-/* $Id: t_vb_program.c,v 1.5 2001/12/18 04:06:46 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 4.1
+ * Version: 5.1
*
- * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2003 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"),
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-/*
- * -------- Regarding NV_vertex_program --------
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * o Redistribution of the source code must contain a copyright notice
- * and this list of conditions;
- *
- * o Redistribution in binary and source code form must contain the
- * following Notice in the software and any documentation and/or other
- * materials provided with the distribution; and
- *
- * o The name of Nvidia may not be used to promote or endorse software
- * derived from the software.
- *
- * NOTICE: Nvidia hereby grants to each recipient a non-exclusive worldwide
- * royalty free patent license under patent claims that are licensable by
- * Nvidia and which are necessarily required and for which no commercially
- * viable non infringing alternative exists to make, use, sell, offer to sell,
- * import and otherwise transfer the vertex extension for the Mesa 3D Graphics
- * Library as distributed in source code and object code form. No hardware or
- * hardware implementation (including a semiconductor implementation and chips)
- * are licensed hereunder. If a recipient makes a patent claim or institutes
- * patent litigation against Nvidia or Nvidia's customers for use or sale of
- * Nvidia products, then this license grant as to such recipient shall
- * immediately terminate and recipient immediately agrees to cease use and
- * distribution of the Mesa Program and derivatives thereof.
- *
- * THE MESA 3D GRAPHICS LIBRARY IS PROVIDED ON AN "AS IS BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING,
- * WITHOUT LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-NFRINGEMENT
- * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * NVIDIA SHALL NOT HAVE ANY LIABILITY FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING WITHOUT LIMITATION
- * LOST PROFITS), HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OR DISTRIBUTION OF THE MESA 3D GRAPHICS
- * LIBRARY OR EVIDENCE OR THE EXERCISE OF ANY RIGHTS GRANTED HEREUNDR, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * If you do not comply with this agreement, then Nvidia may cancel the license
- * and rights granted herein.
- * ---------------------------------------------
- */
-/*
- * Authors:
- * Brian Paul
+/**
+ * \file tnl/t_vb_program.c
+ * \brief Pipeline stage for executing NVIDIA vertex programs.
+ * \author Brian Paul, Keith Whitwell
*/
#include "hash.h"
#include "light.h"
#include "macros.h"
-#include "mem.h"
-#include "mmath.h"
+#include "imports.h"
#include "simple_list.h"
#include "mtypes.h"
-#include "vpexec.h"
+#include "nvvertprog.h"
+#include "nvvertexec.h"
+#include "nvprogram.h"
#include "math/m_translate.h"
#include "t_context.h"
#include "t_pipeline.h"
-#include "t_imm_api.h"
-#include "t_imm_exec.h"
-
-
-
-static void
-_vp_ArrayElement( GLint i )
-{
- /* XXX to do */
-}
-
-static void
-_vp_Color3f( GLfloat r, GLfloat g, GLfloat b )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- ASSIGN_4V(attrib, r, g, b, 1.0F);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color3fv( const GLfloat *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- ASSIGN_4V(attrib, color[0], color[1], color[2], 1.0F);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color3ub( GLubyte r, GLubyte g, GLubyte b )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(r);
- attrib[1] = UBYTE_TO_FLOAT(g);
- attrib[2] = UBYTE_TO_FLOAT(b);
- attrib[3] = 1.0F;
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color3ubv( const GLubyte *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(color[0]);
- attrib[1] = UBYTE_TO_FLOAT(color[1]);
- attrib[2] = UBYTE_TO_FLOAT(color[2]);
- attrib[3] = 1.0F;
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color4f( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- ASSIGN_4V(attrib, r, g, b, a);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color4fv( const GLfloat *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- COPY_4V(attrib, color);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color4ub( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(r);
