1 /*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
6 *
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, sublicense,
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:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26
27 #ifndef VARRAY_H
28 #define VARRAY_H
29
30
31 #include "glheader.h"
32 #include "bufferobj.h"
33
34 struct gl_vertex_array;
35 struct gl_context;
36
37 /**
38 * Returns a pointer to the vertex attribute data in a client array,
39 * or the offset into the vertex buffer for an array that resides in
40 * a vertex buffer.
41 */
42 static inline const GLubyte *
_mesa_vertex_attrib_address(const struct gl_array_attributes * array,const struct gl_vertex_buffer_binding * binding)43 _mesa_vertex_attrib_address(const struct gl_array_attributes *array,
44 const struct gl_vertex_buffer_binding *binding)
45 {
46 if (_mesa_is_bufferobj(binding->BufferObj))
47 return (const GLubyte *) (binding->Offset + array->RelativeOffset);
48 else
49 return array->Ptr;
50 }
51
52 /**
53 * Sets the fields in a gl_vertex_array to values derived from a
54 * gl_vertex_attrib_array and a gl_vertex_buffer_binding.
55 */
56 static inline void
_mesa_update_client_array(struct gl_context * ctx,struct gl_vertex_array * dst,const struct gl_array_attributes * src,const struct gl_vertex_buffer_binding * binding)57 _mesa_update_client_array(struct gl_context *ctx,
58 struct gl_vertex_array *dst,
59 const struct gl_array_attributes *src,
60 const struct gl_vertex_buffer_binding *binding)
61 {
62 dst->Size = src->Size;
63 dst->Type = src->Type;
64 dst->Format = src->Format;
65 dst->StrideB = binding->Stride;
66 dst->Ptr = _mesa_vertex_attrib_address(src, binding);
67 dst->Normalized = src->Normalized;
68 dst->Integer = src->Integer;
69 dst->Doubles = src->Doubles;
70 dst->InstanceDivisor = binding->InstanceDivisor;
71 dst->_ElementSize = src->_ElementSize;
72 _mesa_reference_buffer_object(ctx, &dst->BufferObj, binding->BufferObj);
73 }
74
75 static inline bool
_mesa_attr_zero_aliases_vertex(const struct gl_context * ctx)76 _mesa_attr_zero_aliases_vertex(const struct gl_context *ctx)
77 {
78 return ctx->_AttribZeroAliasesVertex;
79 }
80
81 extern void
82 _mesa_update_array_format(struct gl_context *ctx,
83 struct gl_vertex_array_object *vao,
84 GLuint attrib, GLint size, GLenum type,
85 GLenum format, GLboolean normalized,
86 GLboolean integer, GLboolean doubles,
87 GLuint relativeOffset);
88
89 extern void
90 _mesa_enable_vertex_array_attrib(struct gl_context *ctx,
91 struct gl_vertex_array_object *vao,
92 unsigned attrib);
93
94 extern void
95 _mesa_bind_vertex_buffer(struct gl_context *ctx,
96 struct gl_vertex_array_object *vao,
97 GLuint index,
98 struct gl_buffer_object *vbo,
99 GLintptr offset, GLsizei stride);
100
101 extern void GLAPIENTRY
102 _mesa_VertexPointer_no_error(GLint size, GLenum type, GLsizei stride,
103 const GLvoid *ptr);
104 extern void GLAPIENTRY
105 _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
106 const GLvoid *ptr);
107
108 extern void GLAPIENTRY
109 _mesa_NormalPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
110 extern void GLAPIENTRY
111 _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
112
113 extern void GLAPIENTRY
114 _mesa_ColorPointer_no_error(GLint size, GLenum type, GLsizei stride,
115 const GLvoid *ptr);
116 extern void GLAPIENTRY
117 _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
118
119
120 extern void GLAPIENTRY
121 _mesa_IndexPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
122 extern void GLAPIENTRY
123 _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
124
125
126 extern void GLAPIENTRY
