| /************************************************************************** |
| * |
| * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * Copyright 2009 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #include "main/glheader.h" |
| #include "main/context.h" |
| #include "main/state.h" |
| #include "main/api_validate.h" |
| #include "main/varray.h" |
| #include "main/bufferobj.h" |
| #include "main/enums.h" |
| #include "main/macros.h" |
| |
| #include "vbo_context.h" |
| |
| |
| /** |
| * All vertex buffers should be in an unmapped state when we're about |
| * to draw. This debug function checks that. |
| */ |
| static void |
| check_buffers_are_unmapped(const struct gl_client_array **inputs) |
| { |
| #ifdef DEBUG |
| GLuint i; |
| |
| for (i = 0; i < VERT_ATTRIB_MAX; i++) { |
| if (inputs[i]) { |
| struct gl_buffer_object *obj = inputs[i]->BufferObj; |
| assert(!_mesa_bufferobj_mapped(obj)); |
| (void) obj; |
| } |
| } |
| #endif |
| } |
| |
| |
| /** |
| * A debug function that may be called from other parts of Mesa as |
| * needed during debugging. |
| */ |
| void |
| vbo_check_buffers_are_unmapped(struct gl_context *ctx) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| /* check the current vertex arrays */ |
| check_buffers_are_unmapped(exec->array.inputs); |
| /* check the current glBegin/glVertex/glEnd-style VBO */ |
| assert(!_mesa_bufferobj_mapped(exec->vtx.bufferobj)); |
| } |
| |
| |
| |
| /** |
| * Compute min and max elements by scanning the index buffer for |
| * glDraw[Range]Elements() calls. |
| * If primitive restart is enabled, we need to ignore restart |
| * indexes when computing min/max. |
| */ |
| void |
| vbo_get_minmax_index(struct gl_context *ctx, |
| const struct _mesa_prim *prim, |
| const struct _mesa_index_buffer *ib, |
| GLuint *min_index, GLuint *max_index) |
| { |
| const GLboolean restart = ctx->Array.PrimitiveRestart; |
| const GLuint restartIndex = ctx->Array.RestartIndex; |
| const GLuint count = prim->count; |
| const void *indices; |
| GLuint i; |
| |
| if (_mesa_is_bufferobj(ib->obj)) { |
| const GLvoid *map = |
| ctx->Driver.MapBuffer(ctx, GL_READ_ONLY, ib->obj); |
| indices = ADD_POINTERS(map, ib->ptr); |
| } else { |
| indices = ib->ptr; |
| } |
| |
| switch (ib->type) { |
| case GL_UNSIGNED_INT: { |
| const GLuint *ui_indices = (const GLuint *)indices; |
| GLuint max_ui = 0; |
| GLuint min_ui = ~0U; |
| if (restart) { |
| for (i = 0; i < count; i++) { |
| if (ui_indices[i] != restartIndex) { |
| if (ui_indices[i] > max_ui) max_ui = ui_indices[i]; |
| if (ui_indices[i] < min_ui) min_ui = ui_indices[i]; |
| } |
| } |
| } |
| else { |
| for (i = 0; i < count; i++) { |
| if (ui_indices[i] > max_ui) max_ui = ui_indices[i]; |
| if (ui_indices[i] < min_ui) min_ui = ui_indices[i]; |
| } |
| } |
| *min_index = min_ui; |
| *max_index = max_ui; |
| break; |
| } |
| case GL_UNSIGNED_SHORT: { |
| const GLushort *us_indices = (const GLushort *)indices; |
| GLuint max_us = 0; |
| GLuint min_us = ~0U; |
| if (restart) { |
| for (i = 0; i < count; i++) { |
| if (us_indices[i] != restartIndex) { |
| if (us_indices[i] > max_us) max_us = us_indices[i]; |
| if (us_indices[i] < min_us) min_us = us_indices[i]; |
| } |
| } |
| } |
| else { |
| for (i = 0; i < count; i++) { |
| if (us_indices[i] > max_us) max_us = us_indices[i]; |
| if (us_indices[i] < min_us) min_us = us_indices[i]; |
| } |
| } |
| *min_index = min_us; |
| *max_index = max_us; |
| break; |
| } |
| case GL_UNSIGNED_BYTE: { |
| const GLubyte *ub_indices = (const GLubyte *)indices; |
| GLuint max_ub = 0; |
| GLuint min_ub = ~0U; |
| if (restart) { |
| for (i = 0; i < count; i++) { |
| if (ub_indices[i] != restartIndex) { |
| if (ub_indices[i] > max_ub) max_ub = ub_indices[i]; |
| if (ub_indices[i] < min_ub) min_ub = ub_indices[i]; |
| } |
| } |
| } |
| else { |
| for (i = 0; i < count; i++) { |
| if (ub_indices[i] > max_ub) max_ub = ub_indices[i]; |
| if (ub_indices[i] < min_ub) min_ub = ub_indices[i]; |
| } |
| } |
| *min_index = min_ub; |
| *max_index = max_ub; |
| break; |
| } |
| default: |
| assert(0); |
| break; |
| } |
| |
| if (_mesa_is_bufferobj(ib->obj)) { |
| ctx->Driver.UnmapBuffer(ctx, ib->obj); |
| } |
| } |
| |
| |
| /** |
| * Check that element 'j' of the array has reasonable data. |
| * Map VBO if needed. |
| * For debugging purposes; not normally used. |
| */ |
| static void |
| check_array_data(struct gl_context *ctx, struct gl_client_array *array, |
| GLuint attrib, GLuint j) |
| { |
| if (array->Enabled) { |
| const void *data = array->Ptr; |
| if (_mesa_is_bufferobj(array->BufferObj)) { |
| if (!array->BufferObj->Pointer) { |
| /* need to map now */ |
| array->BufferObj->Pointer = |
| ctx->Driver.MapBuffer(ctx, GL_READ_ONLY, array->BufferObj); |
