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path: root/src/gallium/auxiliary/draw/draw_vf.c
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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vf.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_vf.c378
1 files changed, 0 insertions, 378 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vf.c b/src/gallium/auxiliary/draw/draw_vf.c
deleted file mode 100644
index 9d0154c50d..0000000000
--- a/src/gallium/auxiliary/draw/draw_vf.c
+++ /dev/null
@@ -1,378 +0,0 @@
-/*
- * 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 <stddef.h>
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_util.h"
-#include "rtasm/rtasm_execmem.h"
-
-#include "draw_vf.h"
-
-
-#define DRAW_VF_DBG 0
-
-
-static boolean match_fastpath( struct draw_vertex_fetch *vf,
- const struct draw_vf_fastpath *fp)
-{
- unsigned j;
-
- if (vf->attr_count != fp->attr_count)
- return 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 FALSE;
-
- if (fp->match_strides) {
- if (vf->vertex_stride != fp->vertex_stride)
- return FALSE;
-
- for (j = 0; j < vf->attr_count; j++)
- if (vf->attr[j].inputstride != fp->attr[j].stride)
- return FALSE;
- }
-
- return TRUE;
-}
-
-static boolean search_fastpath_emit( struct draw_vertex_fetch *vf )
-{
- struct draw_vf_fastpath *fp = vf->fastpath;
-
- for ( ; fp ; fp = fp->next) {
- if (match_fastpath(vf, fp)) {
- vf->emit = fp->func;
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-void draw_vf_register_fastpath( struct draw_vertex_fetch *vf,
- boolean match_strides )
-{
- struct draw_vf_fastpath *fastpath = CALLOC_STRUCT(draw_vf_fastpath);
- unsigned 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 draw_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 draw_vertex_fetch *vf,
- unsigned count,
- uint8_t *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) {
- draw_vf_generate_hardwired_emit(vf);
- }
-
- /* Otherwise use the generic version:
- */
- if (!vf->emit)
- vf->emit = draw_vf_generic_emit;
-
- vf->emit( vf, count, dest );
-}
-
-
-
-
-
-/***********************************************************************
- * Public entrypoints, mostly dispatch to the above:
- */
-
-
-
-static unsigned
-draw_vf_set_vertex_attributes( struct draw_vertex_fetch *vf,
- const struct draw_vf_attr_map *map,
- unsigned nr,
- unsigned vertex_stride )
-{
- unsigned offset = 0;
- unsigned i, j;
-
- assert(nr < PIPE_MAX_ATTRIBS);
-
- for (j = 0, i = 0; i < nr; i++) {
- const unsigned format = map[i].format;
- if (format == DRAW_EMIT_PAD) {
-#if (DRAW_VF_DBG)
- debug_printf("%d: pad %d, offset %d\n", i,
- map[i].offset, offset);
-#endif
-
- offset += map[i].offset;
-
- }
- else {
- vf->attr[j].attrib = map[i].attrib;
- vf->attr[j].format = format;
- vf->attr[j].insert = draw_vf_format_info[format].insert;
- vf->attr[j].vertattrsize = draw_vf_format_info[format].attrsize;
- vf->attr[j].vertoffset = offset;
- vf->attr[j].isconst = draw_vf_format_info[format].isconst;
- if(vf->attr[j].isconst)
- memcpy(vf->attr[j].data, &map[i].data, vf->attr[j].vertattrsize);
-
-#if (DRAW_VF_DBG)
- debug_printf("%d: %s, offset %d\n", i,
- draw_vf_format_info[format].name,
- vf->attr[j].vertoffset);
-#endif
-
- offset += draw_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 draw_vf_set_vertex_info( struct draw_vertex_fetch *vf,
- const struct vertex_info *vinfo,
- float point_size )
-{
- unsigned i, j;
- struct draw_vf_attr *a = vf->attr;
- struct draw_vf_attr_map attrs[PIPE_MAX_SHADER_INPUTS];
- unsigned count = 0; /* for debug/sanity */
- unsigned nr_attrs = 0;
-
- for (i = 0; i < vinfo->num_attribs; i++) {
- j = vinfo->src_index[i];
- switch (vinfo->emit[i]) {
- case EMIT_OMIT:
- /* no-op */
- break;
- case EMIT_1F:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_1F;
- attrs[nr_attrs].offset = 0;
- nr_attrs++;
- count++;
- break;
- case EMIT_1F_PSIZE:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_1F_CONST;
- attrs[nr_attrs].offset = 0;
- attrs[nr_attrs].data.f[0] = point_size;
- nr_attrs++;
- count++;
- break;
- case EMIT_2F:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_2F;
- attrs[nr_attrs].offset = 0;
- nr_attrs++;
- count += 2;
- break;
- case EMIT_3F:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_3F;
- attrs[nr_attrs].offset = 0;
- nr_attrs++;
- count += 3;
- break;
- case EMIT_4F:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_4F;
- attrs[nr_attrs].offset = 0;
- nr_attrs++;
- count += 4;
- break;
- case EMIT_4UB:
- attrs[nr_attrs].attrib = j;
- attrs[nr_attrs].format = DRAW_EMIT_4UB_4F_BGRA;
- attrs[nr_attrs].offset = 0;
- nr_attrs++;
- count += 1;
- break;
- default:
- assert(0);
- }
- }
-
- assert(count == vinfo->size);
-
- draw_vf_set_vertex_attributes(vf,
- attrs,
- nr_attrs,
- vinfo->size * sizeof(float) );
-
- for (j = 0; j < vf->attr_count; j++) {
- a[j].inputsize = 4;
- a[j].do_insert = a[j].insert[4 - 1];
- if(a[j].isconst) {
- a[j].inputptr = a[j].data;
- a[j].inputstride = 0;
- }
- }
-}
-
-
-#if 0
-/* Set attribute pointers, adjusted for start position:
- */
-void draw_vf_set_sources( struct draw_vertex_fetch *vf,
- GLvector4f * const sources[],
- unsigned start )
-{
- struct draw_vf_attr *a = vf->attr;
- unsigned 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 = ((uint8_t *)vptr->data) + start * vptr->stride;
- }
-}
-#endif
-
-
-/**
- * Emit a vertex to dest.
- */
-void draw_vf_emit_vertex( struct draw_vertex_fetch *vf,
- struct vertex_header *vertex,
- void *dest )
-{
- struct draw_vf_attr *a = vf->attr;
- unsigned j;
-
- for (j = 0; j < vf->attr_count; j++) {
- if (!a[j].isconst) {
- a[j].inputptr = (uint8_t *)&vertex->data[a[j].attrib][0];
- a[j].inputstride = 0; /* XXX: one-vertex-max ATM */
- }
- }
-
- vf->emit( vf, 1, (uint8_t*) dest );
-}
-
-
-
-struct draw_vertex_fetch *draw_vf_create( void )
-{
- struct draw_vertex_fetch *vf = CALLOC_STRUCT(draw_vertex_fetch);
- unsigned i;
-
- for (i = 0; i < PIPE_MAX_ATTRIBS; i++)
- vf->attr[i].vf = vf;
-
- 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 (!GETENV("GALLIUM_NO_CODEGEN"))
- vf->codegen_emit = draw_vf_generate_sse_emit;
-#endif
-
- return vf;
-}
-
-
-void draw_vf_destroy( struct draw_vertex_fetch *vf )
-{
- struct draw_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
- * rtasm_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.
- */
- //rtasm_exec_free((void *) fp->func);
- FREE(fp);
- }
-
- vf->fastpath = NULL;
- FREE(vf);
-}
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