- attrib[1] = UBYTE_TO_FLOAT(g);
- attrib[2] = UBYTE_TO_FLOAT(b);
- attrib[3] = UBYTE_TO_FLOAT(a);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_Color4ubv( const GLubyte *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR0][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(color[0]);
- attrib[1] = UBYTE_TO_FLOAT(color[1]);
- attrib[2] = UBYTE_TO_FLOAT(color[2]);
- attrib[3] = UBYTE_TO_FLOAT(color[3]);
- IM->Flag[IM->Count] |= VERT_COLOR0_BIT;
-}
-
-static void
-_vp_EdgeFlag( GLboolean flag )
-{
- GET_IMMEDIATE;
- IM->EdgeFlag[IM->Count] = flag;
- IM->Flag[IM->Count] |= VERT_EDGEFLAG_BIT;
-}
-
-static void
-_vp_EdgeFlagv( const GLboolean *flag )
-{
- GET_IMMEDIATE;
- IM->EdgeFlag[IM->Count] = *flag;
- IM->Flag[IM->Count] |= VERT_EDGEFLAG_BIT;
-}
-
-static void
-_vp_EvalCoord1f( GLfloat s )
-{
- (void) s;
- /* XXX no-op? */
-}
-
-static void
-_vp_EvalCoord1fv( const GLfloat *v )
-{
- (void) v;
- /* XXX no-op? */
-}
-
-static void
-_vp_EvalCoord2f( GLfloat s, GLfloat t )
-{
- (void) s;
- (void )t;
- /* XXX no-op? */
-}
-
-static void
-_vp_EvalCoord2fv( const GLfloat *v )
-{
- (void) v;
- /* XXX no-op? */
-}
-
-static void
-_vp_EvalPoint1( GLint i )
-{
- (void) i;
-}
-
-static void
-_vp_EvalPoint2( GLint i, GLint j )
-{
- (void) i;
- (void) j;
-}
-
-static void
-_vp_FogCoordf( GLfloat f )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_FOG][IM->Count];
- ASSIGN_4V(attrib, f, 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_FOG_BIT;
-}
-
-static void
-_vp_FogCoordfv( const GLfloat *f )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_FOG][IM->Count];
- ASSIGN_4V(attrib, f[0], 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_FOG_BIT;
-}
-
-static void
-_vp_Indexi( GLint i )
-{
- (void) i;
-}
-
-static void
-_vp_Indexiv( const GLint *i )
-{
- (void) i;
-}
-
-static void
-_vp_Materialfv( GLenum face, GLenum pname, const GLfloat *v)
-{
- /* XXX no-op? */
-}
-
-static void
-_vp_MultiTexCoord1f( GLenum unit, GLfloat s )
-{
- const GLint u = (GLint) unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, s, 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord1fv( GLenum unit, const GLfloat *c )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, c[0], 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord2f( GLenum unit, GLfloat s, GLfloat t )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, s, t, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-static void
-_vp_MultiTexCoord2fv( GLenum unit, const GLfloat *c )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, c[0], c[1], 0.0F, 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord3f( GLenum unit, GLfloat s, GLfloat t, GLfloat r )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, s, t, r, 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord3fv( GLenum unit, const GLfloat *c )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, c[0], c[1], c[2], 1.0F);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord4f( GLenum unit, GLfloat s, GLfloat t, GLfloat r, GLfloat q )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- ASSIGN_4V(attrib, s, t, r, q);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_MultiTexCoord4fv( GLenum unit, const GLfloat *c )
-{
- const GLint u = unit - GL_TEXTURE0_ARB;
- if (u >=0 && u < 8) {
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0 + u][IM->Count];
- COPY_4V(attrib, c);
- IM->Flag[IM->Count] |= (VERT_TEX0_BIT << u);
- }
-}
-
-static void
-_vp_Normal3f( GLfloat x, GLfloat y, GLfloat z )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_NORMAL][IM->Count];
- ASSIGN_4V(attrib, x, y, z, 1.0F);
- IM->Flag[IM->Count] |= VERT_NORMAL_BIT;
-}
-
-static void
-_vp_Normal3fv( const GLfloat *n )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_NORMAL][IM->Count];
- ASSIGN_4V(attrib, n[0], n[1], n[2], 1.0F);
- IM->Flag[IM->Count] |= VERT_NORMAL_BIT;
-}
-
-static void
-_vp_SecondaryColor3f( GLfloat r, GLfloat g, GLfloat b )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR1][IM->Count];
- ASSIGN_4V(attrib, r, g, b, 1.0F);
