summaryrefslogtreecommitdiff
path: root/src/mesa/pipe/draw/draw_context.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/pipe/draw/draw_context.c')
-rw-r--r--src/mesa/pipe/draw/draw_context.c293
1 files changed, 0 insertions, 293 deletions
diff --git a/src/mesa/pipe/draw/draw_context.c b/src/mesa/pipe/draw/draw_context.c
deleted file mode 100644
index 4be3830316..0000000000
--- a/src/mesa/pipe/draw/draw_context.c
+++ /dev/null
@@ -1,293 +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>
- */
-
-
-#include "pipe/p_util.h"
-#include "draw_context.h"
-#include "draw_private.h"
-
-
-
-struct draw_context *draw_create( void )
-{
- struct draw_context *draw = CALLOC_STRUCT( draw_context );
-
-#if defined(__i386__) || defined(__386__)
- draw->use_sse = GETENV( "GALLIUM_NOSSE" ) == NULL;
-#else
- draw->use_sse = FALSE;
-#endif
-
- /* create pipeline stages */
- draw->pipeline.wide = draw_wide_stage( draw );
- draw->pipeline.stipple = draw_stipple_stage( draw );
- draw->pipeline.unfilled = draw_unfilled_stage( draw );
- draw->pipeline.twoside = draw_twoside_stage( draw );
- draw->pipeline.offset = draw_offset_stage( draw );
- draw->pipeline.clip = draw_clip_stage( draw );
- draw->pipeline.flatshade = draw_flatshade_stage( draw );
- draw->pipeline.cull = draw_cull_stage( draw );
- draw->pipeline.validate = draw_validate_stage( draw );
- draw->pipeline.first = draw->pipeline.validate;
-
- ASSIGN_4V( draw->plane[0], -1, 0, 0, 1 );
- ASSIGN_4V( draw->plane[1], 1, 0, 0, 1 );
- ASSIGN_4V( draw->plane[2], 0, -1, 0, 1 );
- ASSIGN_4V( draw->plane[3], 0, 1, 0, 1 );
- ASSIGN_4V( draw->plane[4], 0, 0, 1, 1 ); /* yes these are correct */
- ASSIGN_4V( draw->plane[5], 0, 0, -1, 1 ); /* mesa's a bit wonky */
- draw->nr_planes = 6;
-
- /* Statically allocate maximum sized vertices for the cache - could be cleverer...
- */
- {
- uint i;
- const unsigned size = (MAX_VERTEX_SIZE + 0x0f) & ~0x0f;
- char *tmp = align_malloc(Elements(draw->vcache.vertex) * size, 16);
-
- for (i = 0; i < Elements(draw->vcache.vertex); i++)
- draw->vcache.vertex[i] = (struct vertex_header *)(tmp + i * size);
- }
-
- draw->shader_queue_flush = draw_vertex_shader_queue_flush;
-
- draw->convert_wide_points = TRUE;
- draw->convert_wide_lines = TRUE;
-
- draw->reduced_prim = ~0; /* != any of PIPE_PRIM_x */
-
- draw_vertex_cache_invalidate( draw );
- draw_set_mapped_element_buffer( draw, 0, NULL );
-
- return draw;
-}
-
-
-void draw_destroy( struct draw_context *draw )
-{
- draw->pipeline.wide->destroy( draw->pipeline.wide );
- draw->pipeline.stipple->destroy( draw->pipeline.stipple );
- draw->pipeline.unfilled->destroy( draw->pipeline.unfilled );
- draw->pipeline.twoside->destroy( draw->pipeline.twoside );
- draw->pipeline.offset->destroy( draw->pipeline.offset );
- draw->pipeline.clip->destroy( draw->pipeline.clip );
- draw->pipeline.flatshade->destroy( draw->pipeline.flatshade );
- draw->pipeline.cull->destroy( draw->pipeline.cull );
- draw->pipeline.validate->destroy( draw->pipeline.validate );
- if (draw->pipeline.rasterize)
- draw->pipeline.rasterize->destroy( draw->pipeline.rasterize );
- tgsi_exec_machine_free_data(&draw->machine);
- align_free( draw->vcache.vertex[0] ); /* Frees all the vertices. */
- FREE( draw );
-}
-
-
-
-void draw_flush( struct draw_context *draw )
-{
- draw_do_flush( draw, DRAW_FLUSH_BACKEND );
-}
-
-
-
-/**
- * Register new primitive rasterization/rendering state.
