t_draw.c revision 188a4db49c4c22429bfa7ae87d4b1a0c35bf0285
1c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 2c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell/* 3c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Mesa 3-D graphics library 4c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Version: 6.5 5c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 6c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 7c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 8c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Permission is hereby granted, free of charge, to any person obtaining a 9c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * copy of this software and associated documentation files (the "Software"), 10c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * to deal in the Software without restriction, including without limitation 11c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * and/or sell copies of the Software, and to permit persons to whom the 13c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Software is furnished to do so, subject to the following conditions: 14c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 15c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * The above copyright notice and this permission notice shall be included 16c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * in all copies or substantial portions of the Software. 17c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 18c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 22c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 23c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 25c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Authors: 26c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * Keith Whitwell <keith@tungstengraphics.com> 27c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 28c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 29c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "glheader.h" 30c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "context.h" 31c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "imports.h" 32c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "state.h" 33c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "mtypes.h" 34c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "macros.h" 35c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 36c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "t_context.h" 37c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "t_pipeline.h" 38c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "t_vp_build.h" 39c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "t_vertex.h" 40c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell#include "tnl.h" 41c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 42c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 43c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 44188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwellstatic GLubyte *get_space(GLcontext *ctx, GLuint bytes) 45c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 46c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 47c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLubyte *space = _mesa_malloc(bytes); 48c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 49c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell tnl->block[tnl->nr_blocks++] = space; 50188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell return space; 51c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 52c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 53c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 54c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellstatic void free_space(GLcontext *ctx) 55c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 56c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 57c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint i; 58c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell for (i = 0; i < tnl->nr_blocks; i++) 59c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell _mesa_free(tnl->block[i]); 60c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell tnl->nr_blocks = 0; 61c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 62c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 63c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 649827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell/* Convert the incoming array to GLfloats. Understands the 659827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell * array->Normalized flag and selects the correct conversion method. 669827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell */ 679827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell#define CONVERT( TYPE, MACRO ) do { \ 689827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell GLuint i, j; \ 699827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell if (input->Normalized) { \ 709827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell for (i = 0; i < count; i++) { \ 719827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell const TYPE *in = (TYPE *)ptr; \ 729827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell for (j = 0; j < sz; j++) { \ 739827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell *fptr++ = MACRO(*in); \ 749827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell in++; \ 759827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } \ 769827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell ptr += input->StrideB; \ 779827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } \ 789827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } else { \ 799827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell for (i = 0; i < count; i++) { \ 809827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell const TYPE *in = (TYPE *)ptr; \ 819827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell for (j = 0; j < sz; j++) { \ 829827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell *fptr++ = (GLfloat)(*in); \ 839827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell in++; \ 849827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } \ 859827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell ptr += input->StrideB; \ 869827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } \ 879827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } \ 889827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell} while (0) 899827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 909827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 919827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 92c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell/* Adjust pointer to point at first requested element, convert to 93c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * floating point, populate VB->AttribPtr[]. 94c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 95c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellstatic void _tnl_import_array( GLcontext *ctx, 96c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint attrib, 97c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint start, 98c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint end, 99c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct gl_client_array *input, 100188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell const GLubyte *ptr ) 101c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 102c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 103c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct vertex_buffer *VB = &tnl->vb; 104c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const GLuint count = end - start; 105c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint stride = input->StrideB; 106c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 107c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ptr += start * stride; 108c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 109c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (input->Type != GL_FLOAT) { 110c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const GLuint sz = input->Size; 111188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell GLubyte *buf = get_space(ctx, count * sz * sizeof(GLfloat)); 1127e9c3684ef45e0df8426317f28c883d16f27c031Keith Whitwell GLfloat *fptr = (GLfloat *)buf; 113c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 114c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell switch (input->Type) { 115c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_BYTE: 116c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLbyte, BYTE_TO_FLOAT); 117c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 118c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_UNSIGNED_BYTE: 119c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLubyte, UBYTE_TO_FLOAT); 120c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 121c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_SHORT: 122c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLshort, SHORT_TO_FLOAT); 123c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 124c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_UNSIGNED_SHORT: 125c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLushort, USHORT_TO_FLOAT); 