Commit abda64ef authored by José Fonseca's avatar José Fonseca

mesa/vf: Remove.

Unused.  Probably replaced by translate module.
parent de29ee0e
......@@ -161,12 +161,6 @@ vbo_sources = [
'vbo/vbo_save_loopback.c',
]
vf_sources = [
'vf/vf.c',
'vf/vf_generic.c',
'vf/vf_sse.c',
]
statetracker_sources = [
'state_tracker/st_atom.c',
'state_tracker/st_atom_blend.c',
......@@ -256,7 +250,6 @@ mesa_sources = (
math_sources +
program_sources +
vbo_sources +
vf_sources +
statetracker_sources
)
......
/*
* Copyright 2003 Tungsten Graphics, inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Keith Whitwell <keithw@tungstengraphics.com>
*/
#include "main/glheader.h"
#include "main/context.h"
#include "main/colormac.h"
#include "vf.h"
#define DBG 0
static GLboolean match_fastpath( struct vertex_fetch *vf,
const struct vf_fastpath *fp)
{
GLuint j;
if (vf->attr_count != fp->attr_count)
return GL_FALSE;
for (j = 0; j < vf->attr_count; j++)
if (vf->attr[j].format != fp->attr[j].format ||
vf->attr[j].inputsize != fp->attr[j].size ||
vf->attr[j].vertoffset != fp->attr[j].offset)
return GL_FALSE;
if (fp->match_strides) {
if (vf->vertex_stride != fp->vertex_stride)
return GL_FALSE;
for (j = 0; j < vf->attr_count; j++)
if (vf->attr[j].inputstride != fp->attr[j].stride)
return GL_FALSE;
}
return GL_TRUE;
}
static GLboolean search_fastpath_emit( struct vertex_fetch *vf )
{
struct vf_fastpath *fp = vf->fastpath;
for ( ; fp ; fp = fp->next) {
if (match_fastpath(vf, fp)) {
vf->emit = fp->func;
return GL_TRUE;
}
}
return GL_FALSE;
}
void vf_register_fastpath( struct vertex_fetch *vf,
GLboolean match_strides )
{
struct vf_fastpath *fastpath = CALLOC_STRUCT(vf_fastpath);
GLuint i;
fastpath->vertex_stride = vf->vertex_stride;
fastpath->attr_count = vf->attr_count;
fastpath->match_strides = match_strides;
fastpath->func = vf->emit;
fastpath->attr = (struct vf_attr_type *)
malloc(vf->attr_count * sizeof(fastpath->attr[0]));
for (i = 0; i < vf->attr_count; i++) {
fastpath->attr[i].format = vf->attr[i].format;
fastpath->attr[i].stride = vf->attr[i].inputstride;
fastpath->attr[i].size = vf->attr[i].inputsize;
fastpath->attr[i].offset = vf->attr[i].vertoffset;
}
fastpath->next = vf->fastpath;
vf->fastpath = fastpath;
}
/***********************************************************************
* Build codegen functions or return generic ones:
*/
static void choose_emit_func( struct vertex_fetch *vf,
GLuint count,
GLubyte *dest)
{
vf->emit = NULL;
/* Does this match an existing (hardwired, codegen or known-bad)
* fastpath?
*/
if (search_fastpath_emit(vf)) {
/* Use this result. If it is null, then it is already known
* that the current state will fail for codegen and there is no
* point trying again.