127 _mesa_TexCoordPointer_no_error(GLint size, GLenum type, GLsizei stride,
128 const GLvoid *ptr);
129 extern void GLAPIENTRY
130 _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
131 const GLvoid *ptr);
132
133
134 extern void GLAPIENTRY
135 _mesa_EdgeFlagPointer_no_error(GLsizei stride, const GLvoid *ptr);
136 extern void GLAPIENTRY
137 _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr);
138
139
140 extern void GLAPIENTRY
141 _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
142 GLsizei count, const GLvoid *ptr);
143
144
145 extern void GLAPIENTRY
146 _mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
147 const GLvoid *ptr);
148
149
150 extern void GLAPIENTRY
151 _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
152 const GLvoid *ptr);
153
154
155 extern void GLAPIENTRY
156 _mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
157 const GLvoid *ptr);
158
159
160 extern void GLAPIENTRY
161 _mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
162 GLsizei count, const GLvoid *ptr);
163
164
165 extern void GLAPIENTRY
166 _mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr);
167
168 extern void GLAPIENTRY
169 _mesa_FogCoordPointer_no_error(GLenum type, GLsizei stride,
170 const GLvoid *ptr);
171 extern void GLAPIENTRY
172 _mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
173
174
175 extern void GLAPIENTRY
176 _mesa_SecondaryColorPointer_no_error(GLint size, GLenum type,
177 GLsizei stride, const GLvoid *ptr);
178 extern void GLAPIENTRY
179 _mesa_SecondaryColorPointer(GLint size, GLenum type,
180 GLsizei stride, const GLvoid *ptr);
181
182
183 extern void GLAPIENTRY
184 _mesa_PointSizePointerOES_no_error(GLenum type, GLsizei stride,
185 const GLvoid *ptr);
186 extern void GLAPIENTRY
187 _mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr);
188
189
190 extern void GLAPIENTRY
191 _mesa_VertexAttribPointer_no_error(GLuint index, GLint size, GLenum type,
192 GLboolean normalized, GLsizei stride,
193 const GLvoid *pointer);
194 extern void GLAPIENTRY
195 _mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type,
196 GLboolean normalized, GLsizei stride,
197 const GLvoid *pointer);
198
199 void GLAPIENTRY
200 _mesa_VertexAttribIPointer_no_error(GLuint index, GLint size, GLenum type,
201 GLsizei stride, const GLvoid *ptr);
202 void GLAPIENTRY
203 _mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type,
204 GLsizei stride, const GLvoid *ptr);
205
206 extern void GLAPIENTRY
207 _mesa_VertexAttribLPointer_no_error(GLuint index, GLint size, GLenum type,
208 GLsizei stride, const GLvoid *pointer);
209 extern void GLAPIENTRY
210 _mesa_VertexAttribLPointer(GLuint index, GLint size, GLenum type,
211 GLsizei stride, const GLvoid *pointer);
212
213 extern void GLAPIENTRY
214 _mesa_EnableVertexAttribArray(GLuint index);
215
216 extern void GLAPIENTRY
217 _mesa_EnableVertexAttribArray_no_error(GLuint index);
218
219
220 extern void GLAPIENTRY
221 _mesa_EnableVertexArrayAttrib(GLuint vaobj, GLuint index);
222
223 extern void GLAPIENTRY
224 _mesa_EnableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
225
226
227
228 extern void GLAPIENTRY
229 _mesa_DisableVertexAttribArray(GLuint index);
230
231 extern void GLAPIENTRY
232 _mesa_DisableVertexAttribArray_no_error(GLuint index);
233
234
235 extern void GLAPIENTRY
236 _mesa_DisableVertexArrayAttrib(GLuint vaobj, GLuint index);
237
238 extern void GLAPIENTRY
239 _mesa_DisableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
240
241
242 extern void GLAPIENTRY
243 _mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params);
244
245 extern void GLAPIENTRY
246 _mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params);