- IM->Flag[IM->Count] |= VERT_COLOR1_BIT;
-}
-static void
-_vp_SecondaryColor3fv( const GLfloat *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR1][IM->Count];
- ASSIGN_4V(attrib, color[0], color[1], color[2], 1.0F);
- IM->Flag[IM->Count] |= VERT_COLOR1_BIT;
-}
-
-static void
-_vp_SecondaryColor3ub( GLubyte r, GLubyte g, GLubyte b )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR1][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(r);
- attrib[1] = UBYTE_TO_FLOAT(g);
- attrib[2] = UBYTE_TO_FLOAT(b);
- attrib[3] = 1.0F;
- IM->Flag[IM->Count] |= VERT_COLOR1_BIT;
-}
-
-static void
-_vp_SecondaryColor3ubv( const GLubyte *color )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_COLOR1][IM->Count];
- attrib[0] = UBYTE_TO_FLOAT(color[0]);
- attrib[1] = UBYTE_TO_FLOAT(color[1]);
- attrib[2] = UBYTE_TO_FLOAT(color[2]);
- attrib[3] = 1.0F;
- IM->Flag[IM->Count] |= VERT_COLOR1_BIT;
-}
-
-static void
-_vp_TexCoord1f( GLfloat s )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, s, 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord1fv( const GLfloat *c )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, c[0], 0.0F, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord2f( GLfloat s, GLfloat t )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, s, t, 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord2fv( const GLfloat *c )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, c[0], c[1], 0.0F, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord3f( GLfloat s, GLfloat t, GLfloat r )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, s, t, r, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord3fv( const GLfloat *c )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, c[0], c[1], c[2], 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord4f( GLfloat s, GLfloat t, GLfloat r, GLfloat q )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- ASSIGN_4V(attrib, s, t, r, 1.0F);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_TexCoord4fv( const GLfloat *c )
-{
- GET_IMMEDIATE;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_TEX0][IM->Count];
- COPY_4V(attrib, c);
- IM->Flag[IM->Count] |= VERT_TEX0_BIT;
-}
-
-static void
-_vp_Vertex2f( GLfloat x, GLfloat y )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- ASSIGN_4V(attrib, x, y, 0.0F, 1.0F);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_Vertex2fv( const GLfloat *v )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- ASSIGN_4V(attrib, v[0], v[1], 0.0F, 1.0F);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_Vertex3f( GLfloat x, GLfloat y, GLfloat z )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- ASSIGN_4V(attrib, x, y, z, 1.0F);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_Vertex3fv( const GLfloat *v )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- ASSIGN_4V(attrib, v[0], v[1], v[2], 1.0F);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_Vertex4f( GLfloat x, GLfloat y, GLfloat z, GLfloat w )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- ASSIGN_4V(attrib, x, y, z, w);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_Vertex4fv( const GLfloat *v )
-{
- GET_IMMEDIATE;
- const GLuint count = IM->Count++;
- GLfloat *attrib = IM->Attrib[VERT_ATTRIB_POS][count];
- COPY_4V(attrib, v);
- IM->Flag[count] |= VERT_OBJ_BIT;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
-}
-
-static void
-_vp_VertexAttrib4f( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w )
-{
- if (index < 16) {
- GET_IMMEDIATE;
- const GLuint count = IM->Count;
- GLfloat *attrib = IM->Attrib[index][count];
- ASSIGN_4V(attrib, x, y, z, w);
- IM->Flag[count] |= (1 << index);
- if (index == 0) {
- IM->Count++;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
- }
- }
-}
-
-static void
-_vp_VertexAttrib4fv( GLuint index, const GLfloat *v )
-{
- if (index < 16) {
- GET_IMMEDIATE;
- const GLuint count = IM->Count;
- GLfloat *attrib = IM->Attrib[index][count];
- COPY_4V(attrib, v);
- IM->Flag[count] |= (1 << index);
- if (index == 0) {
- IM->Count++;
- if (count == IMM_MAXDATA - 1)
- _tnl_flush_immediate( IM );
- }
- }
-}
-
-
-/*
- * When vertex program mode is enabled we hook in different per-vertex
- * functions.