*/
}
else if (vf->codegen_emit) {
vf->codegen_emit( vf );
}
if (!vf->emit) {
vf_generate_hardwired_emit(vf);
}
/* Otherwise use the generic version:
*/
if (!vf->emit)
vf->emit = vf_generic_emit;
vf->emit( vf, count, dest );
}
/***********************************************************************
* Public entrypoints, mostly dispatch to the above:
*/
GLuint vf_set_vertex_attributes( struct vertex_fetch *vf,
const struct vf_attr_map *map,
GLuint nr,
GLuint vertex_stride )
{
GLuint offset = 0;
GLuint i, j;
assert(nr < VF_ATTRIB_MAX);
memset(vf->lookup, 0, sizeof(vf->lookup));
for (j = 0, i = 0; i < nr; i++) {
const GLuint format = map[i].format;
if (format == EMIT_PAD) {
if (DBG)
printf("%d: pad %d, offset %d\n", i,
map[i].offset, offset);
offset += map[i].offset;
}
else {
assert(vf->lookup[map[i].attrib] == 0);
vf->lookup[map[i].attrib] = &vf->attr[j];
vf->attr[j].attrib = map[i].attrib;
vf->attr[j].format = format;
vf->attr[j].insert = vf_format_info[format].insert;
vf->attr[j].extract = vf_format_info[format].extract;
vf->attr[j].vertattrsize = vf_format_info[format].attrsize;
vf->attr[j].vertoffset = offset;
if (DBG)
printf("%d: %s, offset %d\n", i,
vf_format_info[format].name,
vf->attr[j].vertoffset);
offset += vf_format_info[format].attrsize;
j++;
}
}
vf->attr_count = j;
vf->vertex_stride = vertex_stride ? vertex_stride : offset;
vf->emit = choose_emit_func;
assert(vf->vertex_stride >= offset);
return vf->vertex_stride;
}
void vf_set_vp_matrix( struct vertex_fetch *vf,
const GLfloat *viewport )
{
assert(vf->allow_viewport_emits);
/* scale */
vf->vp[0] = viewport[MAT_SX];
vf->vp[1] = viewport[MAT_SY];
vf->vp[2] = viewport[MAT_SZ];
vf->vp[3] = 1.0;
/* translate */
vf->vp[4] = viewport[MAT_TX];
vf->vp[5] = viewport[MAT_TY];
vf->vp[6] = viewport[MAT_TZ];
vf->vp[7] = 0.0;
}
void vf_set_vp_scale_translate( struct vertex_fetch *vf,
const GLfloat *scale,
const GLfloat *translate )
{
assert(vf->allow_viewport_emits);
vf->vp[0] = scale[0];
vf->vp[1] = scale[1];
vf->vp[2] = scale[2];
vf->vp[3] = scale[3];
vf->vp[4] = translate[0];
vf->vp[5] = translate[1];
vf->vp[6] = translate[2];
vf->vp[7] = translate[3];
}
/* Set attribute pointers, adjusted for start position:
*/
void vf_set_sources( struct vertex_fetch *vf,
GLvector4f * const sources[],
GLuint start )
{
struct vf_attr *a = vf->attr;
GLuint j;
for (j = 0; j < vf->attr_count; j++) {
const GLvector4f *vptr = sources[a[j].attrib];
if ((a[j].inputstride != vptr->stride) ||
(a[j].inputsize != vptr->size))
vf->emit = choose_emit_func;
a[j].inputstride = vptr->stride;
a[j].inputsize = vptr->size;
a[j].do_insert = a[j].insert[vptr->size - 1];
a[j].inputptr = ((GLubyte *)vptr->data) + start * vptr->stride;
}
}
/* Emit count VB vertices to dest.
*/
void vf_emit_vertices( struct vertex_fetch *vf,
GLuint count,
void *dest )
{
vf->emit( vf, count, (GLubyte*) dest );
}
/* Extract a named attribute from a hardware vertex. Will have to
* reverse any viewport transformation, swizzling or other conversions
* which may have been applied.
*
* This is mainly required for on-the-fly vertex translations to
* swrast format.
*/
void vf_get_attr( struct vertex_fetch *vf,
const void *vertex,
GLenum attr,
const GLfloat *dflt,
GLfloat *dest )
{
const struct vf_attr *a = vf->attr;
const GLuint attr_count = vf->attr_count;
GLuint j;
for (j = 0; j < attr_count; j++) {
if (a[j].attrib == attr) {
a[j].extract( &a[j], dest, (GLubyte *)vertex + a[j].vertoffset );
return;
}
}
/* Else return the value from ctx->Current.