247
248 extern void GLAPIENTRY
249 _mesa_GetVertexAttribLdv(GLuint index, GLenum pname, GLdouble *params);
250
251 extern void GLAPIENTRY
252 _mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params);
253
254 extern void GLAPIENTRY
255 _mesa_GetVertexAttribLui64vARB(GLuint index, GLenum pname, GLuint64EXT *params);
256
257
258 extern void GLAPIENTRY
259 _mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params);
260
261
262 extern void GLAPIENTRY
263 _mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params);
264
265
266 extern void GLAPIENTRY
267 _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer);
268
269
270 void GLAPIENTRY
271 _mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index,
272 GLenum pname, GLint *param);
273
274
275 void GLAPIENTRY
276 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index,
277 GLenum pname, GLint64 *param);
278
279
280 extern void GLAPIENTRY
281 _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer);
282
283
284 extern void GLAPIENTRY
285 _mesa_MultiDrawArrays( GLenum mode, const GLint *first,
286 const GLsizei *count, GLsizei primcount );
287
288 extern void GLAPIENTRY
289 _mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
290 const GLvoid **indices, GLsizei primcount );
291
292 extern void GLAPIENTRY
293 _mesa_MultiDrawElementsBaseVertex( GLenum mode,
294 const GLsizei *count, GLenum type,
295 const GLvoid **indices, GLsizei primcount,
296 const GLint *basevertex);
297
298 extern void GLAPIENTRY
299 _mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first,
300 const GLsizei * count,
301 GLsizei primcount, GLint modestride );
302
303
304 extern void GLAPIENTRY
305 _mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count,
306 GLenum type, const GLvoid * const * indices,
307 GLsizei primcount, GLint modestride );
308
309 extern void GLAPIENTRY
310 _mesa_LockArraysEXT(GLint first, GLsizei count);
311
312 extern void GLAPIENTRY
313 _mesa_UnlockArraysEXT( void );
314
315
316 extern void GLAPIENTRY
317 _mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
318
319 extern void GLAPIENTRY
320 _mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count,
321 GLsizei primcount);
322
323 extern void GLAPIENTRY
324 _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
325 const GLvoid *indices);
326
327 extern void GLAPIENTRY
328 _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
329 GLenum type, const GLvoid *indices);
330
331 extern void GLAPIENTRY
332 _mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
333 const GLvoid *indices, GLint basevertex);
334
335 extern void GLAPIENTRY
336 _mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
337 GLsizei count, GLenum type,
338 const GLvoid *indices,
339 GLint basevertex);
340
341 extern void GLAPIENTRY
342 _mesa_DrawTransformFeedback(GLenum mode, GLuint name);
343
344 void GLAPIENTRY
345 _mesa_PrimitiveRestartIndex_no_error(GLuint index);
346
347 extern void GLAPIENTRY
348 _mesa_PrimitiveRestartIndex(GLuint index);
349
350 extern void GLAPIENTRY
351 _mesa_VertexAttribDivisor_no_error(GLuint index, GLuint divisor);
352 extern void GLAPIENTRY
353 _mesa_VertexAttribDivisor(GLuint index, GLuint divisor);
354
355 static inline unsigned
_mesa_primitive_restart_index(const struct gl_context * ctx,unsigned index_size)356 _mesa_primitive_restart_index(const struct gl_context *ctx,
357 unsigned index_size)
358 {
359 /* From the OpenGL 4.3 core specification, page 302:
360 * "If both PRIMITIVE_RESTART and PRIMITIVE_RESTART_FIXED_INDEX are
361 * enabled, the index value determined by PRIMITIVE_RESTART_FIXED_INDEX
362 * is used."
