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911 lines
24 KiB
C
911 lines
24 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 6.5.1
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*
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* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/**
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* This file implements the glArrayElement() function.
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* It involves looking at the format/type of all the enabled vertex arrays
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* and emitting a list of pointers to functions which set the per-vertex
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* state for the element/index.
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*/
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/* Author:
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* Keith Whitwell <keith@tungstengraphics.com>
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*/
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#include <precomp.h>
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typedef void (GLAPIENTRY *array_func)( const void * );
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typedef struct {
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const struct gl_client_array *array;
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int offset;
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} AEarray;
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typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
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typedef struct {
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const struct gl_client_array *array;
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attrib_func func;
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GLuint index;
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} AEattrib;
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typedef struct {
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AEarray arrays[32];
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AEattrib attribs[VERT_ATTRIB_MAX + 1];
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GLuint NewState;
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struct gl_buffer_object *vbo[VERT_ATTRIB_MAX];
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GLuint nr_vbos;
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GLboolean mapped_vbos;
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} AEcontext;
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#define AE_CONTEXT(ctx) ((AEcontext *)(ctx)->aelt_context)
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/*
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* Convert GL_BYTE, GL_UNSIGNED_BYTE, .. GL_DOUBLE into an integer
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* in the range [0, 7]. Luckily these type tokens are sequentially
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* numbered in gl.h, except for GL_DOUBLE.
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*/
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#define TYPE_IDX(t) ( (t) == GL_DOUBLE ? 7 : (t) & 7 )
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#define NUM_TYPES 8
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#if FEATURE_arrayelt
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static const int ColorFuncs[2][NUM_TYPES] = {
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{
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_gloffset_Color3bv,
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_gloffset_Color3ubv,
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_gloffset_Color3sv,
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_gloffset_Color3usv,
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_gloffset_Color3iv,
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_gloffset_Color3uiv,
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_gloffset_Color3fv,
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_gloffset_Color3dv,
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},
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{
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_gloffset_Color4bv,
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_gloffset_Color4ubv,
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_gloffset_Color4sv,
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_gloffset_Color4usv,
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_gloffset_Color4iv,
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_gloffset_Color4uiv,
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_gloffset_Color4fv,
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_gloffset_Color4dv,
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},
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};
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static const int VertexFuncs[3][NUM_TYPES] = {
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{
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-1,
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-1,
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_gloffset_Vertex2sv,
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-1,
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_gloffset_Vertex2iv,
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-1,
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_gloffset_Vertex2fv,
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_gloffset_Vertex2dv,
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},
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{
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-1,
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-1,
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_gloffset_Vertex3sv,
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-1,
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_gloffset_Vertex3iv,
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-1,
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_gloffset_Vertex3fv,
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_gloffset_Vertex3dv,
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},