+/**
+ * \warning These values _MUST_ match the values in the OutputRegisters[]
+ * array in vpparse.c!!!
+ */
+#define VERT_RESULT_HPOS 0
+#define VERT_RESULT_COL0 1
+#define VERT_RESULT_COL1 2
+#define VERT_RESULT_BFC0 3
+#define VERT_RESULT_BFC1 4
+#define VERT_RESULT_FOGC 5
+#define VERT_RESULT_PSIZ 6
+#define VERT_RESULT_TEX0 7
+#define VERT_RESULT_TEX1 8
+#define VERT_RESULT_TEX2 9
+#define VERT_RESULT_TEX3 10
+#define VERT_RESULT_TEX4 11
+#define VERT_RESULT_TEX5 12
+#define VERT_RESULT_TEX6 13
+#define VERT_RESULT_TEX7 14
+
+
+/*!
+ * Private storage for the vertex program pipeline stage.
*/
-void _tnl_vprog_vtxfmt_init( GLcontext *ctx )
-{
- GLvertexformat *vfmt = &(TNL_CONTEXT(ctx)->vtxfmt);
-
- /* All begin/end operations are handled by this vertex format:
- */
- vfmt->ArrayElement = _vp_ArrayElement;
- vfmt->Begin = _tnl_Begin;
- vfmt->Color3f = _vp_Color3f;
- vfmt->Color3fv = _vp_Color3fv;
- vfmt->Color3ub = _vp_Color3ub;
- vfmt->Color3ubv = _vp_Color3ubv;
- vfmt->Color4f = _vp_Color4f;
- vfmt->Color4fv = _vp_Color4fv;
- vfmt->Color4ub = _vp_Color4ub;
- vfmt->Color4ubv = _vp_Color4ubv;
- vfmt->EdgeFlag = _vp_EdgeFlag;
- vfmt->EdgeFlagv = _vp_EdgeFlagv;
- vfmt->End = _tnl_End;
- vfmt->EvalCoord1f = _vp_EvalCoord1f;
- vfmt->EvalCoord1fv = _vp_EvalCoord1fv;
- vfmt->EvalCoord2f = _vp_EvalCoord2f;
- vfmt->EvalCoord2fv = _vp_EvalCoord2fv;
- vfmt->EvalPoint1 = _vp_EvalPoint1;
- vfmt->EvalPoint2 = _vp_EvalPoint2;
- vfmt->FogCoordfEXT = _vp_FogCoordf;
- vfmt->FogCoordfvEXT = _vp_FogCoordfv;
- vfmt->Indexi = _vp_Indexi;
- vfmt->Indexiv = _vp_Indexiv;
- vfmt->Materialfv = _vp_Materialfv;
- vfmt->MultiTexCoord1fARB = _vp_MultiTexCoord1f;
- vfmt->MultiTexCoord1fvARB = _vp_MultiTexCoord1fv;
- vfmt->MultiTexCoord2fARB = _vp_MultiTexCoord2f;
- vfmt->MultiTexCoord2fvARB = _vp_MultiTexCoord2fv;
- vfmt->MultiTexCoord3fARB = _vp_MultiTexCoord3f;
- vfmt->MultiTexCoord3fvARB = _vp_MultiTexCoord3fv;
- vfmt->MultiTexCoord4fARB = _vp_MultiTexCoord4f;
- vfmt->MultiTexCoord4fvARB = _vp_MultiTexCoord4fv;
- vfmt->Normal3f = _vp_Normal3f;
- vfmt->Normal3fv = _vp_Normal3fv;
- vfmt->SecondaryColor3fEXT = _vp_SecondaryColor3f;
- vfmt->SecondaryColor3fvEXT = _vp_SecondaryColor3fv;
- vfmt->SecondaryColor3ubEXT = _vp_SecondaryColor3ub;
- vfmt->SecondaryColor3ubvEXT = _vp_SecondaryColor3ubv;
- vfmt->TexCoord1f = _vp_TexCoord1f;
- vfmt->TexCoord1fv = _vp_TexCoord1fv;
- vfmt->TexCoord2f = _vp_TexCoord2f;
- vfmt->TexCoord2fv = _vp_TexCoord2fv;
- vfmt->TexCoord3f = _vp_TexCoord3f;
- vfmt->TexCoord3fv = _vp_TexCoord3fv;
- vfmt->TexCoord4f = _vp_TexCoord4f;
- vfmt->TexCoord4fv = _vp_TexCoord4fv;
- vfmt->Vertex2f = _vp_Vertex2f;
- vfmt->Vertex2fv = _vp_Vertex2fv;
- vfmt->Vertex3f = _vp_Vertex3f;