| } |
| data = ADD_POINTERS(data, array->BufferObj->Pointer); |
| } |
| switch (array->Type) { |
| case GL_FLOAT: |
| { |
| GLfloat *f = (GLfloat *) ((GLubyte *) data + array->StrideB * j); |
| GLint k; |
| for (k = 0; k < array->Size; k++) { |
| if (IS_INF_OR_NAN(f[k]) || |
| f[k] >= 1.0e20 || f[k] <= -1.0e10) { |
| printf("Bad array data:\n"); |
| printf(" Element[%u].%u = %f\n", j, k, f[k]); |
| printf(" Array %u at %p\n", attrib, (void* ) array); |
| printf(" Type 0x%x, Size %d, Stride %d\n", |
| array->Type, array->Size, array->Stride); |
| printf(" Address/offset %p in Buffer Object %u\n", |
| array->Ptr, array->BufferObj->Name); |
| f[k] = 1.0; /* XXX replace the bad value! */ |
| } |
| /*assert(!IS_INF_OR_NAN(f[k]));*/ |
| } |
| } |
| break; |
| default: |
| ; |
| } |
| } |
| } |
| |
| |
| /** |
| * Unmap the buffer object referenced by given array, if mapped. |
| */ |
| static void |
| unmap_array_buffer(struct gl_context *ctx, struct gl_client_array *array) |
| { |
| if (array->Enabled && |
| _mesa_is_bufferobj(array->BufferObj) && |
| _mesa_bufferobj_mapped(array->BufferObj)) { |
| ctx->Driver.UnmapBuffer(ctx, array->BufferObj); |
| } |
| } |
| |
| |
| /** |
| * Examine the array's data for NaNs, etc. |
| * For debug purposes; not normally used. |
| */ |
| static void |
| check_draw_elements_data(struct gl_context *ctx, GLsizei count, GLenum elemType, |
| const void *elements, GLint basevertex) |
| { |
| struct gl_array_object *arrayObj = ctx->Array.ArrayObj; |
| const void *elemMap; |
| GLint i, k; |
| |
| if (_mesa_is_bufferobj(ctx->Array.ElementArrayBufferObj)) { |
| elemMap = ctx->Driver.MapBuffer(ctx, |
| GL_READ_ONLY, |
| ctx->Array.ElementArrayBufferObj); |
| elements = ADD_POINTERS(elements, elemMap); |
| } |
| |
| for (i = 0; i < count; i++) { |
| GLuint j; |
| |
| /* j = element[i] */ |
| switch (elemType) { |
| case GL_UNSIGNED_BYTE: |
| j = ((const GLubyte *) elements)[i]; |
| break; |
| case GL_UNSIGNED_SHORT: |
| j = ((const GLushort *) elements)[i]; |
| break; |
| case GL_UNSIGNED_INT: |
| j = ((const GLuint *) elements)[i]; |
| break; |
| default: |
| assert(0); |
| } |
| |
| /* check element j of each enabled array */ |
| check_array_data(ctx, &arrayObj->Vertex, VERT_ATTRIB_POS, j); |
| check_array_data(ctx, &arrayObj->Normal, VERT_ATTRIB_NORMAL, j); |
| check_array_data(ctx, &arrayObj->Color, VERT_ATTRIB_COLOR0, j); |
| check_array_data(ctx, &arrayObj->SecondaryColor, VERT_ATTRIB_COLOR1, j); |
| for (k = 0; k < Elements(arrayObj->TexCoord); k++) { |
| check_array_data(ctx, &arrayObj->TexCoord[k], VERT_ATTRIB_TEX0 + k, j); |
| } |
| for (k = 0; k < Elements(arrayObj->VertexAttrib); k++) { |
| check_array_data(ctx, &arrayObj->VertexAttrib[k], |
| VERT_ATTRIB_GENERIC0 + k, j); |
| } |
| } |
| |
| if (_mesa_is_bufferobj(ctx->Array.ElementArrayBufferObj)) { |
| ctx->Driver.UnmapBuffer(ctx, ctx->Array.ElementArrayBufferObj); |
| } |
| |
| unmap_array_buffer(ctx, &arrayObj->Vertex); |
| unmap_array_buffer(ctx, &arrayObj->Normal); |
| unmap_array_buffer(ctx, &arrayObj->Color); |
| for (k = 0; k < Elements(arrayObj->TexCoord); k++) { |
| unmap_array_buffer(ctx, &arrayObj->TexCoord[k]); |
| } |
| for (k = 0; k < Elements(arrayObj->VertexAttrib); k++) { |
| unmap_array_buffer(ctx, &arrayObj->VertexAttrib[k]); |
| } |
| } |
| |
| |
| /** |
| * Check array data, looking for NaNs, etc. |
| */ |
| static void |
| check_draw_arrays_data(struct gl_context *ctx, GLint start, GLsizei count) |
| { |
| /* TO DO */ |
| } |
| |
| |
| /** |
| * Print info/data for glDrawArrays(), for debugging. |
| */ |
| static void |
| print_draw_arrays(struct gl_context *ctx, |
| GLenum mode, GLint start, GLsizei count) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| int i; |
| |
| printf("vbo_exec_DrawArrays(mode 0x%x, start %d, count %d):\n", |
| mode, start, count); |
| |
| for (i = 0; i < 32; i++) { |
| struct gl_buffer_object *bufObj = exec->array.inputs[i]->BufferObj; |
| GLuint bufName = bufObj->Name; |
| GLint stride = exec->array.inputs[i]->Stride; |
| printf("attr %2d: size %d stride %d enabled %d " |
| "ptr %p Bufobj %u\n", |
| i, |
| exec->array.inputs[i]->Size, |
| stride, |
| /*exec->array.inputs[i]->Enabled,*/ |
| exec->array.legacy_array[i]->Enabled, |
| exec->array.inputs[i]->Ptr, |
| bufName); |
| |
| if (bufName) { |
| GLubyte *p = ctx->Driver.MapBuffer(ctx, GL_READ_ONLY_ARB, bufObj); |
| int offset = (int) (GLintptr) exec->array.inputs[i]->Ptr; |
| float *f = (float *) (p + offset); |
| int *k = (int *) f; |
| int i; |
| int n = (count * stride) / 4; |
| if (n > 32) |
| n = 32; |
| printf(" Data at offset %d:\n", offset); |
| for (i = 0; i < n; i++) { |
| printf(" float[%d] = 0x%08x %f\n", i, k[i], f[i]); |
| } |
