __glTexEnviv_size __glTexEnvfv_size
195 #define __glTexGendv_size pname_size
196 #define __glTexGenfv_size __glTexGendv_size
197 #define __glTexGeniv_size __glTexGendv_size
200 __glMap1d_size(GLenum pname)
204 case GL_MAP1_TEXTURE_COORD_1:
206 case GL_MAP1_TEXTURE_COORD_2:
209 case GL_MAP1_TEXTURE_COORD_3:
210 case GL_MAP1_VERTEX_3:
212 case GL_MAP1_COLOR_4:
213 case GL_MAP1_TEXTURE_COORD_4:
214 case GL_MAP1_VERTEX_4:
217 OS::DebugMessage("warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, pname);
222 #define __glMap1f_size __glMap1d_size
225 __glMap2d_size(GLenum pname)
229 case GL_MAP2_TEXTURE_COORD_1:
231 case GL_MAP2_TEXTURE_COORD_2:
234 case GL_MAP2_TEXTURE_COORD_3:
235 case GL_MAP2_VERTEX_3:
237 case GL_MAP2_COLOR_4:
238 case GL_MAP2_TEXTURE_COORD_4:
239 case GL_MAP2_VERTEX_4:
242 OS::DebugMessage("warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, pname);
247 #define __glMap2f_size __glMap2d_size
249 #define __glGetBooleanv_size pname_size
250 #define __glGetDoublev_size __glGetBooleanv_size
251 #define __glGetFloatv_size __glGetBooleanv_size
252 #define __glGetIntegerv_size __glGetBooleanv_size
253 #define __glGetInteger64v_size __glGetBooleanv_size
255 #define __glGetLightfv_size __glLightfv_size
256 #define __glGetLightiv_size __glLightfv_size
258 #define __glGetMaterialfv_size __glMaterialfv_size
259 #define __glGetMaterialiv_size __glMaterialfv_size
261 #define __glGetTexEnvfv_size __glTexEnvfv_size
262 #define __glGetTexEnviv_size __glTexEnvfv_size
264 #define __glGetTexGendv_size __glTexGendv_size
265 #define __glGetTexGenfv_size __glTexGendv_size
266 #define __glGetTexGeniv_size __glTexGendv_size
269 __glGetTexParameterfv_size(GLenum pname)
272 case GL_TEXTURE_MAG_FILTER:
273 case GL_TEXTURE_MIN_FILTER:
274 case GL_TEXTURE_WRAP_S:
275 case GL_TEXTURE_WRAP_T:
276 case GL_TEXTURE_PRIORITY:
277 case GL_TEXTURE_RESIDENT:
278 case GL_TEXTURE_WRAP_R:
279 case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
280 /* case GL_SHADOW_AMBIENT_SGIX:*/
281 case GL_TEXTURE_MIN_LOD:
282 case GL_TEXTURE_MAX_LOD:
283 case GL_TEXTURE_BASE_LEVEL:
284 case GL_TEXTURE_MAX_LEVEL:
285 case GL_TEXTURE_CLIPMAP_FRAME_SGIX:
286 case GL_TEXTURE_LOD_BIAS_S_SGIX:
287 case GL_TEXTURE_LOD_BIAS_T_SGIX:
288 case GL_TEXTURE_LOD_BIAS_R_SGIX:
289 case GL_GENERATE_MIPMAP:
290 /* case GL_GENERATE_MIPMAP_SGIS:*/
291 case GL_TEXTURE_COMPARE_SGIX:
292 case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
293 case GL_TEXTURE_MAX_CLAMP_S_SGIX:
294 case GL_TEXTURE_MAX_CLAMP_T_SGIX:
295 case GL_TEXTURE_MAX_CLAMP_R_SGIX:
296 case GL_TEXTURE_MAX_ANISOTROPY_EXT:
297 case GL_TEXTURE_LOD_BIAS:
298 /* case GL_TEXTURE_LOD_BIAS_EXT:*/
299 case GL_TEXTURE_RANGE_LENGTH_APPLE:
300 case GL_TEXTURE_STORAGE_HINT_APPLE:
301 case GL_DEPTH_TEXTURE_MODE:
302 /* case GL_DEPTH_TEXTURE_MODE_ARB:*/
303 case GL_TEXTURE_COMPARE_MODE:
304 /* case GL_TEXTURE_COMPARE_MODE_ARB:*/
305 case GL_TEXTURE_COMPARE_FUNC:
306 /* case GL_TEXTURE_COMPARE_FUNC_ARB:*/
307 case GL_TEXTURE_UNSIGNED_REMAP_MODE_NV:
309 case GL_TEXTURE_CLIPMAP_CENTER_SGIX:
310 case GL_TEXTURE_CLIPMAP_OFFSET_SGIX:
312 case GL_TEXTURE_CLIPMAP_VIRTUAL_DEPTH_SGIX:
314 case GL_TEXTURE_BORDER_COLOR:
315 case GL_POST_TEXTURE_FILTER_BIAS_SGIX:
316 case GL_POST_TEXTURE_FILTER_SCALE_SGIX:
319 OS::DebugMessage("warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, pname);
324 #define __glGetTexParameterfv_size pname_size
325 #define __glGetTexParameteriv_size __glGetTexParameterfv_size
327 #define __glGetTexLevelParameterfv_size pname_size
328 #define __glGetTexLevelParameteriv_size __glGetTexLevelParameterfv_size
330 #define __glColorTableParameterfv_size pname_size
331 #define __glColorTableParameteriv_size pname_size
332 #define __glGetColorTableParameterfv_size pname_size
333 #define __glGetColorTableParameteriv_size pname_size
335 #define __glConvolutionParameterfv_size pname_size
336 #define __glConvolutionParameteriv_size pname_size
337 #define __glGetConvolutionParameterfv_size pname_size
338 #define __glGetConvolutionParameteriv_size pname_size
340 #define __glGetHistogramParameterfv_size pname_size
341 #define __glGetHistogramParameteriv_size pname_size