- vfmt->Vertex3fv = _vp_Vertex3fv;
- vfmt->Vertex4f = _vp_Vertex4f;
- vfmt->Vertex4fv = _vp_Vertex4fv;
- vfmt->VertexAttrib4fNV = _vp_VertexAttrib4f;
- vfmt->VertexAttrib4fvNV = _vp_VertexAttrib4fv;
-
- /* Outside begin/end functions (from t_varray.c, t_eval.c, ...):
- */
- vfmt->Rectf = _mesa_noop_Rectf;
-
- /* Just use the core function:
- */
- vfmt->CallList = _mesa_CallList;
-
- vfmt->prefer_float_colors = GL_TRUE;
-}
-
-
-
struct vp_stage_data {
- GLvector4f clipCoords; /* post-modelview/projection coords */
- GLvector4f ndcCoords; /* normalized device coords */
- struct gl_client_array color0[2]; /* front and back */
- struct gl_client_array color1[2]; /* front and back */
- GLvector4f texCoord[MAX_TEXTURE_UNITS];
- GLvector1f fogCoord;
- GLvector1f pointSize;
- GLubyte *clipmask;
- GLubyte ormask, andmask;
+ /** The results of running the vertex program go into these arrays. */
+ GLvector4f attribs[15];
+
+ GLvector4f ndcCoords; /**< normalized device coords */
+ GLubyte *clipmask; /**< clip flags */
+ GLubyte ormask, andmask; /**< for clipping */
};
#define VP_STAGE_DATA(stage) ((struct vp_stage_data *)(stage->privatePtr))
-static GLboolean run_vp( GLcontext *ctx, struct gl_pipeline_stage *stage )
+/**
+ * This function executes vertex programs
+ */
+static GLboolean run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vp_stage_data *store = VP_STAGE_DATA(stage);
struct vertex_buffer *VB = &tnl->vb;
- struct vp_machine *machine = &(ctx->VertexProgram.Machine);
- GLint i;
-
- /* convenience pointers */
- GLfloat (*clip)[4] = (GLfloat (*)[4]) store->clipCoords.data;
- GLfloat (*color0)[4] = (GLfloat (*)[4]) store->color0[0].Ptr;
- GLfloat (*color1)[4] = (GLfloat (*)[4]) store->color1[0].Ptr;
- GLfloat (*bfcolor0)[4] = (GLfloat (*)[4]) store->color0[1].Ptr;
- GLfloat (*bfcolor1)[4] = (GLfloat (*)[4]) store->color1[1].Ptr;
- GLfloat *fog = (GLfloat *) store->fogCoord.data;
- GLfloat *pointSize = (GLfloat *) store->pointSize.data;
- GLfloat (*texture0)[4] = (GLfloat (*)[4]) store->texCoord[0].data;
- GLfloat (*texture1)[4] = (GLfloat (*)[4]) store->texCoord[1].data;
- GLfloat (*texture2)[4] = (GLfloat (*)[4]) store->texCoord[2].data;
- GLfloat (*texture3)[4] = (GLfloat (*)[4]) store->texCoord[3].data;
+ struct vertex_program *program = ctx->VertexProgram.Current;
+ GLuint i;
- _mesa_init_tracked_matrices(ctx);
- _mesa_init_vp_registers(ctx); /* sets temp regs to (0,0,0,1) */
+ _mesa_init_tracked_matrices(ctx); /* load registers with matrices */
+ _mesa_init_vp_registers(ctx); /* init temp and result regs */
for (i = 0; i < VB->Count; i++) {
GLuint attr;
VB->AttribPtr[2]->data[i][3]);
#endif
- /* load the input attribute registers */