126c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 127c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_INT: 128c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLint, INT_TO_FLOAT); 129c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 130c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_UNSIGNED_INT: 131c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLuint, UINT_TO_FLOAT); 132c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 133c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell case GL_DOUBLE: 134c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell CONVERT(GLdouble, (GLfloat)); 135c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 136c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell default: 137c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell assert(0); 138c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell break; 139c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 140c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 1417e9c3684ef45e0df8426317f28c883d16f27c031Keith Whitwell ptr = buf; 142c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell stride = sz * sizeof(GLfloat); 143c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 144c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 145c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib] = &tnl->tmp_inputs[attrib]; 146c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->data = (GLfloat (*)[4])ptr; 147c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->start = (GLfloat *)ptr; 148c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->count = count; 149c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->stride = stride; 150c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->size = input->Size; 151c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 152c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* This should die, but so should the whole GLvector4f concept: 153c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 154c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->flags = (((1<<input->Size)-1) | 155c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VEC_NOT_WRITEABLE | 156c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell (stride == 4*sizeof(GLfloat) ? 0 : VEC_BAD_STRIDE)); 157c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 158c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->AttribPtr[attrib]->storage = NULL; 159c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 160c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 1619827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell#define CLIPVERTS ((6 + MAX_CLIP_PLANES) * 2) 1629827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 1639827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 1649827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwellstatic GLboolean *_tnl_import_edgeflag( GLcontext *ctx, 1659827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell const GLvector4f *input, 1669827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell GLuint count) 1679827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell{ 1689827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell const GLubyte *ptr = (const GLubyte *)input->data; 1699827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell const GLuint stride = input->stride; 1709827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell GLboolean *space = (GLboolean *)get_space(ctx, count + CLIPVERTS); 1719827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell GLboolean *bptr = space; 1729827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell GLuint i; 1739827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 1749827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell for (i = 0; i < count; i++) { 1759827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell *bptr++ = ((GLfloat *)ptr)[0] == 1.0; 1769827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell ptr += stride; 1779827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell } 1789827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 1799827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell return space; 1809827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell} 1819827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell 182c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 183c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellstatic void bind_inputs( GLcontext *ctx, 184c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct gl_client_array *inputs[], 185c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLint start, GLint end, 186c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct gl_buffer_object **bo, 187c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint *nr_bo ) 188c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 189c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 190c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct vertex_buffer *VB = &tnl->vb; 191c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint i; 192c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 193c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* Map all the VBOs 194c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 195c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell for (i = 0; i < VERT_ATTRIB_MAX; i++) { 196c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const void *ptr; 197c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 198c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (inputs[i]->BufferObj->Name) { 199c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (!inputs[i]->BufferObj->Pointer) { 200c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell bo[*nr_bo] = inputs[i]->BufferObj; 2017e9c3684ef45e0df8426317f28c883d16f27c031Keith Whitwell (*nr_bo)++; 202c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ctx->Driver.MapBuffer(ctx, 203c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GL_ARRAY_BUFFER, 204c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GL_READ_ONLY_ARB, 205c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell inputs[i]->BufferObj); 206c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 207c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell assert(inputs[i]->BufferObj->Pointer); 208c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 209c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 210c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ptr = ADD_POINTERS(inputs[i]->BufferObj->Pointer, 211c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell inputs[i]->Ptr); 212c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 213c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell else 214c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ptr = inputs[i]->Ptr; 215c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 216c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* Just make sure the array is floating point, otherwise convert to 217c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * temporary storage. Rebase arrays so that 'start' becomes 218c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * element zero. 219c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * 220c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * XXX: remove the GLvector4f type at some stage and just use 221c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * client arrays. 222c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 223c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell _tnl_import_array(ctx, i, start, end, inputs[i], ptr); 224c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 225c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 226c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* Legacy pointers -- remove one day. 227c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 228c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->ObjPtr = VB->AttribPtr[_TNL_ATTRIB_POS]; 229c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->NormalPtr = VB->AttribPtr[_TNL_ATTRIB_NORMAL]; 230c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->ColorPtr[0] = VB->AttribPtr[_TNL_ATTRIB_COLOR0]; 231c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->ColorPtr[1] = NULL; 232c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->IndexPtr[0] = VB->AttribPtr[_TNL_ATTRIB_COLOR_INDEX]; 233c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->IndexPtr[1] = NULL; 234c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->SecondaryColorPtr[0] = VB->AttribPtr[_TNL_ATTRIB_COLOR1]; 235c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->SecondaryColorPtr[1] = NULL; 236c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->FogCoordPtr = VB->AttribPtr[_TNL_ATTRIB_FOG]; 237c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 238c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) { 239c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->TexCoordPtr[i] = VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]; 240c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 241c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 2429827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell /* Clipping and drawing code still requires this to be a packed 2439827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell * array of ubytes which can be written into. TODO: Fix and 2449827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell * remove. 