363 */
364 if (ctx->Array.PrimitiveRestartFixedIndex) {
365 /* 1 -> 0xff, 2 -> 0xffff, 4 -> 0xffffffff */
366 return 0xffffffffu >> 8 * (4 - index_size);
367 }
368
369 return ctx->Array.RestartIndex;
370 }
371
372 extern void GLAPIENTRY
373 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex, GLuint buffer,
374 GLintptr offset, GLsizei stride);
375 extern void GLAPIENTRY
376 _mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset,
377 GLsizei stride);
378
379 void GLAPIENTRY
380 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj, GLuint bindingIndex,
381 GLuint buffer, GLintptr offset,
382 GLsizei stride);
383 extern void GLAPIENTRY
384 _mesa_VertexArrayVertexBuffer(GLuint vaobj, GLuint bindingIndex, GLuint buffer,
385 GLintptr offset, GLsizei stride);
386
387 void GLAPIENTRY
388 _mesa_BindVertexBuffers_no_error(GLuint first, GLsizei count,
389 const GLuint *buffers, const GLintptr *offsets,
390 const GLsizei *strides);
391
392 extern void GLAPIENTRY
393 _mesa_BindVertexBuffers(GLuint first, GLsizei count, const GLuint *buffers,
394 const GLintptr *offsets, const GLsizei *strides);
395
396 void GLAPIENTRY
397 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj, GLuint first,
398 GLsizei count, const GLuint *buffers,
399 const GLintptr *offsets,
400 const GLsizei *strides);
401
402 extern void GLAPIENTRY
403 _mesa_VertexArrayVertexBuffers(GLuint vaobj, GLuint first, GLsizei count,
404 const GLuint *buffers,
405 const GLintptr *offsets, const GLsizei *strides);
406
407 extern void GLAPIENTRY
408 _mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type,
409 GLboolean normalized, GLuint relativeOffset);
410
411 extern void GLAPIENTRY
412 _mesa_VertexArrayAttribFormat(GLuint vaobj, GLuint attribIndex, GLint size,
413 GLenum type, GLboolean normalized,
414 GLuint relativeOffset);
415
416 extern void GLAPIENTRY
417 _mesa_VertexAttribIFormat(GLuint attribIndex, GLint size, GLenum type,
418 GLuint relativeOffset);
419
420 extern void GLAPIENTRY
421 _mesa_VertexArrayAttribIFormat(GLuint vaobj, GLuint attribIndex,
422 GLint size, GLenum type,
423 GLuint relativeOffset);
424
425 extern void GLAPIENTRY
426 _mesa_VertexAttribLFormat(GLuint attribIndex, GLint size, GLenum type,
427 GLuint relativeOffset);
428
429 extern void GLAPIENTRY
430 _mesa_VertexArrayAttribLFormat(GLuint vaobj, GLuint attribIndex,
431 GLint size, GLenum type,
432 GLuint relativeOffset);
433
434 void GLAPIENTRY
435 _mesa_VertexAttribBinding_no_error(GLuint attribIndex, GLuint bindingIndex);
436
437 extern void GLAPIENTRY
438 _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex);
439
440 void GLAPIENTRY
441 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj, GLuint attribIndex,
442 GLuint bindingIndex);
443
444 extern void GLAPIENTRY
445 _mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex,
446 GLuint bindingIndex);
447
448 void GLAPIENTRY
449 _mesa_VertexBindingDivisor_no_error(GLuint bindingIndex, GLuint divisor);
450
451 extern void GLAPIENTRY
452 _mesa_VertexBindingDivisor(GLuint bindingIndex, GLuint divisor);
453
454 void GLAPIENTRY
455 _mesa_VertexArrayBindingDivisor_no_error(GLuint vaobj, GLuint bindingIndex,
456 GLuint divisor);
457
458 extern void GLAPIENTRY
459 _mesa_VertexArrayBindingDivisor(GLuint vaobj, GLuint bindingIndex, GLuint divisor);
460
461 extern void
462 _mesa_copy_client_array(struct gl_context *ctx,
463 struct gl_vertex_array *dst,
464 struct gl_vertex_array *src);
465
466 extern void
467 _mesa_copy_vertex_attrib_array(struct gl_context *ctx,
468 struct gl_array_attributes *dst,
469 const struct gl_array_attributes *src);
470
471 extern void
472 _mesa_copy_vertex_buffer_binding(struct gl_context *ctx,
473 struct gl_vertex_buffer_binding *dst,
474 const struct gl_vertex_buffer_binding *src);
475
476 extern void
477 _mesa_print_arrays(struct gl_context *ctx);
478
479 extern void
480 _mesa_init_varray( struct gl_context * ctx );
481
482 extern void
483 _mesa_free_varray_data(struct gl_context *ctx);
484
485 #endif
486