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{
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-1,
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-1,
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_gloffset_Vertex4sv,
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-1,
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_gloffset_Vertex4iv,
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-1,
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_gloffset_Vertex4fv,
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_gloffset_Vertex4dv,
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},
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};
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static const int IndexFuncs[NUM_TYPES] = {
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-1,
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_gloffset_Indexubv,
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_gloffset_Indexsv,
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-1,
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_gloffset_Indexiv,
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-1,
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_gloffset_Indexfv,
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_gloffset_Indexdv,
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};
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static const int NormalFuncs[NUM_TYPES] = {
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_gloffset_Normal3bv,
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-1,
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_gloffset_Normal3sv,
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-1,
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_gloffset_Normal3iv,
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-1,
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_gloffset_Normal3fv,
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_gloffset_Normal3dv,
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};
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/* Note: _gloffset_* for these may not be a compile-time constant. */
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static int FogCoordFuncs[NUM_TYPES];
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/**
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** GL_NV_vertex_program
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**/
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/* GL_BYTE attributes */
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static void GLAPIENTRY
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VertexAttrib1NbvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, BYTE_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1bvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NbvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, BYTE_TO_FLOAT(v[0]), BYTE_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2bvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NbvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, BYTE_TO_FLOAT(v[0]),
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BYTE_TO_FLOAT(v[1]),
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BYTE_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3bvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1], (GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NbvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, BYTE_TO_FLOAT(v[0]),
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BYTE_TO_FLOAT(v[1]),
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BYTE_TO_FLOAT(v[2]),
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BYTE_TO_FLOAT(v[3])));
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}
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static void GLAPIENTRY
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VertexAttrib4bvNV(GLuint index, const GLbyte *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1], (GLfloat)v[2], (GLfloat)v[3]));
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}
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/* GL_UNSIGNED_BYTE attributes */
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static void GLAPIENTRY
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VertexAttrib1NubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, UBYTE_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1ubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, UBYTE_TO_FLOAT(v[0]),
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UBYTE_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2ubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, UBYTE_TO_FLOAT(v[0]),
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UBYTE_TO_FLOAT(v[1]),
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UBYTE_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3ubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0],
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(GLfloat)v[1], (GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, UBYTE_TO_FLOAT(v[0]),
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UBYTE_TO_FLOAT(v[1]),
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UBYTE_TO_FLOAT(v[2]),
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UBYTE_TO_FLOAT(v[3])));
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}
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static void GLAPIENTRY
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VertexAttrib4ubvNV(GLuint index, const GLubyte *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0],
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(GLfloat)v[1], (GLfloat)v[2],
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(GLfloat)v[3]));
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}
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/* GL_SHORT attributes */
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static void GLAPIENTRY
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VertexAttrib1NsvNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, SHORT_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1svNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NsvNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, SHORT_TO_FLOAT(v[0]),