| ctx->Driver.UnmapBuffer(ctx, bufObj); |
| } |
| } |
| } |
| |
| |
| /** |
| * Bind the VBO executor to the current vertex array object prior |
| * to drawing. |
| * |
| * Just translate the arrayobj into a sane layout. |
| */ |
| static void |
| bind_array_obj(struct gl_context *ctx) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| struct gl_array_object *arrayObj = ctx->Array.ArrayObj; |
| GLuint i; |
| |
| /* TODO: Fix the ArrayObj struct to keep legacy arrays in an array |
| * rather than as individual named arrays. Then this function can |
| * go away. |
| */ |
| exec->array.legacy_array[VERT_ATTRIB_POS] = &arrayObj->Vertex; |
| exec->array.legacy_array[VERT_ATTRIB_WEIGHT] = &arrayObj->Weight; |
| exec->array.legacy_array[VERT_ATTRIB_NORMAL] = &arrayObj->Normal; |
| exec->array.legacy_array[VERT_ATTRIB_COLOR0] = &arrayObj->Color; |
| exec->array.legacy_array[VERT_ATTRIB_COLOR1] = &arrayObj->SecondaryColor; |
| exec->array.legacy_array[VERT_ATTRIB_FOG] = &arrayObj->FogCoord; |
| exec->array.legacy_array[VERT_ATTRIB_COLOR_INDEX] = &arrayObj->Index; |
| if (arrayObj->PointSize.Enabled) { |
| /* this aliases COLOR_INDEX */ |
| exec->array.legacy_array[VERT_ATTRIB_POINT_SIZE] = &arrayObj->PointSize; |
| } |
| exec->array.legacy_array[VERT_ATTRIB_EDGEFLAG] = &arrayObj->EdgeFlag; |
| |
| for (i = 0; i < Elements(arrayObj->TexCoord); i++) |
| exec->array.legacy_array[VERT_ATTRIB_TEX0 + i] = &arrayObj->TexCoord[i]; |
| |
| for (i = 0; i < Elements(arrayObj->VertexAttrib); i++) { |
| assert(i < Elements(exec->array.generic_array)); |
| exec->array.generic_array[i] = &arrayObj->VertexAttrib[i]; |
| } |
| |
| exec->array.array_obj = arrayObj->Name; |
| } |
| |
| |
| /** |
| * Set the vbo->exec->inputs[] pointers to point to the enabled |
| * vertex arrays. This depends on the current vertex program/shader |
| * being executed because of whether or not generic vertex arrays |
| * alias the conventional vertex arrays. |
| * For arrays that aren't enabled, we set the input[attrib] pointer |
| * to point at a zero-stride current value "array". |
| */ |
| static void |
| recalculate_input_bindings(struct gl_context *ctx) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| const struct gl_client_array **inputs = &exec->array.inputs[0]; |
| GLbitfield const_inputs = 0x0; |
| GLuint i; |
| |
| exec->array.program_mode = get_program_mode(ctx); |
| exec->array.enabled_flags = ctx->Array.ArrayObj->_Enabled; |
| |
| switch (exec->array.program_mode) { |
| case VP_NONE: |
| /* When no vertex program is active (or the vertex program is generated |
| * from fixed-function state). We put the material values into the |
| * generic slots. This is the only situation where material values |
| * are available as per-vertex attributes. |
| */ |
| for (i = 0; i <= VERT_ATTRIB_TEX7; i++) { |
| if (exec->array.legacy_array[i]->Enabled) |
| inputs[i] = exec->array.legacy_array[i]; |
| else { |
| inputs[i] = &vbo->legacy_currval[i]; |
| const_inputs |= 1 << i; |
| } |
| } |
| |
| for (i = 0; i < MAT_ATTRIB_MAX; i++) { |
| inputs[VERT_ATTRIB_GENERIC0 + i] = &vbo->mat_currval[i]; |
| const_inputs |= 1 << (VERT_ATTRIB_GENERIC0 + i); |
| } |
| |
| /* Could use just about anything, just to fill in the empty |
| * slots: |
| */ |
| for (i = MAT_ATTRIB_MAX; i < VERT_ATTRIB_MAX - VERT_ATTRIB_GENERIC0; i++) { |
| inputs[VERT_ATTRIB_GENERIC0 + i] = &vbo->generic_currval[i]; |
| const_inputs |= 1 << (VERT_ATTRIB_GENERIC0 + i); |
| } |
| |
| /* There is no need to make _NEW_ARRAY dirty here for the TnL program, |
| * because it already takes care of invalidating the state necessary |
| * to revalidate vertex arrays. Not marking the state as dirty also |
| * improves performance (quite significantly in some apps). |
| */ |
| if (!ctx->VertexProgram._MaintainTnlProgram) |
| ctx->NewState |= _NEW_ARRAY; |
| break; |
| |
| case VP_NV: |
| /* NV_vertex_program - attribute arrays alias and override |
| * conventional, legacy arrays. No materials, and the generic |
| * slots are vacant. |
| */ |
| for (i = 0; i <= VERT_ATTRIB_TEX7; i++) { |
| if (exec->array.generic_array[i]->Enabled) |
| inputs[i] = exec->array.generic_array[i]; |
| else if (exec->array.legacy_array[i]->Enabled) |
| inputs[i] = exec->array.legacy_array[i]; |
| else { |
| inputs[i] = &vbo->legacy_currval[i]; |
| const_inputs |= 1 << i; |
| } |
| } |
| |
| /* Could use just about anything, just to fill in the empty |
| * slots: |
| */ |
| for (i = VERT_ATTRIB_GENERIC0; i < VERT_ATTRIB_MAX; i++) { |
| inputs[i] = &vbo->generic_currval[i - VERT_ATTRIB_GENERIC0]; |
| const_inputs |= 1 << i; |
| } |
| |
| ctx->NewState |= _NEW_ARRAY; |
| break; |
| |
| case VP_ARB: |
| /* GL_ARB_vertex_program or GLSL vertex shader - Only the generic[0] |
