summaryrefslogtreecommitdiffstats
path: root/src/mesa/tnl/t_vtx_eval.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/tnl/t_vtx_eval.c')
-rw-r--r--src/mesa/tnl/t_vtx_eval.c264
1 files changed, 0 insertions, 264 deletions
diff --git a/src/mesa/tnl/t_vtx_eval.c b/src/mesa/tnl/t_vtx_eval.c
deleted file mode 100644
index bb621ecbe39..00000000000
--- a/src/mesa/tnl/t_vtx_eval.c
+++ /dev/null
@@ -1,264 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.5.1
- *
- * Copyright (C) 1999-2006 Brian Paul 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, sublicense,
- * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL 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.
- *
- * Authors:
- * Keith Whitwell <[email protected]>
- */
-
-#include "glheader.h"
-#include "api_eval.h"
-#include "context.h"
-#include "macros.h"
-#include "math/m_eval.h"
-#include "t_vtx_api.h"
-#include "dispatch.h"
-
-
-static void clear_active_eval1( TNLcontext *tnl, GLuint attr )
-{
- ASSERT(attr < _TNL_NUM_EVAL);
- tnl->vtx.eval.map1[attr].map = NULL;
-}
-
-static void clear_active_eval2( TNLcontext *tnl, GLuint attr )
-{
- ASSERT(attr < _TNL_NUM_EVAL);
- tnl->vtx.eval.map2[attr].map = NULL;
-}
-
-static void set_active_eval1( TNLcontext *tnl, GLuint attr, GLuint dim,
- struct gl_1d_map *map )
-{
- ASSERT(attr < _TNL_NUM_EVAL);
- if (!tnl->vtx.eval.map1[attr].map) {
- tnl->vtx.eval.map1[attr].map = map;
- tnl->vtx.eval.map1[attr].sz = dim;
- }
-}
-
-static void set_active_eval2( TNLcontext *tnl, GLuint attr, GLuint dim,
- struct gl_2d_map *map )
-{
- ASSERT(attr < _TNL_NUM_EVAL);
- if (!tnl->vtx.eval.map2[attr].map) {
- tnl->vtx.eval.map2[attr].map = map;
- tnl->vtx.eval.map2[attr].sz = dim;
- }
-}
-
-void _tnl_update_eval( GLcontext *ctx )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint attr;
-
- /* Vertex program maps have priority over conventional attribs */
-
- for (attr = 0; attr < _TNL_NUM_EVAL; attr++) {
- clear_active_eval1( tnl, attr );
- clear_active_eval2( tnl, attr );
- }
-
- if (ctx->Eval.Map1Color4)
- set_active_eval1( tnl, VERT_ATTRIB_COLOR0, 4, &ctx->EvalMap.Map1Color4 );
-
- if (ctx->Eval.Map2Color4)
- set_active_eval2( tnl, VERT_ATTRIB_COLOR0, 4, &ctx->EvalMap.Map2Color4 );
-
- if (ctx->Eval.Map1TextureCoord4)
- set_active_eval1( tnl, VERT_ATTRIB_TEX0, 4, &ctx->EvalMap.Map1Texture4 );
- else if (ctx->Eval.Map1TextureCoord3)
- set_active_eval1( tnl, VERT_ATTRIB_TEX0, 3, &ctx->EvalMap.Map1Texture3 );
- else if (ctx->Eval.Map1TextureCoord2)
- set_active_eval1( tnl, VERT_ATTRIB_TEX0, 2, &ctx->EvalMap.Map1Texture2 );
- else if (ctx->Eval.Map1TextureCoord1)
- set_active_eval1( tnl, VERT_ATTRIB_TEX0, 1, &ctx->EvalMap.Map1Texture1 );
-
- if (ctx->Eval.Map2TextureCoord4)
- set_active_eval2( tnl, VERT_ATTRIB_TEX0, 4, &ctx->EvalMap.Map2Texture4 );
- else if (ctx->Eval.Map2TextureCoord3)
- set_active_eval2( tnl, VERT_ATTRIB_TEX0, 3, &ctx->EvalMap.Map2Texture3 );
- else if (ctx->Eval.Map2TextureCoord2)
- set_active_eval2( tnl, VERT_ATTRIB_TEX0, 2, &ctx->EvalMap.Map2Texture2 );
- else if (ctx->Eval.Map2TextureCoord1)
- set_active_eval2( tnl, VERT_ATTRIB_TEX0, 1, &ctx->EvalMap.Map2Texture1 );
-
- if (ctx->Eval.Map1Normal)
- set_active_eval1( tnl, VERT_ATTRIB_NORMAL, 3, &ctx->EvalMap.Map1Normal );
-
- if (ctx->Eval.Map2Normal)
- set_active_eval2( tnl, VERT_ATTRIB_NORMAL, 3, &ctx->EvalMap.Map2Normal );
-
- if (ctx->Eval.Map1Vertex4)
- set_active_eval1( tnl, VERT_ATTRIB_POS, 4, &ctx->EvalMap.Map1Vertex4 );
- else if (ctx->Eval.Map1Vertex3)
- set_active_eval1( tnl, VERT_ATTRIB_POS, 3, &ctx->EvalMap.Map1Vertex3 );
-
- if (ctx->Eval.Map2Vertex4)
- set_active_eval2( tnl, VERT_ATTRIB_POS, 4, &ctx->EvalMap.Map2Vertex4 );
- else if (ctx->Eval.Map2Vertex3)
- set_active_eval2( tnl, VERT_ATTRIB_POS, 3, &ctx->EvalMap.Map2Vertex3 );
-
- /* Evaluators with generic attributes is only supported for NV vertex
- * programs, not ARB vertex programs. 16 evaluator maps are supported.