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SHORT_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2svNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NsvNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, SHORT_TO_FLOAT(v[0]),
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SHORT_TO_FLOAT(v[1]),
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SHORT_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3svNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NsvNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, SHORT_TO_FLOAT(v[0]),
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SHORT_TO_FLOAT(v[1]),
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SHORT_TO_FLOAT(v[2]),
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SHORT_TO_FLOAT(v[3])));
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}
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static void GLAPIENTRY
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VertexAttrib4svNV(GLuint index, const GLshort *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2], (GLfloat)v[3]));
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}
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/* GL_UNSIGNED_SHORT attributes */
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static void GLAPIENTRY
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VertexAttrib1NusvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, USHORT_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1usvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NusvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, USHORT_TO_FLOAT(v[0]),
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USHORT_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2usvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0],
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(GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NusvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, USHORT_TO_FLOAT(v[0]),
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USHORT_TO_FLOAT(v[1]),
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USHORT_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3usvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NusvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, USHORT_TO_FLOAT(v[0]),
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USHORT_TO_FLOAT(v[1]),
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USHORT_TO_FLOAT(v[2]),
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USHORT_TO_FLOAT(v[3])));
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}
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static void GLAPIENTRY
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VertexAttrib4usvNV(GLuint index, const GLushort *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2], (GLfloat)v[3]));
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}
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/* GL_INT attributes */
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static void GLAPIENTRY
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VertexAttrib1NivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, INT_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1ivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, INT_TO_FLOAT(v[0]),
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INT_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2ivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, INT_TO_FLOAT(v[0]),
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INT_TO_FLOAT(v[1]),
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INT_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3ivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, INT_TO_FLOAT(v[0]),
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INT_TO_FLOAT(v[1]),
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INT_TO_FLOAT(v[2]),
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INT_TO_FLOAT(v[3])));
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}
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static void GLAPIENTRY
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VertexAttrib4ivNV(GLuint index, const GLint *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2], (GLfloat)v[3]));
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}
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/* GL_UNSIGNED_INT attributes */
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static void GLAPIENTRY
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VertexAttrib1NuivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, UINT_TO_FLOAT(v[0])));
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}
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static void GLAPIENTRY
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VertexAttrib1uivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib1fNV(GET_DISPATCH(), (index, (GLfloat)v[0]));
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}
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static void GLAPIENTRY
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VertexAttrib2NuivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, UINT_TO_FLOAT(v[0]),
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UINT_TO_FLOAT(v[1])));
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}
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static void GLAPIENTRY
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VertexAttrib2uivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib2fNV(GET_DISPATCH(), (index, (GLfloat)v[0],
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(GLfloat)v[1]));
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}
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static void GLAPIENTRY
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VertexAttrib3NuivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, UINT_TO_FLOAT(v[0]),
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UINT_TO_FLOAT(v[1]),
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UINT_TO_FLOAT(v[2])));
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}
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static void GLAPIENTRY