| * attribute array aliases and overrides the legacy position array. |
| * |
| * Otherwise, legacy attributes available in the legacy slots, |
| * generic attributes in the generic slots and materials are not |
| * available as per-vertex attributes. |
| */ |
| if (exec->array.generic_array[0]->Enabled) |
| inputs[0] = exec->array.generic_array[0]; |
| else if (exec->array.legacy_array[0]->Enabled) |
| inputs[0] = exec->array.legacy_array[0]; |
| else { |
| inputs[0] = &vbo->legacy_currval[0]; |
| const_inputs |= 1 << 0; |
| } |
| |
| for (i = 1; i <= VERT_ATTRIB_TEX7; i++) { |
| if (exec->array.legacy_array[i]->Enabled) |
| inputs[i] = exec->array.legacy_array[i]; |
| else { |
| inputs[i] = &vbo->legacy_currval[i]; |
| const_inputs |= 1 << i; |
| } |
| } |
| |
| for (i = 0; i < MAX_VERTEX_GENERIC_ATTRIBS; i++) { |
| if (exec->array.generic_array[i]->Enabled) |
| inputs[VERT_ATTRIB_GENERIC0 + i] = exec->array.generic_array[i]; |
| else { |
| inputs[VERT_ATTRIB_GENERIC0 + i] = &vbo->generic_currval[i]; |
| const_inputs |= 1 << (VERT_ATTRIB_GENERIC0 + i); |
| } |
| } |
| |
| ctx->NewState |= _NEW_ARRAY; |
| break; |
| } |
| |
| _mesa_set_varying_vp_inputs( ctx, ~const_inputs ); |
| } |
| |
| |
| /** |
| * Examine the enabled vertex arrays to set the exec->array.inputs[] values. |
| * These will point to the arrays to actually use for drawing. Some will |
| * be user-provided arrays, other will be zero-stride const-valued arrays. |
| * Note that this might set the _NEW_ARRAY dirty flag so state validation |
| * must be done after this call. |
| */ |
| static void |
| bind_arrays(struct gl_context *ctx) |
| { |
| if (!ctx->Array.RebindArrays) { |
| return; |
| } |
| |
| bind_array_obj(ctx); |
| recalculate_input_bindings(ctx); |
| ctx->Array.RebindArrays = GL_FALSE; |
| } |
| |
| |
| /** |
| * Helper function called by the other DrawArrays() functions below. |
| * This is where we handle primitive restart for drawing non-indexed |
| * arrays. If primitive restart is enabled, it typically means |
| * splitting one DrawArrays() into two. |
| */ |
| static void |
| vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start, |
| GLsizei count, GLuint numInstances) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| struct _mesa_prim prim[2]; |
| |
| bind_arrays(ctx); |
| |
| /* Again... because we may have changed the bitmask of per-vertex varying |
| * attributes. If we regenerate the fixed-function vertex program now |
| * we may be able to prune down the number of vertex attributes which we |
| * need in the shader. |
| */ |
| if (ctx->NewState) |
| _mesa_update_state(ctx); |
| |
| /* init most fields to zero */ |
| memset(prim, 0, sizeof(prim)); |
| prim[0].begin = 1; |
| prim[0].end = 1; |
| prim[0].mode = mode; |
| prim[0].num_instances = numInstances; |
| |
| /* Implement the primitive restart index */ |
| if (ctx->Array.PrimitiveRestart && ctx->Array.RestartIndex < count) { |
| GLuint primCount = 0; |
| |
| if (ctx->Array.RestartIndex == start) { |
| /* special case: RestartIndex at beginning */ |
| if (count > 1) { |
| prim[0].start = start + 1; |
| prim[0].count = count - 1; |
| primCount = 1; |
| } |
| } |
| else if (ctx->Array.RestartIndex == start + count - 1) { |
| /* special case: RestartIndex at end */ |
| if (count > 1) { |
| prim[0].start = start; |
| prim[0].count = count - 1; |
| primCount = 1; |
| } |
| } |
| else { |
| /* general case: RestartIndex in middle, split into two prims */ |
| prim[0].start = start; |
| prim[0].count = ctx->Array.RestartIndex - start; |
| |
| prim[1] = prim[0]; |
| prim[1].start = ctx->Array.RestartIndex + 1; |
| prim[1].count = count - prim[1].start; |
| |
| primCount = 2; |
| } |
| |
| if (primCount > 0) { |
| /* draw one or two prims */ |
| check_buffers_are_unmapped(exec->array.inputs); |
| vbo->draw_prims(ctx, exec->array.inputs, prim, primCount, NULL, |
| GL_TRUE, start, start + count - 1); |
| } |
| } |
| else { |
| /* no prim restart */ |
| prim[0].start = start; |
| prim[0].count = count; |
| |
| check_buffers_are_unmapped(exec->array.inputs); |
| vbo->draw_prims(ctx, exec->array.inputs, prim, 1, NULL, |
| GL_TRUE, start, start + count - 1); |
| } |
| } |
| |
| |
| |
| /** |
| * Called from glDrawArrays when in immediate mode (not display list mode). |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawArrays(GLenum mode, GLint start, GLsizei count) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawArrays(%s, %d, %d)\n", |
| _mesa_lookup_enum_by_nr(mode), start, count); |
| |
| if (!_mesa_validate_DrawArrays( ctx, mode, start, count )) |
| return; |
| |
| FLUSH_CURRENT( ctx, 0 ); |
| |
| if (!_mesa_valid_to_render(ctx, "glDrawArrays")) { |
| return; |
| } |
| |
| if (0) |
| check_draw_arrays_data(ctx, start, count); |