- for (attr = 0; attr < 16; attr++) {
- if (VB->Flag[i] & (1 << attr)) {
- COPY_4V(machine->Registers[VP_INPUT_REG_START + attr],
- VB->AttribPtr[attr]->data[i]);
- }
+ /* the vertex array case */
+ for (attr = 0; attr < VERT_ATTRIB_MAX; attr++) {
+ if (program->InputsRead & (1 << attr)) {
+ const GLubyte *ptr = (const GLubyte*) VB->AttribPtr[attr]->data;
+ const GLuint size = VB->AttribPtr[attr]->size;
+ const GLuint stride = VB->AttribPtr[attr]->stride;
+ const GLfloat *data = (GLfloat *) (ptr + stride * i);
+ ASSIGN_4V(ctx->VertexProgram.Inputs[attr], 0, 0, 0, 1);
+ COPY_SZ_4V(ctx->VertexProgram.Inputs[attr], size, data);
+ }
}
/* execute the program */
- ASSERT(ctx->VertexProgram.Current);
- _mesa_exec_program(ctx, ctx->VertexProgram.Current);
+ ASSERT(program);
+ _mesa_exec_vertex_program(ctx, program);
-#if 0
- printf("Output %d: %f, %f, %f, %f\n", i,
- machine->Registers[VP_OUT_HPOS][0],
- machine->Registers[VP_OUT_HPOS][1],
- machine->Registers[VP_OUT_HPOS][2],
- machine->Registers[VP_OUT_HPOS][3]);
- printf(" color: %f, %f, %f, %f\n",
- machine->Registers[VP_OUT_COL0][0],
- machine->Registers[VP_OUT_COL0][1],
- machine->Registers[VP_OUT_COL0][2],
- machine->Registers[VP_OUT_COL0][3]);
-#endif
+ /* Fixup fog an point size results if needed */
+ if (ctx->Fog.Enabled &&
+ (program->OutputsWritten & (1 << VERT_RESULT_FOGC)) == 0) {
+ ctx->VertexProgram.Outputs[VERT_RESULT_FOGC][0] = 1.0;
+ }
+
+ if (ctx->VertexProgram.PointSizeEnabled &&
+ (program->OutputsWritten & (1 << VERT_RESULT_PSIZ)) == 0) {
+ ctx->VertexProgram.Outputs[VERT_RESULT_PSIZ][0] = ctx->Point.Size;
+ }
- /* store the attribute output registers into the VB arrays */
- COPY_4V(clip[i], machine->Registers[VP_OUT_HPOS]);
- COPY_4V(color0[i], machine->Registers[VP_OUT_COL0]);
- COPY_4V(color1[i], machine->Registers[VP_OUT_COL1]);
- COPY_4V(bfcolor0[i], machine->Registers[VP_OUT_BFC0]);
- COPY_4V(bfcolor1[i], machine->Registers[VP_OUT_BFC1]);
- fog[i] = machine->Registers[VP_OUT_FOGC][0];
- pointSize[i] = machine->Registers[VP_OUT_PSIZ][0];
- COPY_4V(texture0[i], machine->Registers[VP_OUT_TEX0]);
- COPY_4V(texture1[i], machine->Registers[VP_OUT_TEX0]);
- COPY_4V(texture2[i], machine->Registers[VP_OUT_TEX0]);
- COPY_4V(texture3[i], machine->Registers[VP_OUT_TEX0]);
+ /* copy the output registers into the VB->attribs arrays */
+ /* XXX (optimize) could use a conditional and smaller loop limit here */
+ for (attr = 0; attr < 15; attr++) {
+ COPY_4V(store->attribs[attr].data[i],
+ ctx->VertexProgram.Outputs[attr]);
+ }
}
- VB->ClipPtr = &store->clipCoords;
+ /* Setup the VB pointers so that the next pipeline stages get
+ * their data from the right place (the program output arrays).