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VertexAttrib3uivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib3fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
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(GLfloat)v[2]));
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}
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static void GLAPIENTRY
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VertexAttrib4NuivNV(GLuint index, const GLuint *v)
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{
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CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, UINT_TO_FLOAT(v[0]),
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UINT_TO_FLOAT(v[1]),
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|
UINT_TO_FLOAT(v[2]),
|
|
UINT_TO_FLOAT(v[3])));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib4uivNV(GLuint index, const GLuint *v)
|
|
{
|
|
CALL_VertexAttrib4fNV(GET_DISPATCH(), (index, (GLfloat)v[0], (GLfloat)v[1],
|
|
(GLfloat)v[2], (GLfloat)v[3]));
|
|
}
|
|
|
|
/* GL_FLOAT attributes */
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib1fvNV(GLuint index, const GLfloat *v)
|
|
{
|
|
CALL_VertexAttrib1fvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib2fvNV(GLuint index, const GLfloat *v)
|
|
{
|
|
CALL_VertexAttrib2fvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib3fvNV(GLuint index, const GLfloat *v)
|
|
{
|
|
CALL_VertexAttrib3fvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib4fvNV(GLuint index, const GLfloat *v)
|
|
{
|
|
CALL_VertexAttrib4fvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
/* GL_DOUBLE attributes */
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib1dvNV(GLuint index, const GLdouble *v)
|
|
{
|
|
CALL_VertexAttrib1dvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib2dvNV(GLuint index, const GLdouble *v)
|
|
{
|
|
CALL_VertexAttrib2dvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib3dvNV(GLuint index, const GLdouble *v)
|
|
{
|
|
CALL_VertexAttrib3dvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
static void GLAPIENTRY
|
|
VertexAttrib4dvNV(GLuint index, const GLdouble *v)
|
|
{
|
|
CALL_VertexAttrib4dvNV(GET_DISPATCH(), (index, v));
|
|
}
|
|
|
|
|
|
/*
|
|
* Array [size][type] of VertexAttrib functions
|
|
*/
|
|
static attrib_func AttribFuncsNV[2][4][NUM_TYPES] = {
|
|
{
|
|
/* non-normalized */
|
|
{
|
|
/* size 1 */
|
|
(attrib_func) VertexAttrib1bvNV,
|
|
(attrib_func) VertexAttrib1ubvNV,
|
|
(attrib_func) VertexAttrib1svNV,
|
|
(attrib_func) VertexAttrib1usvNV,
|
|
(attrib_func) VertexAttrib1ivNV,
|
|
(attrib_func) VertexAttrib1uivNV,
|
|
(attrib_func) VertexAttrib1fvNV,
|
|
(attrib_func) VertexAttrib1dvNV
|
|
},
|
|
{
|
|
/* size 2 */
|
|
(attrib_func) VertexAttrib2bvNV,
|
|
(attrib_func) VertexAttrib2ubvNV,
|
|
(attrib_func) VertexAttrib2svNV,
|
|
(attrib_func) VertexAttrib2usvNV,
|
|
(attrib_func) VertexAttrib2ivNV,
|
|
(attrib_func) VertexAttrib2uivNV,
|
|
(attrib_func) VertexAttrib2fvNV,
|
|
(attrib_func) VertexAttrib2dvNV
|
|
},
|
|
{
|
|
/* size 3 */
|
|
(attrib_func) VertexAttrib3bvNV,
|
|
(attrib_func) VertexAttrib3ubvNV,
|
|
(attrib_func) VertexAttrib3svNV,
|
|
(attrib_func) VertexAttrib3usvNV,
|
|
(attrib_func) VertexAttrib3ivNV,
|
|
(attrib_func) VertexAttrib3uivNV,
|
|
(attrib_func) VertexAttrib3fvNV,
|
|
(attrib_func) VertexAttrib3dvNV
|
|
},
|
|
{
|
|
/* size 4 */
|
|
(attrib_func) VertexAttrib4bvNV,
|
|
(attrib_func) VertexAttrib4ubvNV,
|
|
(attrib_func) VertexAttrib4svNV,
|
|
(attrib_func) VertexAttrib4usvNV,
|
|
(attrib_func) VertexAttrib4ivNV,
|
|
(attrib_func) VertexAttrib4uivNV,
|
|
(attrib_func) VertexAttrib4fvNV,
|
|
(attrib_func) VertexAttrib4dvNV
|
|
}
|
|
},
|
|
{
|
|
/* normalized (except for float/double) */
|
|
{
|
|
/* size 1 */
|
|
(attrib_func) VertexAttrib1NbvNV,
|
|
(attrib_func) VertexAttrib1NubvNV,
|
|
(attrib_func) VertexAttrib1NsvNV,
|
|
(attrib_func) VertexAttrib1NusvNV,
|
|
(attrib_func) VertexAttrib1NivNV,
|
|
(attrib_func) VertexAttrib1NuivNV,
|
|
(attrib_func) VertexAttrib1fvNV,
|
|
(attrib_func) VertexAttrib1dvNV
|
|
},
|
|
{
|
|
/* size 2 */
|
|
(attrib_func) VertexAttrib2NbvNV,
|
|
(attrib_func) VertexAttrib2NubvNV,
|
|
(attrib_func) VertexAttrib2NsvNV,
|
|
(attrib_func) VertexAttrib2NusvNV,
|
|
(attrib_func) VertexAttrib2NivNV,
|
|
(attrib_func) VertexAttrib2NuivNV,
|
|
(attrib_func) VertexAttrib2fvNV,
|
|
(attrib_func) VertexAttrib2dvNV
|
|
},
|
|
{
|
|
/* size 3 */
|
|
(attrib_func) VertexAttrib3NbvNV,
|
|
(attrib_func) VertexAttrib3NubvNV,
|
|
(attrib_func) VertexAttrib3NsvNV,
|
|
(attrib_func) VertexAttrib3NusvNV,
|
|
(attrib_func) VertexAttrib3NivNV,
|
|
(attrib_func) VertexAttrib3NuivNV,
|
|
(attrib_func) VertexAttrib3fvNV,
|
|
(attrib_func) VertexAttrib3dvNV
|
|
},
|
|
{
|
|
/* size 4 */
|
|
(attrib_func) VertexAttrib4NbvNV,
|
|
(attrib_func) VertexAttrib4NubvNV,
|
|
(attrib_func) VertexAttrib4NsvNV,
|
|
(attrib_func) VertexAttrib4NusvNV,
|
|
(attrib_func) VertexAttrib4NivNV,
|
|
(attrib_func) VertexAttrib4NuivNV,
|
|
(attrib_func) VertexAttrib4fvNV,
|
|
(attrib_func) VertexAttrib4dvNV
|
|
}
|
|
}
|
|
};
|
|
|
|
/**********************************************************************/
|
|
|
|
|
|
GLboolean _ae_create_context( struct gl_context *ctx )
|
|
{
|
|
if (ctx->aelt_context)
|
|
return GL_TRUE;
|
|
|
|
FogCoordFuncs[0] = -1;
|
|
FogCoordFuncs[1] = -1;
|
|
FogCoordFuncs[2] = -1;
|
|
FogCoordFuncs[3] = -1;
|
|
FogCoordFuncs[4] = -1;
|
|
FogCoordFuncs[5] = -1;
|
|
FogCoordFuncs[6] = _gloffset_FogCoordfvEXT;
|
|
FogCoordFuncs[7] = _gloffset_FogCoorddvEXT;
|
|
|
|
ctx->aelt_context = CALLOC( sizeof(AEcontext) );
|
|
if (!ctx->aelt_context)
|
|
return GL_FALSE;
|
|
|
|
AE_CONTEXT(ctx)->NewState = ~0;
|
|
return GL_TRUE;
|
|
}
|
|
|
|
|
|
void _ae_destroy_context( struct gl_context *ctx )
|
|
{
|
|
if ( AE_CONTEXT( ctx ) ) {
|
|
FREE( ctx->aelt_context );
|
|
ctx->aelt_context = NULL;
|
|
}
|
|
}
|
|
|
|
static void check_vbo( AEcontext *actx,
|
|
struct gl_buffer_object *vbo )
|
|
{
|
|
if (_mesa_is_bufferobj(vbo) && !_mesa_bufferobj_mapped(vbo)) {
|
|
GLuint i;
|
|
for (i = 0; i < actx->nr_vbos; i++)
|
|
if (actx->vbo[i] == vbo)
|
|
return;
|
|
assert(actx->nr_vbos < VERT_ATTRIB_MAX);
|
|
actx->vbo[actx->nr_vbos++] = vbo;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Make a list of per-vertex functions to call for each glArrayElement call.
