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authorKai Wasserbäch <[email protected]>2011-11-29 15:04:58 +0100
committerJosé Fonseca <[email protected]>2011-11-29 15:44:09 +0000
commit2c27f204f1ca6f09f9520712be1da9a13ed5c01d (patch)
tree72aa79b2e6680172efe116b51640337f640f8e28 /src/gallium/drivers/i965/brw_clip.c
parent76ba431b97087e2d5ca0351e0d613f0812fd1425 (diff)
i965g: Delete this driver.
Never completed, and no plans to do so. Signed-off-by: Kai Wasserbäch <[email protected]> Signed-off-by: José Fonseca <[email protected]>
Diffstat (limited to 'src/gallium/drivers/i965/brw_clip.c')
-rw-r--r--src/gallium/drivers/i965/brw_clip.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/src/gallium/drivers/i965/brw_clip.c b/src/gallium/drivers/i965/brw_clip.c
deleted file mode 100644
index 66b13ea58e2..00000000000
--- a/src/gallium/drivers/i965/brw_clip.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
- develop this 3D driver.
-
- 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, sublicense, 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 NONINFRINGEMENT.
- IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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 <[email protected]>
- */
-
-#include "pipe/p_state.h"
-
-#include "util/u_math.h"
-
-#include "brw_screen.h"
-#include "brw_batchbuffer.h"
-#include "brw_defines.h"
-#include "brw_context.h"
-#include "brw_eu.h"
-#include "brw_state.h"
-#include "brw_pipe_rast.h"
-#include "brw_clip.h"
-
-
-#define FRONT_UNFILLED_BIT 0x1
-#define BACK_UNFILLED_BIT 0x2
-
-
-static enum pipe_error
-compile_clip_prog( struct brw_context *brw,
- struct brw_clip_prog_key *key,
- struct brw_winsys_buffer **bo_out )
-{
- enum pipe_error ret;
- struct brw_clip_compile c;
- const GLuint *program;
- GLuint program_size;
- GLuint delta;
-
- memset(&c, 0, sizeof(c));
-
- /* Begin the compilation:
- */
- brw_init_compile(brw, &c.func);
-
- c.func.single_program_flow = 1;
-
- c.key = *key;
-
- /* Need to locate the two positions present in vertex + header.
- * These are currently hardcoded:
- */
- c.header_position_offset = ATTR_SIZE;
-
- if (brw->gen == 5)
- delta = 3 * REG_SIZE;
- else
- delta = REG_SIZE;
-
- c.offset_hpos = delta + c.key.output_hpos * ATTR_SIZE;
-
- if (c.key.output_color0 != BRW_OUTPUT_NOT_PRESENT)
- c.offset_color0 = delta + c.key.output_color0 * ATTR_SIZE;
-
- if (c.key.output_color1 != BRW_OUTPUT_NOT_PRESENT)
- c.offset_color1 = delta + c.key.output_color1 * ATTR_SIZE;
-
- if (c.key.output_bfc0 != BRW_OUTPUT_NOT_PRESENT)
- c.offset_bfc0 = delta + c.key.output_bfc0 * ATTR_SIZE;
-
- if (c.key.output_bfc1 != BRW_OUTPUT_NOT_PRESENT)
- c.offset_bfc1 = delta + c.key.output_bfc1 * ATTR_SIZE;
-
- if (c.key.output_edgeflag != BRW_OUTPUT_NOT_PRESENT)
- c.offset_edgeflag = delta + c.key.output_edgeflag * ATTR_SIZE;
-
- if (brw->gen == 5)
- c.nr_regs = (c.key.nr_attrs + 1) / 2 + 3; /* are vertices packed, or reg-aligned? */
- else
- c.nr_regs = (c.key.nr_attrs + 1) / 2 + 1; /* are vertices packed, or reg-aligned? */
-
- c.nr_bytes = c.nr_regs * REG_SIZE;
-
- c.prog_data.clip_mode = c.key.clip_mode; /* XXX */
-
- /* For some reason the thread is spawned with only 4 channels
- * unmasked.
- */
- brw_set_mask_control(&c.func, BRW_MASK_DISABLE);
-
-
- /* Would ideally have the option of producing a program which could
- * do all three:
- */
- switch (key->primitive) {
- case PIPE_PRIM_TRIANGLES:
- if (key->do_unfilled)
- brw_emit_unfilled_clip( &c );
- else
- brw_emit_tri_clip( &c );
- break;
- case PIPE_PRIM_LINES:
- brw_emit_line_clip( &c );
- break;
- case PIPE_PRIM_POINTS:
- brw_emit_point_clip( &c );
- break;
- default:
- assert(0);
- return PIPE_ERROR_BAD_INPUT;
- }
-
-
-
- /* get the program
- */
- ret = brw_get_program(&c.func, &program, &program_size);
- if (ret)
- return ret;
-
- /* Upload
- */
- ret = brw_upload_cache( &brw->cache,
- BRW_CLIP_PROG,
- &c.key, sizeof(c.key),
- NULL, 0,
- program, program_size,
- &c.prog_data,
- &brw->clip.prog_data,
- bo_out );
- if (ret)
- return ret;
-
- return PIPE_OK;
-}
-
-/* Calculate interpolants for triangle and line rasterization.
- */
-static enum pipe_error
-upload_clip_prog(struct brw_context *brw)
-{
- const struct brw_vertex_shader *vs = brw->curr.vertex_shader;
- struct brw_clip_prog_key key;
- enum pipe_error ret;
-
- /* Populate the key, starting from the almost-complete version from
- * the rast state.
- */
-
- /* PIPE_NEW_RAST */
- key = brw->curr.rast->clip_key;
-
- /* BRW_NEW_REDUCED_PRIMITIVE */
- key.primitive = brw->reduced_primitive;
-
- /* XXX: if edgeflag is moved to a proper TGSI vs output, can remove
- * dependency on CACHE_NEW_VS_PROG
- */
- /* CACHE_NEW_VS_PROG */
- key.nr_attrs = brw->vs.prog_data->nr_outputs;
-
- /* PIPE_NEW_VS */
- key.output_hpos = vs->output_hpos;
- key.output_color0 = vs->output_color0;
- key.output_color1 = vs->output_color1;
- key.output_bfc0 = vs->output_bfc0;
- key.output_bfc1 = vs->output_bfc1;
- key.output_edgeflag = vs->output_edgeflag;
-
- /* PIPE_NEW_CLIP */
- key.nr_userclip = brw->curr.ucp.nr;
-
- /* Already cached?
- */
- if (brw_search_cache(&brw->cache, BRW_CLIP_PROG,
- &key, sizeof(key),
- NULL, 0,
- &brw->clip.prog_data,
- &brw->clip.prog_bo))
- return PIPE_OK;
-
- /* Compile new program:
- */
- ret = compile_clip_prog( brw, &key, &brw->clip.prog_bo );
- if (ret)
- return ret;
-
- return PIPE_OK;
-}
-
-
-const struct brw_tracked_state brw_clip_prog = {
- .dirty = {
- .mesa = (PIPE_NEW_RAST |
- PIPE_NEW_CLIP),
- .brw = (BRW_NEW_REDUCED_PRIMITIVE),
- .cache = CACHE_NEW_VS_PROG
- },
- .prepare = upload_clip_prog
-};