| |
| vbo_draw_arrays(ctx, mode, start, count, 1); |
| |
| if (0) |
| print_draw_arrays(ctx, mode, start, count); |
| } |
| |
| |
| /** |
| * Called from glDrawArraysInstanced when in immediate mode (not |
| * display list mode). |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawArraysInstanced(GLenum mode, GLint start, GLsizei count, |
| GLsizei numInstances) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawArraysInstanced(%s, %d, %d, %d)\n", |
| _mesa_lookup_enum_by_nr(mode), start, count, numInstances); |
| |
| if (!_mesa_validate_DrawArraysInstanced(ctx, mode, start, count, numInstances)) |
| return; |
| |
| FLUSH_CURRENT( ctx, 0 ); |
| |
| if (!_mesa_valid_to_render(ctx, "glDrawArraysInstanced")) { |
| return; |
| } |
| |
| if (0) |
| check_draw_arrays_data(ctx, start, count); |
| |
| vbo_draw_arrays(ctx, mode, start, count, numInstances); |
| |
| if (0) |
| print_draw_arrays(ctx, mode, start, count); |
| } |
| |
| |
| /** |
| * Map GL_ELEMENT_ARRAY_BUFFER and print contents. |
| * For debugging. |
| */ |
| static void |
| dump_element_buffer(struct gl_context *ctx, GLenum type) |
| { |
| const GLvoid *map = ctx->Driver.MapBuffer(ctx, |
| GL_READ_ONLY, |
| ctx->Array.ElementArrayBufferObj); |
| switch (type) { |
| case GL_UNSIGNED_BYTE: |
| { |
| const GLubyte *us = (const GLubyte *) map; |
| GLint i; |
| for (i = 0; i < ctx->Array.ElementArrayBufferObj->Size; i++) { |
| printf("%02x ", us[i]); |
| if (i % 32 == 31) |
| printf("\n"); |
| } |
| printf("\n"); |
| } |
| break; |
| case GL_UNSIGNED_SHORT: |
| { |
| const GLushort *us = (const GLushort *) map; |
| GLint i; |
| for (i = 0; i < ctx->Array.ElementArrayBufferObj->Size / 2; i++) { |
| printf("%04x ", us[i]); |
| if (i % 16 == 15) |
| printf("\n"); |
| } |
| printf("\n"); |
| } |
| break; |
| case GL_UNSIGNED_INT: |
| { |
| const GLuint *us = (const GLuint *) map; |
| GLint i; |
| for (i = 0; i < ctx->Array.ElementArrayBufferObj->Size / 4; i++) { |
| printf("%08x ", us[i]); |
| if (i % 8 == 7) |
| printf("\n"); |
| } |
| printf("\n"); |
| } |
| break; |
| default: |
| ; |
| } |
| |
| ctx->Driver.UnmapBuffer(ctx, ctx->Array.ElementArrayBufferObj); |
| } |
| |
| |
| /** |
| * Inner support for both _mesa_DrawElements and _mesa_DrawRangeElements. |
| * Do the rendering for a glDrawElements or glDrawRangeElements call after |
| * we've validated buffer bounds, etc. |
| */ |
| static void |
| vbo_validated_drawrangeelements(struct gl_context *ctx, GLenum mode, |
| GLboolean index_bounds_valid, |
| GLuint start, GLuint end, |
| GLsizei count, GLenum type, |
| const GLvoid *indices, |
| GLint basevertex, GLint numInstances) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| struct _mesa_index_buffer ib; |
| struct _mesa_prim prim[1]; |
| |
| FLUSH_CURRENT( ctx, 0 ); |
| |
| if (!_mesa_valid_to_render(ctx, "glDraw[Range]Elements")) { |
| return; |
| } |
| |
| bind_arrays( ctx ); |
| |
| /* check for dirty state again */ |
| if (ctx->NewState) |
| _mesa_update_state( ctx ); |
| |
| ib.count = count; |
| ib.type = type; |
| ib.obj = ctx->Array.ElementArrayBufferObj; |
| ib.ptr = indices; |
| |
| prim[0].begin = 1; |
| prim[0].end = 1; |
| prim[0].weak = 0; |
| prim[0].pad = 0; |
| prim[0].mode = mode; |
| prim[0].start = 0; |
| prim[0].count = count; |
| prim[0].indexed = 1; |
| prim[0].basevertex = basevertex; |
| prim[0].num_instances = numInstances; |
| |
| /* Need to give special consideration to rendering a range of |
| * indices starting somewhere above zero. Typically the |
| * application is issuing multiple DrawRangeElements() to draw |
| * successive primitives layed out linearly in the vertex arrays. |
| * Unless the vertex arrays are all in a VBO (or locked as with |
| * CVA), the OpenGL semantics imply that we need to re-read or |
| * re-upload the vertex data on each draw call. |
| * |
| * In the case of hardware tnl, we want to avoid starting the |
| * upload at zero, as it will mean every draw call uploads an |
| * increasing amount of not-used vertex data. Worse - in the |
| * software tnl module, all those vertices might be transformed and |
| * lit but never rendered. |
| * |
| * If we just upload or transform the vertices in start..end, |
| * however, the indices will be incorrect. |
| * |
| * At this level, we don't know exactly what the requirements of |
| * the backend are going to be, though it will likely boil down to |
| * either: |
| * |
| * 1) Do nothing, everything is in a VBO and is processed once |
| * only. |
| * |
| * 2) Adjust the indices and vertex arrays so that start becomes |
| * zero. |
| * |
| * Rather than doing anything here, I'll provide a helper function |
| * for the latter case elsewhere. |
| */ |
| |
| check_buffers_are_unmapped(exec->array.inputs); |