|
|
* These functions access the array data (i.e. glVertex, glColor, glNormal,
|
|
* etc).
|
|
* Note: this may be called during display list construction.
|
|
*/
|
|
static void _ae_update_state( struct gl_context *ctx )
|
|
{
|
|
AEcontext *actx = AE_CONTEXT(ctx);
|
|
AEarray *aa = actx->arrays;
|
|
AEattrib *at = actx->attribs;
|
|
|
|
actx->nr_vbos = 0;
|
|
|
|
/* conventional vertex arrays */
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
|
|
aa->offset = IndexFuncs[TYPE_IDX(aa->array->Type)];
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_EDGEFLAG];
|
|
aa->offset = _gloffset_EdgeFlagv;
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_NORMAL];
|
|
aa->offset = NormalFuncs[TYPE_IDX(aa->array->Type)];
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR];
|
|
aa->offset = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_FOG];
|
|
aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
{
|
|
struct gl_client_array *attribArray = &ctx->Array.VertexAttrib[VERT_ATTRIB_TEX];
|
|
if (attribArray->Enabled) {
|
|
/* NOTE: we use generic glVertexAttribNV functions here.
|
|
* If we ever remove GL_NV_vertex_program this will have to change.
|
|
*/
|
|
at->array = attribArray;
|
|
ASSERT(!at->array->Normalized);
|
|
at->func = AttribFuncsNV[at->array->Normalized]
|
|
[at->array->Size-1]
|
|
[TYPE_IDX(at->array->Type)];
|
|
at->index = VERT_ATTRIB_TEX;
|
|
check_vbo(actx, at->array->BufferObj);
|
|
at++;
|
|
}
|
|
}
|
|
|
|
/* finally, vertex position */
|
|
if (ctx->Array.VertexAttrib[VERT_ATTRIB_POS].Enabled) {
|
|
aa->array = &ctx->Array.VertexAttrib[VERT_ATTRIB_POS];
|
|
aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
|
|
check_vbo(actx, aa->array->BufferObj);
|
|
aa++;
|
|
}
|
|
|
|
check_vbo(actx, ctx->Array.ElementArrayBufferObj);
|
|
|
|
ASSERT(at - actx->attribs <= VERT_ATTRIB_MAX);
|
|
ASSERT(aa - actx->arrays < 32);
|
|
at->func = NULL; /* terminate the list */
|
|
aa->offset = -1; /* terminate the list */
|
|
|
|
actx->NewState = 0;
|
|
}
|
|
|
|
void _ae_map_vbos( struct gl_context *ctx )
|
|
{
|
|
AEcontext *actx = AE_CONTEXT(ctx);
|
|
GLuint i;
|
|
|
|
if (actx->mapped_vbos)
|
|
return;
|
|
|
|
if (actx->NewState)
|
|
_ae_update_state(ctx);
|
|
|
|
for (i = 0; i < actx->nr_vbos; i++)
|
|
ctx->Driver.MapBufferRange(ctx, 0,
|
|
actx->vbo[i]->Size,
|
|
GL_MAP_READ_BIT,
|
|
actx->vbo[i]);
|
|
|
|
if (actx->nr_vbos)
|
|
actx->mapped_vbos = GL_TRUE;
|
|
}
|
|
|
|
void _ae_unmap_vbos( struct gl_context *ctx )
|
|
{
|
|
AEcontext *actx = AE_CONTEXT(ctx);
|
|
GLuint i;
|
|
|
|
if (!actx->mapped_vbos)
|
|
return;
|
|
|
|
assert (!actx->NewState);
|
|
|
|
for (i = 0; i < actx->nr_vbos; i++)
|
|
ctx->Driver.UnmapBuffer(ctx, actx->vbo[i]);
|
|
|
|
actx->mapped_vbos = GL_FALSE;
|
|
}
|
|
|
|
|
|
/**
|
|
* Called via glArrayElement() and glDrawArrays().