*/
memcpy( dest, dflt, 4*sizeof(GLfloat));
}
struct vertex_fetch *vf_create( GLboolean allow_viewport_emits )
{
struct vertex_fetch *vf = CALLOC_STRUCT(vertex_fetch);
GLuint i;
for (i = 0; i < VF_ATTRIB_MAX; i++)
vf->attr[i].vf = vf;
vf->allow_viewport_emits = allow_viewport_emits;
switch(CHAN_TYPE) {
case GL_UNSIGNED_BYTE:
vf->chan_scale[0] = 255.0;
vf->chan_scale[1] = 255.0;
vf->chan_scale[2] = 255.0;
vf->chan_scale[3] = 255.0;
break;
case GL_UNSIGNED_SHORT:
vf->chan_scale[0] = 65535.0;
vf->chan_scale[1] = 65535.0;
vf->chan_scale[2] = 65535.0;
vf->chan_scale[3] = 65535.0;
break;
default:
vf->chan_scale[0] = 1.0;
vf->chan_scale[1] = 1.0;
vf->chan_scale[2] = 1.0;
vf->chan_scale[3] = 1.0;
break;
}
vf->identity[0] = 0.0;
vf->identity[1] = 0.0;
vf->identity[2] = 0.0;
vf->identity[3] = 1.0;
vf->codegen_emit = NULL;
#ifdef USE_SSE_ASM
if (!_mesa_getenv("MESA_NO_CODEGEN"))
vf->codegen_emit = vf_generate_sse_emit;
#endif
return vf;
}
void vf_destroy( struct vertex_fetch *vf )
{
struct vf_fastpath *fp, *tmp;
for (fp = vf->fastpath ; fp ; fp = tmp) {
tmp = fp->next;
FREE(fp->attr);
/* KW: At the moment, fp->func is constrained to be allocated by
* _mesa_exec_alloc(), as the hardwired fastpaths in
* t_vertex_generic.c are handled specially. It would be nice
* to unify them, but this probably won't change until this
* module gets another overhaul.
*/
_mesa_exec_free((void *) fp->func);
FREE(fp);
}
vf->fastpath = NULL;
FREE(vf);
}
/*
* Copyright 2003 Tungsten Graphics, inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Keith Whitwell <keithw@tungstengraphics.com>
*/
#ifndef VF_VERTEX_H
#define VF_VERTEX_H
#include "main/glheader.h"
#include "math/m_vector.h"
enum {
VF_ATTRIB_POS = 0,
VF_ATTRIB_WEIGHT = 1,
VF_ATTRIB_NORMAL = 2,
VF_ATTRIB_COLOR0 = 3,
VF_ATTRIB_COLOR1 = 4,
VF_ATTRIB_FOG = 5,
VF_ATTRIB_COLOR_INDEX = 6,
VF_ATTRIB_EDGEFLAG = 7,
VF_ATTRIB_TEX0 = 8,
VF_ATTRIB_TEX1 = 9,
VF_ATTRIB_TEX2 = 10,
VF_ATTRIB_TEX3 = 11,
VF_ATTRIB_TEX4 = 12,
VF_ATTRIB_TEX5 = 13,
VF_ATTRIB_TEX6 = 14,
VF_ATTRIB_TEX7 = 15,
VF_ATTRIB_VAR0 = 16,
VF_ATTRIB_VAR1 = 17,
VF_ATTRIB_VAR2 = 18,
VF_ATTRIB_VAR3 = 19,
VF_ATTRIB_VAR4 = 20,
VF_ATTRIB_VAR5 = 21,
VF_ATTRIB_VAR6 = 22,
VF_ATTRIB_VAR7 = 23,
VF_ATTRIB_POINTSIZE = 24,
VF_ATTRIB_BFC0 = 25,
VF_ATTRIB_BFC1 = 26,
VF_ATTRIB_CLIP_POS = 27,
VF_ATTRIB_VERTEX_HEADER = 28,
VF_ATTRIB_MAX = 29
};
enum vf_attr_format {
EMIT_1F,
EMIT_2F,
EMIT_3F,
EMIT_4F,
EMIT_2F_VIEWPORT, /* do viewport transform and emit */
EMIT_3F_VIEWPORT, /* do viewport transform and emit */
EMIT_4F_VIEWPORT, /* do viewport transform and emit */
EMIT_3F_XYW, /* for projective texture */
EMIT_1UB_1F, /* for fog coordinate */
EMIT_3UB_3F_RGB, /* for specular color */
EMIT_3UB_3F_BGR, /* for specular color */
EMIT_4UB_4F_RGBA, /* for color */
EMIT_4UB_4F_BGRA, /* for color */
EMIT_4UB_4F_ARGB, /* for color */
EMIT_4UB_4F_ABGR, /* for color */
