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Diffstat (limited to 'src/gallium/drivers/i965/brw_draw.c')
-rw-r--r--src/gallium/drivers/i965/brw_draw.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/src/gallium/drivers/i965/brw_draw.c b/src/gallium/drivers/i965/brw_draw.c
deleted file mode 100644
index 3ab9024c31e..00000000000
--- a/src/gallium/drivers/i965/brw_draw.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2003 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.
- *
- **************************************************************************/
-
-
-#include "util/u_inlines.h"
-#include "util/u_prim.h"
-#include "util/u_upload_mgr.h"
-
-#include "brw_draw.h"
-#include "brw_defines.h"
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_debug.h"
-
-#include "brw_batchbuffer.h"
-
-
-static uint32_t prim_to_hw_prim[PIPE_PRIM_POLYGON+1] = {
- _3DPRIM_POINTLIST,
- _3DPRIM_LINELIST,
- _3DPRIM_LINELOOP,
- _3DPRIM_LINESTRIP,
- _3DPRIM_TRILIST,
- _3DPRIM_TRISTRIP,
- _3DPRIM_TRIFAN,
- _3DPRIM_QUADLIST,
- _3DPRIM_QUADSTRIP,
- _3DPRIM_POLYGON
-};
-
-
-
-/* When the primitive changes, set a state bit and re-validate. Not
- * the nicest and would rather deal with this by having all the
- * programs be immune to the active primitive (ie. cope with all
- * possibilities). That may not be realistic however.
- */
-static int brw_set_prim(struct brw_context *brw, unsigned prim )
-{
-
- if (BRW_DEBUG & DEBUG_PRIMS)
- debug_printf("PRIM: %s\n", u_prim_name(prim));
-
- if (prim != brw->primitive) {
- unsigned reduced_prim;
-
- brw->primitive = prim;
- brw->state.dirty.brw |= BRW_NEW_PRIMITIVE;
-
- reduced_prim = u_reduced_prim(prim);
- if (reduced_prim != brw->reduced_primitive) {
- brw->reduced_primitive = reduced_prim;
- brw->state.dirty.brw |= BRW_NEW_REDUCED_PRIMITIVE;
- }
- }
-
- return prim_to_hw_prim[prim];
-}
-
-
-
-static int brw_emit_prim(struct brw_context *brw,
- unsigned start,
- unsigned count,
- boolean indexed,
- uint32_t hw_prim)
-{
- struct brw_3d_primitive prim_packet;
- int ret;
-
- if (BRW_DEBUG & DEBUG_PRIMS)
- debug_printf("%s start %d count %d indexed %d hw_prim %d\n",
- __FUNCTION__, start, count, indexed, hw_prim);
-
- prim_packet.header.opcode = CMD_3D_PRIM;
- prim_packet.header.length = sizeof(prim_packet)/4 - 2;
- prim_packet.header.pad = 0;
- prim_packet.header.topology = hw_prim;
- prim_packet.header.indexed = indexed;
-
- prim_packet.verts_per_instance = count;
- prim_packet.start_vert_location = start;
- if (indexed)
- prim_packet.start_vert_location += brw->ib.start_vertex_offset;
- prim_packet.instance_count = 1;
- prim_packet.start_instance_location = 0;
- prim_packet.base_vert_location = 0; /* prim->basevertex; XXX: add this to gallium */
-
-
- /* If we're set to always flush, do it before and after the primitive emit.
- * We want to catch both missed flushes that hurt instruction/state cache
- * and missed flushes of the render cache as it heads to other parts of
- * the besides the draw code.
- */
- if (0) {
- BEGIN_BATCH(1, IGNORE_CLIPRECTS);
- OUT_BATCH((CMD_MI_FLUSH << 16) | BRW_FLUSH_STATE_CACHE);
- ADVANCE_BATCH();
- }
- if (prim_packet.verts_per_instance) {
- ret = brw_batchbuffer_data( brw->batch, &prim_packet,
- sizeof(prim_packet), LOOP_CLIPRECTS);
- if (ret)
- return ret;
- }
- if (0) {
- BEGIN_BATCH(1, IGNORE_CLIPRECTS);
- OUT_BATCH((CMD_MI_FLUSH << 16) | BRW_FLUSH_STATE_CACHE);
- ADVANCE_BATCH();
- }
-
- return 0;
-}
-
-
-/* May fail if out of video memory for texture or vbo upload, or on
- * fallback conditions.
- */
-static int
-try_draw_range_elements(struct brw_context *brw,
- boolean indexed,
- unsigned hw_prim,
- unsigned start, unsigned count)
-{
- int ret;
-
- ret = brw_validate_state(brw);
- if (ret)
- return ret;
-
- /* Check that we can fit our state in with our existing batchbuffer, or
- * flush otherwise.
- */
- ret = brw->sws->check_aperture_space(brw->sws,
- brw->state.validated_bos,
- brw->state.validated_bo_count);
- if (ret)
- return ret;
-
- ret = brw_upload_state(brw);
- if (ret)
- return ret;
-
- ret = brw_emit_prim(brw, start, count, indexed, hw_prim);
- if (ret)
- return ret;
-
- if (brw->flags.always_flush_batch)
- brw_context_flush( brw );
-
- return 0;
-}
-
-
-static void
-brw_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
-{
- struct brw_context *brw = brw_context(pipe);
- int ret;
- uint32_t hw_prim;
-
- hw_prim = brw_set_prim(brw, info->mode);
-
- if (BRW_DEBUG & DEBUG_PRIMS)
- debug_printf("PRIM: %s start %d count %d index_buffer %p\n",
- u_prim_name(info->mode), info->start, info->count,
- (void *) brw->curr.index_buffer);
-
- assert(info->index_bias == 0);
-
- /* Potentially trigger upload of new index buffer range.
- * XXX: do we really care?
- */
- if (brw->curr.min_index != info->min_index ||
- brw->curr.max_index != info->max_index)
- {
- brw->curr.min_index = info->min_index;
- brw->curr.max_index = info->max_index;
- brw->state.dirty.mesa |= PIPE_NEW_INDEX_RANGE;
- }
-
-
- /* Make a first attempt at drawing:
- */
- ret = try_draw_range_elements(brw, info->indexed,
- hw_prim, info->start, info->count);
-
- /* Otherwise, flush and retry:
- */
- if (ret != 0) {
- brw_context_flush( brw );
- ret = try_draw_range_elements(brw, info->indexed,
- hw_prim, info->start, info->count);
- assert(ret == 0);
- }
-}
-
-
-boolean brw_draw_init( struct brw_context *brw )
-{
- /* Register our drawing function:
- */
- brw->base.draw_vbo = brw_draw_vbo;
-
- /* Create helpers for uploading data in user buffers:
- */
- brw->vb.upload_vertex = u_upload_create( &brw->base,
- 128 * 1024,
- 64,
- PIPE_BIND_VERTEX_BUFFER );
- if (brw->vb.upload_vertex == NULL)
- return FALSE;
-
- brw->vb.upload_index = u_upload_create( &brw->base,
- 32 * 1024,
- 64,
- PIPE_BIND_INDEX_BUFFER );
- if (brw->vb.upload_index == NULL)
- return FALSE;
-
- return TRUE;
-}
-
-void brw_draw_cleanup( struct brw_context *brw )
-{
- u_upload_destroy( brw->vb.upload_vertex );
- u_upload_destroy( brw->vb.upload_index );
-
- bo_reference(&brw->ib.bo, NULL);
-}
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