245c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 246c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (ctx->Polygon.FrontMode != GL_FILL || 247c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ctx->Polygon.BackMode != GL_FILL) 248c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell { 2499827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell VB->EdgeFlag = _tnl_import_edgeflag( ctx, 2509827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell VB->AttribPtr[_TNL_ATTRIB_EDGEFLAG], 2519827dc8bea422b940f1efcfbd1c0d76f8bbca844Keith Whitwell VB->Count ); 252c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 253c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 254c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 255c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 256c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 257c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell/* Translate indices to GLuints and store in VB->Elts. 258c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 259c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellstatic void bind_indicies( GLcontext *ctx, 260c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct _mesa_index_buffer *ib, 261c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct gl_buffer_object **bo, 262c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint *nr_bo) 263c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 264c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 265c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct vertex_buffer *VB = &tnl->vb; 266188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell GLuint i; 267188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell void *ptr; 268c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 269c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (!ib) 270c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell return; 271c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 272c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell if (ib->obj->Name && !ib->obj->Pointer) { 273c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell bo[*nr_bo] = ib->obj; 2747e9c3684ef45e0df8426317f28c883d16f27c031Keith Whitwell (*nr_bo)++; 275c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ctx->Driver.MapBuffer(ctx, 276c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GL_ELEMENT_ARRAY_BUFFER, 277c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GL_READ_ONLY_ARB, 278c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ib->obj); 279c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 280c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell assert(ib->obj->Pointer); 281c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 282c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 283188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell ptr = ADD_POINTERS(ib->obj->Pointer, ib->ptr); 284c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 285188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell if (ib->type == GL_UNSIGNED_INT) { 286188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell VB->Elts = (GLuint *) ptr; 287188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell VB->Elts += ib->rebase; 288188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell } 289188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell else { 290188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell GLuint *elts = (GLuint *)get_space(ctx, ib->count * sizeof(GLuint)); 291188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell VB->Elts = elts; 292188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell 293188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell switch (ib->type) { 294188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell case GL_UNSIGNED_SHORT: { 295188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell const GLushort *in = ((GLushort *)ptr) + ib->rebase; 296188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell for (i = 0; i < ib->count; i++) 297188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell *elts++ = *in++; 298188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell break; 299188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell } 300188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell case GL_UNSIGNED_BYTE: { 301188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell const GLubyte *in = ((GLubyte *)ptr) + ib->rebase; 302188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell for (i = 0; i < ib->count; i++) 303188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell *elts++ = *in++; 304188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell break; 305188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell } 306188a4db49c4c22429bfa7ae87d4b1a0c35bf0285Keith Whitwell } 307c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 308c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 309c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 310c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellstatic void unmap_vbos( GLcontext *ctx, 311c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct gl_buffer_object **bo, 312c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint nr_bo ) 313c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 314c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint i; 315c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell for (i = 0; i < nr_bo; i++) { 316c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell ctx->Driver.UnmapBuffer(ctx, 317c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 0, /* target -- I don't see why this would be needed */ 318c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell bo[i]); 319c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell } 320c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 321c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 322c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 323c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 324c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell/* This is the main entrypoint into the slimmed-down software tnl 325c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * module. In a regular swtnl driver, this can be plugged straight 326c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * into the vbo->Driver.DrawPrims() callback. 327c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 328c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwellvoid _tnl_draw_prims( GLcontext *ctx, 329c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct gl_client_array *arrays[], 330c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct _mesa_prim *prim, 331c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint nr_prims, 332c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell const struct _mesa_index_buffer *ib, 333c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint min_index, 334c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint max_index) 335c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell{ 336c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 337c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct vertex_buffer *VB = &tnl->vb; 338c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 339c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* May need to map a vertex buffer object for every attribute plus 340c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * one for the index buffer. 341c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 342c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell struct gl_buffer_object *bo[VERT_ATTRIB_MAX + 1]; 343c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell GLuint nr_bo = 0; 344c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 345c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell /* Binding inputs may imply mapping some vertex buffer objects. 346c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell * They will need to be unmapped below. 347c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell */ 348c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell bind_inputs(ctx, arrays, min_index, max_index, bo, &nr_bo); 349c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell bind_indicies(ctx, ib, bo, &nr_bo); 350c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 351c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->Primitive = prim; 352c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->PrimitiveCount = nr_prims; 353c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell VB->Count = max_index - min_index; 354c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 355c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell TNL_CONTEXT(ctx)->Driver.RunPipeline(ctx); 356c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 357c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell unmap_vbos(ctx, bo, nr_bo); 358c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell free_space(ctx); 359c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell} 360c22f8a7787bd5260135a20a0c2ae8b743228497bKeith Whitwell 361