| vbo->draw_prims( ctx, exec->array.inputs, prim, 1, &ib, |
| index_bounds_valid, start, end ); |
| } |
| |
| |
| /** |
| * Called by glDrawRangeElementsBaseVertex() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawRangeElementsBaseVertex(GLenum mode, |
| GLuint start, GLuint end, |
| GLsizei count, GLenum type, |
| const GLvoid *indices, |
| GLint basevertex) |
| { |
| static GLuint warnCount = 0; |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, |
| "glDrawRangeElementsBaseVertex(%s, %u, %u, %d, %s, %p, %d)\n", |
| _mesa_lookup_enum_by_nr(mode), start, end, count, |
| _mesa_lookup_enum_by_nr(type), indices, basevertex); |
| |
| if (!_mesa_validate_DrawRangeElements( ctx, mode, start, end, count, |
| type, indices, basevertex )) |
| return; |
| |
| /* NOTE: It's important that 'end' is a reasonable value. |
| * in _tnl_draw_prims(), we use end to determine how many vertices |
| * to transform. If it's too large, we can unnecessarily split prims |
| * or we can read/write out of memory in several different places! |
| */ |
| |
| /* Catch/fix some potential user errors */ |
| if (type == GL_UNSIGNED_BYTE) { |
| start = MIN2(start, 0xff); |
| end = MIN2(end, 0xff); |
| } |
| else if (type == GL_UNSIGNED_SHORT) { |
| start = MIN2(start, 0xffff); |
| end = MIN2(end, 0xffff); |
| } |
| |
| if (end >= ctx->Array.ArrayObj->_MaxElement) { |
| /* the max element is out of bounds of one or more enabled arrays */ |
| warnCount++; |
| |
| if (warnCount < 10) { |
| _mesa_warning(ctx, "glDraw[Range]Elements(start %u, end %u, count %d, " |
| "type 0x%x, indices=%p)\n" |
| "\tend is out of bounds (max=%u) " |
| "Element Buffer %u (size %d)\n" |
| "\tThis should probably be fixed in the application.", |
| start, end, count, type, indices, |
| ctx->Array.ArrayObj->_MaxElement - 1, |
| ctx->Array.ElementArrayBufferObj->Name, |
| (int) ctx->Array.ElementArrayBufferObj->Size); |
| } |
| |
| if (0) |
| dump_element_buffer(ctx, type); |
| |
| if (0) |
| _mesa_print_arrays(ctx); |
| |
| /* 'end' was out of bounds, but now let's check the actual array |
| * indexes to see if any of them are out of bounds. |
| */ |
| if (0) { |
| GLuint max = _mesa_max_buffer_index(ctx, count, type, indices, |
| ctx->Array.ElementArrayBufferObj); |
| if (max >= ctx->Array.ArrayObj->_MaxElement) { |
| if (warnCount < 10) { |
| _mesa_warning(ctx, "glDraw[Range]Elements(start %u, end %u, " |
| "count %d, type 0x%x, indices=%p)\n" |
| "\tindex=%u is out of bounds (max=%u) " |
| "Element Buffer %u (size %d)\n" |
| "\tSkipping the glDrawRangeElements() call", |
| start, end, count, type, indices, max, |
| ctx->Array.ArrayObj->_MaxElement - 1, |
| ctx->Array.ElementArrayBufferObj->Name, |
| (int) ctx->Array.ElementArrayBufferObj->Size); |
| } |
| } |
| /* XXX we could also find the min index and compare to 'start' |
| * to see if start is correct. But it's more likely to get the |
| * upper bound wrong. |
| */ |
| } |
| |
| /* Set 'end' to the max possible legal value */ |
| assert(ctx->Array.ArrayObj->_MaxElement >= 1); |
| end = ctx->Array.ArrayObj->_MaxElement - 1; |
| |
| if (end < start) { |
| return; |
| } |
| } |
| |
| if (0) { |
| printf("glDraw[Range]Elements{,BaseVertex}" |
| "(start %u, end %u, type 0x%x, count %d) ElemBuf %u, " |
| "base %d\n", |
| start, end, type, count, |
| ctx->Array.ElementArrayBufferObj->Name, |
| basevertex); |
| } |
| |
| #if 0 |
| check_draw_elements_data(ctx, count, type, indices); |
| #else |
| (void) check_draw_elements_data; |
| #endif |
| |
| vbo_validated_drawrangeelements(ctx, mode, GL_TRUE, start, end, |
| count, type, indices, basevertex, 1); |
| } |
| |
| |
| /** |
| * Called by glDrawRangeElements() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawRangeElements(GLenum mode, GLuint start, GLuint end, |
| GLsizei count, GLenum type, const GLvoid *indices) |
| { |
| if (MESA_VERBOSE & VERBOSE_DRAW) { |
| GET_CURRENT_CONTEXT(ctx); |
| _mesa_debug(ctx, |
| "glDrawRangeElements(%s, %u, %u, %d, %s, %p)\n", |
| _mesa_lookup_enum_by_nr(mode), start, end, count, |
| _mesa_lookup_enum_by_nr(type), indices); |
| } |
| |
| vbo_exec_DrawRangeElementsBaseVertex(mode, start, end, count, type, |
| indices, 0); |
| } |
| |
| |
| /** |
| * Called by glDrawElements() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawElements(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawElements(%s, %u, %s, %p)\n", |
| _mesa_lookup_enum_by_nr(mode), count, |
| _mesa_lookup_enum_by_nr(type), indices); |
| |
| if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices, 0 )) |
| return; |
| |
| vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0, |
| count, type, indices, 0, 1); |
| } |
| |
| |
| /** |