|
|
* Issue the glNormal, glVertex, glColor, glVertexAttrib, etc functions
|
|
* for all enabled vertex arrays (for elt-th element).
|
|
* Note: this may be called during display list construction.
|
|
*/
|
|
void GLAPIENTRY _ae_ArrayElement( GLint elt )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
const AEcontext *actx = AE_CONTEXT(ctx);
|
|
const AEarray *aa;
|
|
const AEattrib *at;
|
|
const struct _glapi_table * const disp = GET_DISPATCH();
|
|
GLboolean do_map;
|
|
|
|
if (actx->NewState) {
|
|
assert(!actx->mapped_vbos);
|
|
_ae_update_state( ctx );
|
|
}
|
|
|
|
/* Determine if we need to map/unmap VBOs */
|
|
do_map = actx->nr_vbos && !actx->mapped_vbos;
|
|
|
|
if (do_map)
|
|
_ae_map_vbos(ctx);
|
|
|
|
/* emit generic attribute elements */
|
|
for (at = actx->attribs; at->func; at++) {
|
|
const GLubyte *src
|
|
= ADD_POINTERS(at->array->BufferObj->Pointer, at->array->Ptr)
|
|
+ elt * at->array->StrideB;
|
|
at->func( at->index, src );
|
|
}
|
|
|
|
/* emit conventional arrays elements */
|
|
for (aa = actx->arrays; aa->offset != -1 ; aa++) {
|
|
const GLubyte *src
|
|
= ADD_POINTERS(aa->array->BufferObj->Pointer, aa->array->Ptr)
|
|
+ elt * aa->array->StrideB;
|
|
CALL_by_offset( disp, (array_func), aa->offset,
|
|
((const void *) src) );
|
|
}
|
|
|
|
if (do_map)
|
|
_ae_unmap_vbos(ctx);
|
|
}
|
|
|
|
|
|
void _ae_invalidate_state( struct gl_context *ctx, GLuint new_state )
|
|
{
|
|
AEcontext *actx = AE_CONTEXT(ctx);
|
|
|
|
|
|
/* Only interested in this subset of mesa state. Need to prune
|
|
* this down as both tnl/ and the drivers can raise statechanges
|
|
* for arcane reasons in the middle of seemingly atomic operations
|
|
* like DrawElements, over which we'd like to keep a known set of
|
|
* arrays and vbo's mapped.
|
|
*
|
|
* Luckily, neither the drivers nor tnl muck with the state that
|
|
* concerns us here:
|
|
*/
|
|
new_state &= _NEW_ARRAY;
|
|
if (new_state) {
|
|
assert(!actx->mapped_vbos);
|
|
actx->NewState |= new_state;
|
|
}
|
|
}
|
|
|
|
|
|
void _mesa_install_arrayelt_vtxfmt(struct _glapi_table *disp,
|
|
const GLvertexformat *vfmt)
|
|
{
|
|
SET_ArrayElement(disp, vfmt->ArrayElement);
|
|
}
|
|
|
|
|
|
#endif /* FEATURE_arrayelt */
|