diff options
author | Brian <brian.paul@tungstengraphics.com> | 2007-08-20 16:48:55 -0600 |
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committer | Brian <brian.paul@tungstengraphics.com> | 2007-08-20 16:48:55 -0600 |
commit | ddf8ba2d1b4f85498613f7ace1ffda70bb9d9e92 (patch) | |
tree | 2707e804fca756b1b64ae0e30f5083755d9792e9 /src/mesa | |
parent | 9d9e838974d1b9ab35235387bdfda5d99cb19d38 (diff) |
Obsolete
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/pipe/draw/draw_vb.c | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/src/mesa/pipe/draw/draw_vb.c b/src/mesa/pipe/draw/draw_vb.c deleted file mode 100644 index f83f8b8a0e..0000000000 --- a/src/mesa/pipe/draw/draw_vb.c +++ /dev/null @@ -1,320 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * 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, 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 ITS 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 <keith@tungstengraphics.com> - */ - -#ifdef MESA -#include "main/imports.h" -#include "main/macros.h" -#include "tnl/t_context.h" -#include "vf/vf.h" -#else -#define VF_ -#include "pipe/p_util.h" - -#endif /*MESA*/ - - -#include "draw_private.h" -#include "draw_context.h" -#include "draw_prim.h" - - - - -/* This file is a temporary set of hooks to allow us to use the tnl/ - * and vf/ modules until we have replacements in pipe. - */ - -static void vs_flush( struct draw_context *draw ) -{ - unsigned i; - - /* We're not really running a vertex shader yet, so flushing the vs - * queue is just a matter of building the vertices and returning. - */ - /* Actually, I'm cheating even more and pre-building them still - * with the mesa/vf module. So it's very easy... - */ - for (i = 0; i < draw->vs.queue_nr; i++) { - /* Would do the following steps here: - * - * 1) Loop over vertex element descriptors, fetch data from each - * to build the pre-tnl vertex. This might require a new struct - * to represent the pre-tnl vertex. - * - * 2) Bundle groups of upto 4 pre-tnl vertices together and pass - * to vertex shader. - * - * 3) Do any necessary unswizzling, make sure vertex headers are - * correctly populated, store resulting post-transformed - * vertices in vcache. - * - * In this version, just do the last step: - */ - unsigned elt = draw->vs.queue[i].elt; - struct vertex_header *dest = draw->vs.queue[i].dest; - - /* Magic: - */ - memcpy(dest, - draw->verts + elt * draw->vertex_size, - draw->vertex_size); - - } - draw->vs.queue_nr = 0; -} - - - -/** - * Allocate storage for post-transformation vertices. - */ -static void -draw_allocate_vertices( struct draw_context *draw, unsigned nr_vertices ) -{ - assert(draw->vertex_size > 0); - draw->nr_vertices = nr_vertices; - draw->verts = (ubyte *) malloc( nr_vertices * draw->vertex_size ); - draw_invalidate_vcache( draw ); -} - - - -/** - * Free storage which was allocated by draw_allocate_vertices() - */ -static void -draw_release_vertices( struct draw_context *draw ) -{ - free(draw->verts); - draw->verts = NULL; -} - - -/** - * Note: this must match struct vertex_header's layout (I think). - */ -struct header_dword { - unsigned clipmask:12; - unsigned edgeflag:1; - unsigned pad:19; -}; - - -#ifdef MESA -static void -build_vertex_headers( struct draw_context *draw, - struct vertex_buffer *VB ) -{ - if (draw->header.storage == NULL) { - draw->header.stride = sizeof(float); - draw->header.size = 1; - draw->header.storage = ALIGN_MALLOC( VB->Size * sizeof(float), 32 ); - draw->header.data = draw->header.storage; - draw->header.count = 0; - draw->header.flags = VEC_SIZE_1 | VEC_MALLOC; - } - - /* Build vertex header attribute. - * - */ - - { - unsigned i; - struct header_dword *header = (struct header_dword *)draw->header.storage; - - /* yes its a hack - */ - assert(sizeof(*header) == sizeof(float)); - - draw->header.count = VB->Count; - - if (VB->EdgeFlag) { - for (i = 0; i < VB->Count; i++) { - header[i].clipmask = VB->ClipMask[i]; - header[i].edgeflag = VB->EdgeFlag[i]; - header[i].pad = 0; - } - } - else if (VB->ClipOrMask) { - for (i = 0; i < VB->Count; i++) { - header[i].clipmask = VB->ClipMask[i]; - header[i].edgeflag = 0; - header[i].pad = 0; - } - } - else { - for (i = 0; i < VB->Count; i++) { - header[i].clipmask = 0; - header[i].edgeflag = 0; - header[i].pad = 0; - } - } - } - - VB->AttribPtr[VF_ATTRIB_VERTEX_HEADER] = &draw->header; -} -#endif /*MESA*/ - - - -#ifdef MESA -/** - * This is a hack & will all go away. - */ -void draw_vb(struct draw_context *draw, - struct vertex_buffer *VB ) -{ - unsigned i; - - VB->AttribPtr[VF_ATTRIB_POS] = VB->NdcPtr; - VB->AttribPtr[VF_ATTRIB_BFC0] = VB->ColorPtr[1]; - VB->AttribPtr[VF_ATTRIB_BFC1] = VB->SecondaryColorPtr[1]; - VB->AttribPtr[VF_ATTRIB_CLIP_POS] = VB->ClipPtr; - - /* Build vertex headers: - */ - build_vertex_headers( draw, VB ); - - draw->vs_flush = vs_flush; - - draw->in_vb = 1; - - /* tell drawing pipeline we're beginning drawing */ - draw->pipeline.first->begin( draw->pipeline.first ); - - /* Allocate storage for the post-transform vertices: - */ - draw_allocate_vertices( draw, VB->Count ); - - /* Bind the vb outputs: - */ - vf_set_sources( draw->vf, VB->AttribPtr, 0 ); - vf_emit_vertices( draw->vf, VB->Count, draw->verts ); - - if (VB->Elts) - draw_set_mapped_element_buffer(draw, sizeof(unsigned), VB->Elts); - else - draw_set_mapped_element_buffer(draw, 0, NULL); - - for (i = 0; i < VB->PrimitiveCount; i++) { - const GLenum mode = VB->Primitive[i].mode; - const unsigned start = VB->Primitive[i].start; - unsigned length, first, incr; - - /* Trim the primitive down to a legal size. - */ - draw_prim_info( mode, &first, &incr ); - length = draw_trim( VB->Primitive[i].count, first, incr ); - - if (!length) - continue; - - if (draw->prim != mode) - draw_set_prim( draw, mode ); - - draw_prim( draw, start, length ); - } - - /* draw any left-over buffered prims */ - draw_flush(draw); - - /* tell drawing pipeline we're done drawing */ - draw->pipeline.first->end( draw->pipeline.first ); - - /* free the post-transformed vertices */ - draw_release_vertices( draw ); - draw->verts = NULL; - draw->in_vb = 0; - draw->elts = NULL; -} -#endif /*MESA*/ - - -#if 000 - -/** - * Accumulate another attribute's info. - * Note the "- 2" factor here. We need this because the vertex->data[] - * array does not include the first two attributes we emit (VERTEX_HEADER - * and CLIP_POS). So, the 3rd attribute actually winds up in the 1st - * position of the data[] array. - */ -#define EMIT_ATTR( VF_ATTR, STYLE ) \ -do { \ - if (draw->nr_attrs >= 2) \ - draw->vf_attr_to_slot[VF_ATTR] = draw->nr_attrs - 2; \ - draw->attrs[draw->nr_attrs].attrib = VF_ATTR; \ - draw->attrs[draw->nr_attrs].format = STYLE; \ - draw->nr_attrs++; \ -} while (0) - - -/** - * Tell the draw module about the layout of attributes in the vertex. - * We need this in order to know which vertex slot has color0, etc. - * - * \param slot_to_vf_attr an array which maps slot indexes to vertex - * format tokens (VF_*). - * \param nr_attrs the size of the slot_to_vf_attr array - * (and number of attributes) - */ -void draw_set_vertex_attributes( struct draw_context *draw, - const unsigned *slot_to_vf_attr, - unsigned nr_attrs ) -{ - unsigned i; - - memset(draw->vf_attr_to_slot, 0, sizeof(draw->vf_attr_to_slot)); - draw->nr_attrs = 0; - - /* - * First three attribs are always the same: header, clip pos, winpos - */ - EMIT_ATTR(VF_ATTRIB_VERTEX_HEADER, EMIT_1F); - EMIT_ATTR(VF_ATTRIB_CLIP_POS, EMIT_4F); - - assert(slot_to_vf_attr[0] == VF_ATTRIB_POS); - EMIT_ATTR(slot_to_vf_attr[0], EMIT_4F_VIEWPORT); - - /* - * Remaining attribs (color, texcoords, etc) - */ - for (i = 1; i < nr_attrs; i++) - EMIT_ATTR(slot_to_vf_attr[i], EMIT_4F); - - /* tell the vertex format module how to construct vertices for us */ -#if MESA - draw->vertex_size = vf_set_vertex_attributes( draw->vf, draw->attrs, - draw->nr_attrs, 0 ); -#endif -} -#endif |