| * Called by glDrawElementsBaseVertex() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices, GLint basevertex) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawElementsBaseVertex(%s, %d, %s, %p, %d)\n", |
| _mesa_lookup_enum_by_nr(mode), count, |
| _mesa_lookup_enum_by_nr(type), indices, basevertex); |
| |
| if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices, |
| basevertex )) |
| return; |
| |
| vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0, |
| count, type, indices, basevertex, 1); |
| } |
| |
| |
| /** |
| * Called by glDrawElementsInstanced() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawElementsInstanced(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices, GLsizei numInstances) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawElementsInstanced(%s, %d, %s, %p, %d)\n", |
| _mesa_lookup_enum_by_nr(mode), count, |
| _mesa_lookup_enum_by_nr(type), indices, numInstances); |
| |
| if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices, |
| numInstances, 0)) |
| return; |
| |
| vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0, |
| count, type, indices, 0, numInstances); |
| } |
| |
| /** |
| * Called by glDrawElementsInstancedBaseVertex() in immediate mode. |
| */ |
| static void GLAPIENTRY |
| vbo_exec_DrawElementsInstancedBaseVertex(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices, GLsizei numInstances, |
| GLint basevertex) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_DRAW) |
| _mesa_debug(ctx, "glDrawElementsInstancedBaseVertex(%s, %d, %s, %p, %d; %d)\n", |
| _mesa_lookup_enum_by_nr(mode), count, |
| _mesa_lookup_enum_by_nr(type), indices, |
| numInstances, basevertex); |
| |
| if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices, |
| numInstances, basevertex)) |
| return; |
| |
| vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0, |
| count, type, indices, basevertex, numInstances); |
| } |
| |
| |
| /** |
| * Inner support for both _mesa_MultiDrawElements() and |
| * _mesa_MultiDrawRangeElements(). |
| * This does the actual rendering after we've checked array indexes, etc. |
| */ |
| static void |
| vbo_validated_multidrawelements(struct gl_context *ctx, GLenum mode, |
| const GLsizei *count, GLenum type, |
| const GLvoid **indices, GLsizei primcount, |
| const GLint *basevertex) |
| { |
| struct vbo_context *vbo = vbo_context(ctx); |
| struct vbo_exec_context *exec = &vbo->exec; |
| struct _mesa_index_buffer ib; |
| struct _mesa_prim *prim; |
| unsigned int index_type_size = 0; |
| uintptr_t min_index_ptr, max_index_ptr; |
| GLboolean fallback = GL_FALSE; |
| int i; |
| |
| if (primcount == 0) |
| return; |
| |
| FLUSH_CURRENT( ctx, 0 ); |
| |
| if (!_mesa_valid_to_render(ctx, "glMultiDrawElements")) { |
| return; |
| } |
| |
| prim = calloc(1, primcount * sizeof(*prim)); |
| if (prim == NULL) { |
| _mesa_error(ctx, GL_OUT_OF_MEMORY, "glMultiDrawElements"); |
| return; |
| } |
| |
| /* Decide if we can do this all as one set of primitives sharing the |
| * same index buffer, or if we have to reset the index pointer per |
| * primitive. |
| */ |
| bind_arrays( ctx ); |
| |
| /* check for dirty state again */ |
| if (ctx->NewState) |
| _mesa_update_state( ctx ); |
| |
| switch (type) { |
| case GL_UNSIGNED_INT: |
| index_type_size = 4; |
| break; |
| case GL_UNSIGNED_SHORT: |
| index_type_size = 2; |
| break; |
| case GL_UNSIGNED_BYTE: |
| index_type_size = 1; |
| break; |
| default: |
| assert(0); |
| } |
| |
| min_index_ptr = (uintptr_t)indices[0]; |
| max_index_ptr = 0; |
| for (i = 0; i < primcount; i++) { |
| min_index_ptr = MIN2(min_index_ptr, (uintptr_t)indices[i]); |
| max_index_ptr = MAX2(max_index_ptr, (uintptr_t)indices[i] + |
| index_type_size * count[i]); |
| } |
| |
| /* Check if we can handle this thing as a bunch of index offsets from the |
| * same index pointer. If we can't, then we have to fall back to doing |
| * a draw_prims per primitive. |
| * Check that the difference between each prim's indexes is a multiple of |
| * the index/element size. |
| */ |
| if (index_type_size != 1) { |
| for (i = 0; i < primcount; i++) { |
| if ((((uintptr_t)indices[i] - min_index_ptr) % index_type_size) != 0) { |
| fallback = GL_TRUE; |
| break; |
| } |
| } |
| } |
| |
| /* If the index buffer isn't in a VBO, then treating the application's |
| * subranges of the index buffer as one large index buffer may lead to |
| * us reading unmapped memory. |
| */ |
| if (!_mesa_is_bufferobj(ctx->Array.ElementArrayBufferObj)) |
| fallback = GL_TRUE; |
| |
| if (!fallback) { |
| ib.count = (max_index_ptr - min_index_ptr) / index_type_size; |
| ib.type = type; |
| ib.obj = ctx->Array.ElementArrayBufferObj; |
| ib.ptr = (void *)min_index_ptr; |
| |
| for (i = 0; i < primcount; i++) { |
| prim[i].begin = (i == 0); |