+ */
+ VB->ClipPtr = &store->attribs[VERT_RESULT_HPOS];
VB->ClipPtr->size = 4;
VB->ClipPtr->count = VB->Count;
- VB->ColorPtr[0] = &store->color0[0];
- VB->ColorPtr[1] = &store->color0[1];
- VB->SecondaryColorPtr[0] = &store->color1[0];
- VB->SecondaryColorPtr[1] = &store->color1[1];
- VB->FogCoordPtr = &store->fogCoord;
- VB->PointSizePtr = &store->pointSize;
- VB->TexCoordPtr[0] = &store->texCoord[0];
- VB->TexCoordPtr[1] = &store->texCoord[1];
- VB->TexCoordPtr[2] = &store->texCoord[2];
- VB->TexCoordPtr[3] = &store->texCoord[3];
+ VB->ColorPtr[0] = &store->attribs[VERT_RESULT_COL0];
+ VB->ColorPtr[1] = &store->attribs[VERT_RESULT_BFC0];
+ VB->SecondaryColorPtr[0] = &store->attribs[VERT_RESULT_COL1];
+ VB->SecondaryColorPtr[1] = &store->attribs[VERT_RESULT_BFC1];
+ VB->FogCoordPtr = &store->attribs[VERT_RESULT_FOGC];
+ VB->PointSizePtr = &store->attribs[VERT_RESULT_PSIZ];
+
+ VB->AttribPtr[VERT_ATTRIB_COLOR0] = VB->ColorPtr[0];
+ VB->AttribPtr[VERT_ATTRIB_COLOR1] = VB->SecondaryColorPtr[0];
+ VB->AttribPtr[VERT_ATTRIB_FOG] = VB->FogCoordPtr;
+ VB->AttribPtr[_TNL_ATTRIB_POINTSIZE] = &store->attribs[VERT_RESULT_PSIZ];
+
+ for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
+ VB->AttribPtr[VERT_ATTRIB_TEX0+i] = VB->TexCoordPtr[i] =
+ &store->attribs[VERT_RESULT_TEX0 + i];
+ }
+
+
/* Cliptest and perspective divide. Clip functions must clear
* the clipmask.
store->clipmask,
&store->ormask,
&store->andmask );
-
}
else {
VB->NdcPtr = 0;
VB->ClipOrMask = store->ormask;
VB->ClipMask = store->clipmask;
- /* XXXX what's this?
- if (VB->ClipPtr == VB->ObjPtr && (VB->importable_data & VERT_OBJ_BIT))
- VB->importable_data |= VERT_CLIP;
- */
-
return GL_TRUE;
}
-/* Called in place of do_lighting when the light table may have changed.
+/**
+ * This function validates stuff.
*/
static GLboolean run_validate_program( GLcontext *ctx,
- struct gl_pipeline_stage *stage )
+ struct tnl_pipeline_stage *stage )
{
#if 000
+ /* XXX do we need any validation for vertex programs? */
GLuint ind = 0;
light_func *tab;
-#if 0
-static void alloc_4chan( struct gl_client_array *a, GLuint sz )
-{
- a->Ptr = ALIGN_MALLOC( sz * sizeof(GLchan) * 4, 32 );
- a->Size = 4;
- a->Type = CHAN_TYPE;
- a->Stride = 0;
- a->StrideB = sizeof(GLchan) * 4;
- a->Enabled = 0;
- a->Flags = 0;
-}
-#endif
-
-static void alloc_4float( struct gl_client_array *a, GLuint sz )
-{
- a->Ptr = ALIGN_MALLOC( sz * sizeof(GLfloat) * 4, 32 );
- a->Size = 4;
- a->Type = GL_FLOAT;
- a->Stride = 0;
- a->StrideB = sizeof(GLfloat) * 4;
- a->Enabled = 0;
- a->Flags = 0;
-}
-
-
-/* Called the first time stage->run is called. In effect, don't
+/**
+ * Called the first time stage->run is called. In effect, don't
* allocate data until the first time the stage is run.