- * This causes the drawing pipeline to be rebuilt.
- */
-void draw_set_rasterizer_state( struct draw_context *draw,
- const struct pipe_rasterizer_state *raster )
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
-
- draw->rasterizer = raster;
-}
-
-
-/**
- * Plug in the primitive rendering/rasterization stage (which is the last
- * stage in the drawing pipeline).
- * This is provided by the device driver.
- */
-void draw_set_rasterize_stage( struct draw_context *draw,
- struct draw_stage *stage )
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
-
- draw->pipeline.rasterize = stage;
-}
-
-
-/**
- * Set the draw module's clipping state.
- */
-void draw_set_clip_state( struct draw_context *draw,
- const struct pipe_clip_state *clip )
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
-
- assert(clip->nr <= PIPE_MAX_CLIP_PLANES);
- memcpy(&draw->plane[6], clip->ucp, clip->nr * sizeof(clip->ucp[0]));
- draw->nr_planes = 6 + clip->nr;
-}
-
-
-/**
- * Set the draw module's viewport state.
- */
-void draw_set_viewport_state( struct draw_context *draw,
- const struct pipe_viewport_state *viewport )
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->viewport = *viewport; /* struct copy */
-}
-
-
-
-void
-draw_set_vertex_buffer(struct draw_context *draw,
- unsigned attr,
- const struct pipe_vertex_buffer *buffer)
-{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- assert(attr < PIPE_ATTRIB_MAX);
- draw->vertex_buffer[attr] = *buffer;
-}
-
-
-void
-draw_set_vertex_element(struct draw_context *draw,
- unsigned attr,
- const struct pipe_vertex_element *element)
-{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- assert(attr < PIPE_ATTRIB_MAX);
- draw->vertex_element[attr] = *element;
-}
-
-
-/**
- * Tell drawing context where to find mapped vertex buffers.
- */
-void
-draw_set_mapped_vertex_buffer(struct draw_context *draw,
- unsigned attr, const void *buffer)
-{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- draw->user.vbuffer[attr] = buffer;
-}
-
-
-void
-draw_set_mapped_constant_buffer(struct draw_context *draw,
- const void *buffer)
-{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- draw->user.constants = buffer;
-}
-
-
-/**
- * Tells the draw module whether to convert wide points (size != 1)
- * into triangles.
- */
-void
-draw_convert_wide_points(struct draw_context *draw, boolean enable)
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->convert_wide_points = enable;
-}
-
-
-/**
- * Tells the draw module whether to convert wide lines (width != 1)
- * into triangles.
- */
-void
-draw_convert_wide_lines(struct draw_context *draw, boolean enable)
-{
- draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->convert_wide_lines = enable;
-}
-
-
-/**
- * Allocate space for temporary post-transform vertices, such as for clipping.
- */
-void draw_alloc_temp_verts( struct draw_stage *stage, unsigned nr )
-{
- assert(!stage->tmp);
-
- stage->nr_tmps = nr;
-
- if (nr) {
- ubyte *store = (ubyte *) MALLOC( MAX_VERTEX_SIZE * nr );
- unsigned i;
-
- stage->tmp = (struct vertex_header **) MALLOC( sizeof(struct vertex_header *) * nr );
-
- for (i = 0; i < nr; i++)
- stage->tmp[i] = (struct vertex_header *)(store + i * MAX_VERTEX_SIZE);
- }
-}
-
-
-void draw_free_temp_verts( struct draw_stage *stage )
-{
- if (stage->tmp) {
- FREE( stage->tmp[0] );
- FREE( stage->tmp );
- stage->tmp = NULL;
- }
-}
-
-
-boolean draw_use_sse(struct draw_context *draw)
-{
- return (boolean) draw->use_sse;
-}
-
-
-void draw_reset_vertex_ids(struct draw_context *draw)
-{
- struct draw_stage *stage = draw->pipeline.first;
-
- while (stage) {
- unsigned i;
-
- for (i = 0; i < stage->nr_tmps; i++)
- stage->tmp[i]->vertex_id = UNDEFINED_VERTEX_ID;
-
- stage = stage->next;
- }
-
- draw_vertex_cache_reset_vertex_ids(draw);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 21:18:59 +0000