- * We do this after the conventional attributes since the spec says that
- * these generic maps have higher priority.
- */
- if (ctx->VertexProgram._Current &&
- ctx->VertexProgram._Current->IsNVProgram) {
- for (attr = 0; attr < 16; attr++) {
- if (ctx->Eval.Map1Attrib[attr])
- set_active_eval1( tnl, attr, 4, &ctx->EvalMap.Map1Attrib[attr] );
-
- if (ctx->Eval.Map2Attrib[attr])
- set_active_eval2( tnl, attr, 4, &ctx->EvalMap.Map2Attrib[attr] );
- }
- }
-
- tnl->vtx.eval.new_state = 0;
-}
-
-
-
-void _tnl_do_EvalCoord1f(GLcontext* ctx, GLfloat u)
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint attr;
-
- for (attr = 1; attr < _TNL_NUM_EVAL; attr++) {
- struct gl_1d_map *map = tnl->vtx.eval.map1[attr].map;
- if (map) {
- GLfloat uu = (u - map->u1) * map->du;
- GLfloat data[4];
-
- ASSIGN_4V(data, 0, 0, 0, 1);
-
- _math_horner_bezier_curve(map->Points, data, uu,
- tnl->vtx.eval.map1[attr].sz,
- map->Order);
-
- COPY_SZ_4V( tnl->vtx.attrptr[attr],
- tnl->vtx.attrsz[attr],
- data );
- }
- }
-
- /** Vertex -- EvalCoord1f is a noop if this map not enabled:
- **/
- if (tnl->vtx.eval.map1[0].map) {
- struct gl_1d_map *map = tnl->vtx.eval.map1[0].map;
- GLfloat uu = (u - map->u1) * map->du;
- GLfloat vertex[4];
-
- ASSIGN_4V(vertex, 0, 0, 0, 1);
-
- _math_horner_bezier_curve(map->Points, vertex, uu,
- tnl->vtx.eval.map1[0].sz,
- map->Order);
-
- if (tnl->vtx.eval.map1[0].sz == 4)
- CALL_Vertex4fv(GET_DISPATCH(), ( vertex ));
- else
- CALL_Vertex3fv(GET_DISPATCH(), ( vertex ));
- }
-}
-
-
-
-void _tnl_do_EvalCoord2f( GLcontext* ctx, GLfloat u, GLfloat v )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint attr;
-
- for (attr = 1; attr < _TNL_NUM_EVAL; attr++) {
- struct gl_2d_map *map = tnl->vtx.eval.map2[attr].map;
- if (map) {
- GLfloat uu = (u - map->u1) * map->du;
- GLfloat vv = (v - map->v1) * map->dv;
- GLfloat data[4];
-
- ASSIGN_4V(data, 0, 0, 0, 1);
-
- _math_horner_bezier_surf(map->Points,
- data,
- uu, vv,
- tnl->vtx.eval.map2[attr].sz,
- map->Uorder, map->Vorder);
-
- COPY_SZ_4V( tnl->vtx.attrptr[attr],
- tnl->vtx.attrsz[attr],
- data );
- }
- }
-
- /** Vertex -- EvalCoord2f is a noop if this map not enabled:
- **/
- if (tnl->vtx.eval.map2[0].map) {
- struct gl_2d_map *map = tnl->vtx.eval.map2[0].map;
- GLfloat uu = (u - map->u1) * map->du;
- GLfloat vv = (v - map->v1) * map->dv;
- GLfloat vertex[4];
-
- ASSIGN_4V(vertex, 0, 0, 0, 1);
-
- if (ctx->Eval.AutoNormal) {
- GLfloat normal[4];
- GLfloat du[4], dv[4];
-
- _math_de_casteljau_surf(map->Points, vertex, du, dv, uu, vv,
- tnl->vtx.eval.map2[0].sz,
- map->Uorder, map->Vorder);
-
- if (tnl->vtx.eval.map2[0].sz == 4) {
- du[0] = du[0]*vertex[3] - du[3]*vertex[0];
- du[1] = du[1]*vertex[3] - du[3]*vertex[1];
- du[2] = du[2]*vertex[3] - du[3]*vertex[2];
-
- dv[0] = dv[0]*vertex[3] - dv[3]*vertex[0];
- dv[1] = dv[1]*vertex[3] - dv[3]*vertex[1];
- dv[2] = dv[2]*vertex[3] - dv[3]*vertex[2];
- }
-
-
- CROSS3(normal, du, dv);
- NORMALIZE_3FV(normal);
- normal[3] = 1.0;
-
- COPY_SZ_4V( tnl->vtx.attrptr[_TNL_ATTRIB_NORMAL],
- tnl->vtx.attrsz[_TNL_ATTRIB_NORMAL],
- normal );
-
- }
- else {
- _math_horner_bezier_surf(map->Points, vertex, uu, vv,
- tnl->vtx.eval.map2[0].sz,
- map->Uorder, map->Vorder);
- }
-
- if (tnl->vtx.attrsz[0] == 4)
- CALL_Vertex4fv(GET_DISPATCH(), ( vertex ));
- else
- CALL_Vertex3fv(GET_DISPATCH(), ( vertex ));
- }
-}
-
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 01:27:18 +0000