*/
static GLboolean run_init_vp( GLcontext *ctx,
- struct gl_pipeline_stage *stage )
+ struct tnl_pipeline_stage *stage )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &(tnl->vb);
if (!store)
return GL_FALSE;
- /* The output of a vertex program is: */
- _mesa_vector4f_alloc( &store->clipCoords, 0, size, 32 );
+ /* Allocate arrays of vertex output values */
+ for (i = 0; i < 15; i++) {
+ _mesa_vector4f_alloc( &store->attribs[i], 0, size, 32 );
+ store->attribs[i].size = 4;
+ }
+
+ /* a few other misc allocations */
_mesa_vector4f_alloc( &store->ndcCoords, 0, size, 32 );
- alloc_4float( &store->color0[0], size );
- alloc_4float( &store->color0[1], size );
- alloc_4float( &store->color1[0], size );
- alloc_4float( &store->color1[1], size );
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
- _mesa_vector4f_alloc( &store->texCoord[i], 0, VB->Size, 32 );
- _mesa_vector1f_alloc( &store->fogCoord, 0, size, 32 );
- _mesa_vector1f_alloc( &store->pointSize, 0, size, 32 );
store->clipmask = (GLubyte *) ALIGN_MALLOC(sizeof(GLubyte)*size, 32 );
-
/* Now validate the stage derived data...
*/
stage->run = run_validate_program;
-/*
+/**
* Check if vertex program mode is enabled.
* If so, configure the pipeline stage's type, inputs, and outputs.
*/
-static void check_vp( GLcontext *ctx, struct gl_pipeline_stage *stage )
+static void check_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
{
stage->active = ctx->VertexProgram.Enabled;
if (stage->active) {
-#if 000
- if (stage->privatePtr)
- stage->run = run_validate_program;
- stage->inputs = VERT_NORMAL_BIT|VERT_MATERIAL;
- if (ctx->Light._NeedVertices)
- stage->inputs |= VERT_EYE; /* effectively, even when lighting in obj */
- if (ctx->Light.ColorMaterialEnabled)
- stage->inputs |= VERT_COLOR0_BIT;
-
- stage->outputs = VERT_COLOR0_BIT;
- if (ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)
- stage->outputs |= VERT_COLOR1_BIT;
-#endif
+ /* Set stage->inputs equal to the bitmask of vertex attributes
+ * which the program needs for inputs.
+ */
+ stage->inputs = ctx->VertexProgram.Current->InputsRead;
}
}
-static void dtr( struct gl_pipeline_stage *stage )
+/**
+ * Destructor for this pipeline stage.
+ */
+static void dtr( struct tnl_pipeline_stage *stage )
{
struct vp_stage_data *store = VP_STAGE_DATA(stage);
if (store) {
GLuint i;
- _mesa_vector4f_free( &store->clipCoords );
+
+ /* free the vertex program result arrays */
+ for (i = 0; i < 15; i++)
+ _mesa_vector4f_free( &store->attribs[i] );
+
+ /* free misc arrays */
_mesa_vector4f_free( &store->ndcCoords );
- ALIGN_FREE( store->color0[0].Ptr );
- ALIGN_FREE( store->color0[1].Ptr );
- ALIGN_FREE( store->color1[0].Ptr );
- ALIGN_FREE( store->color1[1].Ptr );
- for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
- if (store->texCoord[i].data)
- _mesa_vector4f_free( &store->texCoord[i] );
- _mesa_vector1f_free( &store->fogCoord );
- _mesa_vector1f_free( &store->pointSize );
ALIGN_FREE( store->clipmask );
FREE( store );
}
}
-const struct gl_pipeline_stage _tnl_vertex_program_stage =
+/**
+ * Public description of this pipeline stage.
+ */
+const struct tnl_pipeline_stage _tnl_vertex_program_stage =
{
"vertex-program",
_NEW_ALL, /*XXX FIX */ /* recheck */
- _NEW_ALL, /*XXX FIX */ /* recalc -- modelview dependency
- * otherwise not captured by inputs
- * (which may be VERT_OBJ_BIT) */
+ _NEW_ALL, /*XXX FIX */ /* recalc */
GL_FALSE, /* active */
- 0, /* inputs */
- VERT_CLIP | VERT_COLOR0_BIT, /* outputs */
+ 0, /* inputs - calculated on the fly */
+ _TNL_BITS_PROG_ANY, /* outputs -- could calculate */
0, /* changed_inputs */
NULL, /* private_data */
dtr, /* destroy */
projects / mesa.git / blobdiff