EMIT_4CHAN_4F_RGBA, /* for swrast color */
EMIT_PAD, /* leave a hole of 'offset' bytes */
EMIT_MAX
};
struct vf_attr_map {
GLuint attrib;
enum vf_attr_format format;
GLuint offset;
};
struct vertex_fetch;
void vf_set_vp_matrix( struct vertex_fetch *vf,
const GLfloat *viewport );
void vf_set_vp_scale_translate( struct vertex_fetch *vf,
const GLfloat *scale,
const GLfloat *translate );
GLuint vf_set_vertex_attributes( struct vertex_fetch *vf,
const struct vf_attr_map *map,
GLuint nr,
GLuint vertex_stride );
void vf_set_sources( struct vertex_fetch *vf,
GLvector4f * const attrib[],
GLuint start );
void vf_emit_vertices( struct vertex_fetch *vf,
GLuint count,
void *dest );
void vf_get_attr( struct vertex_fetch *vf,
const void *vertex,
GLenum attr,
const GLfloat *dflt,
GLfloat *dest );
struct vertex_fetch *vf_create( GLboolean allow_viewport_emits );
void vf_destroy( struct vertex_fetch *vf );
/***********************************************************************
* Internal functions and structs:
*/
struct vf_attr;
typedef void (*vf_extract_func)( const struct vf_attr *a,
GLfloat *out,
const GLubyte *v );
typedef void (*vf_insert_func)( const struct vf_attr *a,
GLubyte *v,
const GLfloat *in );
typedef void (*vf_emit_func)( struct vertex_fetch *vf,
GLuint count,
GLubyte *dest );
/* Describes how to convert/move a vertex attribute from a vertex
* array to a vertex structure.
*/
struct vf_attr
{
struct vertex_fetch *vf;
GLuint format;
GLuint inputsize;
GLuint inputstride;
GLuint vertoffset; /* position of the attrib in the vertex struct */
GLuint attrib; /* which vertex attrib (0=position, etc) */
GLuint vertattrsize; /* size of the attribute in bytes */
GLubyte *inputptr;
const vf_insert_func *insert;
vf_insert_func do_insert;
vf_extract_func extract;
};
struct vertex_fetch
{
struct vf_attr attr[VF_ATTRIB_MAX];
GLuint attr_count;
GLuint vertex_stride;
struct vf_attr *lookup[VF_ATTRIB_MAX];
vf_emit_func emit;
/* Parameters and constants for codegen:
*/
GLboolean allow_viewport_emits;
GLfloat vp[8];
GLfloat chan_scale[4];
GLfloat identity[4];
struct vf_fastpath *fastpath;
void (*codegen_emit)( struct vertex_fetch *vf );
};
struct vf_attr_type {
GLuint format;
GLuint size;
GLuint stride;
GLuint offset;
};
struct vf_fastpath {
GLuint vertex_stride;
GLuint attr_count;
GLboolean match_strides;
struct vf_attr_type *attr;
vf_emit_func func;
struct vf_fastpath *next;
};
void vf_register_fastpath( struct vertex_fetch *vtx,
GLboolean match_strides );
void vf_generic_emit( struct vertex_fetch *vf,
GLuint count,
GLubyte *v );
void vf_generate_hardwired_emit( struct vertex_fetch *vf );
void vf_generate_sse_emit( struct vertex_fetch *vf );
struct vf_format_info {
const char *name;
vf_extract_func extract;
vf_insert_func insert[4];
const GLuint attrsize;
};
const struct vf_format_info vf_format_info[EMIT_MAX];
#endif
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