| prim[i].end = (i == primcount - 1); |
| prim[i].weak = 0; |
| prim[i].pad = 0; |
| prim[i].mode = mode; |
| prim[i].start = ((uintptr_t)indices[i] - min_index_ptr) / index_type_size; |
| prim[i].count = count[i]; |
| prim[i].indexed = 1; |
| prim[i].num_instances = 1; |
| if (basevertex != NULL) |
| prim[i].basevertex = basevertex[i]; |
| else |
| prim[i].basevertex = 0; |
| } |
| |
| check_buffers_are_unmapped(exec->array.inputs); |
| vbo->draw_prims(ctx, exec->array.inputs, prim, primcount, &ib, |
| GL_FALSE, ~0, ~0); |
| } else { |
| /* render one prim at a time */ |
| for (i = 0; i < primcount; i++) { |
| ib.count = count[i]; |
| ib.type = type; |
| ib.obj = ctx->Array.ElementArrayBufferObj; |
| ib.ptr = indices[i]; |
| |
| prim[0].begin = 1; |
| prim[0].end = 1; |
| prim[0].weak = 0; |
| prim[0].pad = 0; |
| prim[0].mode = mode; |
| prim[0].start = 0; |
| prim[0].count = count[i]; |
| prim[0].indexed = 1; |
| prim[0].num_instances = 1; |
| if (basevertex != NULL) |
| prim[0].basevertex = basevertex[i]; |
| else |
| prim[0].basevertex = 0; |
| |
| check_buffers_are_unmapped(exec->array.inputs); |
| vbo->draw_prims(ctx, exec->array.inputs, prim, 1, &ib, |
| GL_FALSE, ~0, ~0); |
| } |
| } |
| |
| free(prim); |
| } |
| |
| |
| static void GLAPIENTRY |
| vbo_exec_MultiDrawElements(GLenum mode, |
| const GLsizei *count, GLenum type, |
| const GLvoid **indices, |
| GLsizei primcount) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| for (i = 0; i < primcount; i++) { |
| if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i], |
| 0)) |
| return; |
| } |
| |
| vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount, |
| NULL); |
| } |
| |
| |
| static void GLAPIENTRY |
| vbo_exec_MultiDrawElementsBaseVertex(GLenum mode, |
| const GLsizei *count, GLenum type, |
| const GLvoid **indices, |
| GLsizei primcount, |
| const GLsizei *basevertex) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| for (i = 0; i < primcount; i++) { |
| if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i], |
| basevertex[i])) |
| return; |
| } |
| |
| vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount, |
| basevertex); |
| } |
| |
| |
| /** |
| * Plug in the immediate-mode vertex array drawing commands into the |
| * givven vbo_exec_context object. |
| */ |
| void |
| vbo_exec_array_init( struct vbo_exec_context *exec ) |
| { |
| exec->vtxfmt.DrawArrays = vbo_exec_DrawArrays; |
| exec->vtxfmt.DrawElements = vbo_exec_DrawElements; |
| exec->vtxfmt.DrawRangeElements = vbo_exec_DrawRangeElements; |
| exec->vtxfmt.MultiDrawElementsEXT = vbo_exec_MultiDrawElements; |
| exec->vtxfmt.DrawElementsBaseVertex = vbo_exec_DrawElementsBaseVertex; |
| exec->vtxfmt.DrawRangeElementsBaseVertex = vbo_exec_DrawRangeElementsBaseVertex; |
| exec->vtxfmt.MultiDrawElementsBaseVertex = vbo_exec_MultiDrawElementsBaseVertex; |
| exec->vtxfmt.DrawArraysInstanced = vbo_exec_DrawArraysInstanced; |
| exec->vtxfmt.DrawElementsInstanced = vbo_exec_DrawElementsInstanced; |
| exec->vtxfmt.DrawElementsInstancedBaseVertex = vbo_exec_DrawElementsInstancedBaseVertex; |
| } |
| |
| |
| void |
| vbo_exec_array_destroy( struct vbo_exec_context *exec ) |
| { |
| /* nothing to do */ |
| } |
| |
| |
| |
| /** |
| * The following functions are only used for OpenGL ES 1/2 support. |
| * And some aren't even supported (yet) in ES 1/2. |
| */ |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawArrays(GLenum mode, GLint first, GLsizei count) |
| { |
| vbo_exec_DrawArrays(mode, first, count); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices) |
| { |
| vbo_exec_DrawElements(mode, count, type, indices); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type, |
| const GLvoid *indices, GLint basevertex) |
| { |
| vbo_exec_DrawElementsBaseVertex(mode, count, type, indices, basevertex); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count, |
| GLenum type, const GLvoid *indices) |
| { |
| vbo_exec_DrawRangeElements(mode, start, end, count, type, indices); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end, |
| GLsizei count, GLenum type, |
| const GLvoid *indices, GLint basevertex) |
| { |
| vbo_exec_DrawRangeElementsBaseVertex(mode, start, end, count, type, |
| indices, basevertex); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type, |
| const GLvoid **indices, GLsizei primcount) |
| { |
| vbo_exec_MultiDrawElements(mode, count, type, indices, primcount); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_MultiDrawElementsBaseVertex(GLenum mode, |
| const GLsizei *count, GLenum type, |
| const GLvoid **indices, GLsizei primcount, |
| const GLint *basevertex) |
| { |
| vbo_exec_MultiDrawElementsBaseVertex(mode, count, type, indices, |
| primcount, basevertex); |
| } |