343 #define __glGetMinmaxParameterfv_size pname_size
344 #define __glGetMinmaxParameteriv_size pname_size
346 #define __glGetProgramivARB_size pname_size
347 #define __glGetProgramivNV_size pname_size
349 #define __glGetVertexAttribdvARB_size pname_size
350 #define __glGetVertexAttribfvARB_size pname_size
351 #define __glGetVertexAttribivARB_size pname_size
352 #define __glGetVertexAttribdvNV_size pname_size
353 #define __glGetVertexAttribfvNV_size pname_size
354 #define __glGetVertexAttribivNV_size pname_size
356 #define __glGetQueryObjectivARB_size pname_size
357 #define __glGetQueryObjectuivARB_size __glGetQueryObjectivARB_size
358 #define __glGetQueryivARB_size pname_size
360 #define __glPointParameterfv_size __glPointParameterfvEXT_size
361 #define __glPointParameteriv_size __glPointParameterfvEXT_size
362 #define __glPointParameterfvARB_size __glPointParameterfvEXT_size
363 #define __glPointParameterfvEXT_size pname_size
364 #define __glPointParameterivNV_size __glPointParameterfvEXT_size
366 #define __glGetFramebufferAttachmentParameteriv_size pname_size
367 #define __glGetFramebufferAttachmentParameterivEXT_size pname_size
370 __gl_format_channels(GLenum format) {
379 case GL_DEPTH_COMPONENT:
380 case GL_STENCIL_INDEX:
382 case GL_DEPTH_STENCIL:
383 case GL_LUMINANCE_ALPHA:
393 OS::DebugMessage("warning: %s: unexpected format GLenum 0x%04X\n", __FUNCTION__, format);
399 __glTexImage3D_size(GLenum format, GLenum type, GLsizei width, GLsizei height, GLsizei depth, GLint border) {
400 size_t num_channels = __gl_format_channels(format);
402 size_t bits_per_pixel;
408 case GL_UNSIGNED_BYTE:
409 bits_per_pixel = 8 * num_channels;
412 case GL_UNSIGNED_SHORT:
414 bits_per_pixel = 16 * num_channels;
417 case GL_UNSIGNED_INT:
419 bits_per_pixel = 32 * num_channels;
421 case GL_UNSIGNED_BYTE_3_3_2:
422 case GL_UNSIGNED_BYTE_2_3_3_REV:
425 case GL_UNSIGNED_SHORT_4_4_4_4:
426 case GL_UNSIGNED_SHORT_4_4_4_4_REV:
427 case GL_UNSIGNED_SHORT_5_5_5_1:
428 case GL_UNSIGNED_SHORT_1_5_5_5_REV:
429 case GL_UNSIGNED_SHORT_5_6_5:
430 case GL_UNSIGNED_SHORT_5_6_5_REV:
431 case GL_UNSIGNED_SHORT_8_8_MESA:
432 case GL_UNSIGNED_SHORT_8_8_REV_MESA:
435 case GL_UNSIGNED_INT_8_8_8_8:
436 case GL_UNSIGNED_INT_8_8_8_8_REV:
437 case GL_UNSIGNED_INT_10_10_10_2:
438 case GL_UNSIGNED_INT_2_10_10_10_REV:
439 case GL_UNSIGNED_INT_24_8:
440 case GL_UNSIGNED_INT_10F_11F_11F_REV:
441 case GL_UNSIGNED_INT_5_9_9_9_REV:
442 case GL_UNSIGNED_INT_S8_S8_8_8_NV:
443 case GL_UNSIGNED_INT_8_8_S8_S8_REV_NV:
446 case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
450 OS::DebugMessage("warning: %s: unexpected type GLenum 0x%04X\n", __FUNCTION__, type);
455 /* FIXME: consider glPixelStore settings */
457 size_t row_stride = (width*bits_per_pixel + 7)/8;
459 size_t slice_stride = height*row_stride;
461 return depth*slice_stride;
464 #define __glTexImage2D_size(format, type, width, height, border) __glTexImage3D_size(format, type, width, height, 1, border)
465 #define __glTexImage1D_size(format, type, width, border) __glTexImage3D_size(format, type, width, 1, 1, border)
467 #define __glTexSubImage3D_size(format, type, width, height, depth) __glTexImage3D_size(format, type, width, height, depth, 0)
468 #define __glTexSubImage2D_size(format, type, width, height) __glTexImage2D_size(format, type, width, height, 0)
469 #define __glTexSubImage1D_size(format, type, width) __glTexImage1D_size(format, type, width, 0)
471 #define __glTexImage3DEXT_size __glTexImage3D_size
472 #define __glTexImage2DEXT_size __glTexImage2D_size
473 #define __glTexImage1DEXT_size __glTexImage1D_size
474 #define __glTexSubImage3DEXT_size __glTexSubImage3D_size
475 #define __glTexSubImage2DEXT_size __glTexSubImage2D_size
476 #define __glTexSubImage1DEXT_size __glTexSubImage1D_size
478 #define __glDrawPixels_size(format, type, width, height) __glTexImage2D_size(format, type, width, height, 0)
480 #define __glBitmap_size(width, height) __glTexImage2D_size(GL_COLOR_INDEX, GL_BITMAP, width, height, 0)
481 #define __glPolygonStipple_size() __glBitmap_size(32, 32)
485 * 0 terminated integer/float attribute list.
489 __AttribList_size(const T *pAttribList)
496 } while (*pAttribList++);
503 #endif /* _GL_SIZE_HPP_ */