diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_sf.c')
| -rw-r--r-- | src/gallium/drivers/i965/brw_sf.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/src/gallium/drivers/i965/brw_sf.c b/src/gallium/drivers/i965/brw_sf.c deleted file mode 100644 index 5abf3848ab4..00000000000 --- a/src/gallium/drivers/i965/brw_sf.c +++ /dev/null @@ -1,216 +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 <keith@tungstengraphics.com> - */ - -#include "pipe/p_state.h" - -#include "brw_batchbuffer.h" -#include "brw_defines.h" -#include "brw_context.h" -#include "brw_pipe_rast.h" -#include "brw_eu.h" -#include "brw_sf.h" -#include "brw_state.h" - -static enum pipe_error compile_sf_prog( struct brw_context *brw, - struct brw_sf_prog_key *key, - struct brw_winsys_buffer **bo_out ) -{ - enum pipe_error ret; - struct brw_sf_compile c; - const GLuint *program; - GLuint program_size; - - memset(&c, 0, sizeof(c)); - - /* Begin the compilation: - */ - brw_init_compile(brw, &c.func); - - c.key = *key; - c.nr_attrs = c.key.nr_attrs; - c.nr_attr_regs = (c.nr_attrs+1)/2; - c.nr_setup_attrs = c.key.nr_attrs; - c.nr_setup_regs = (c.nr_setup_attrs+1)/2; - - c.prog_data.urb_read_length = c.nr_attr_regs; - c.prog_data.urb_entry_size = c.nr_setup_regs * 2; - - /* Special case when there are no attributes to setup. - * - * XXX: should be able to set nr_setup_attrs to nr_attrs-1 -- but - * breaks vp-tris.c - */ - if (c.nr_attrs - 1 == 0) { - c.nr_verts = 0; - brw_emit_null_setup( &c ); - } - else { - /* Which primitive? Or all three? - */ - switch (key->primitive) { - case SF_TRIANGLES: - c.nr_verts = 3; - brw_emit_tri_setup( &c, GL_TRUE ); - break; - case SF_LINES: - c.nr_verts = 2; - brw_emit_line_setup( &c, GL_TRUE ); - break; - case SF_POINTS: - c.nr_verts = 1; - if (key->do_point_sprite) - brw_emit_point_sprite_setup( &c, GL_TRUE ); - else - brw_emit_point_setup( &c, GL_TRUE ); - break; - case SF_UNFILLED_TRIS: - c.nr_verts = 3; - brw_emit_anyprim_setup( &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_SF_PROG, - &c.key, sizeof(c.key), - NULL, 0, - program, program_size, - &c.prog_data, - &brw->sf.prog_data, - bo_out); - if (ret) - return ret; - - return PIPE_OK; -} - -/* Calculate interpolants for triangle and line rasterization. - */ -static enum pipe_error upload_sf_prog(struct brw_context *brw) -{ - const struct brw_fs_signature *sig = &brw->curr.fragment_shader->signature; - const struct pipe_rasterizer_state *rast = &brw->curr.rast->templ; - struct brw_sf_prog_key key; - enum pipe_error ret; - unsigned i; - - memset(&key, 0, sizeof(key)); - - /* Populate the key, noting state dependencies: - */ - - /* XXX: Add one to account for the position input. - */ - /* PIPE_NEW_FRAGMENT_SIGNATURE */ - key.nr_attrs = sig->nr_inputs + 1; - - - /* XXX: why is position required to be linear? why do we care - * about it at all? - */ - key.linear_attrs = 1; /* position -- but why? */ - - for (i = 0; i < sig->nr_inputs; i++) { - switch (sig->input[i].interp) { - case TGSI_INTERPOLATE_CONSTANT: - break; - case TGSI_INTERPOLATE_LINEAR: - key.linear_attrs |= 1 << (i+1); - break; - case TGSI_INTERPOLATE_PERSPECTIVE: - key.persp_attrs |= 1 << (i+1); - break; - } - } - - /* BRW_NEW_REDUCED_PRIMITIVE */ - switch (brw->reduced_primitive) { - case PIPE_PRIM_TRIANGLES: - /* PIPE_NEW_RAST - */ - if (rast->fill_front != PIPE_POLYGON_MODE_FILL || - rast->fill_back != PIPE_POLYGON_MODE_FILL) - key.primitive = SF_UNFILLED_TRIS; - else - key.primitive = SF_TRIANGLES; - break; - case PIPE_PRIM_LINES: - key.primitive = SF_LINES; - break; - case PIPE_PRIM_POINTS: - key.primitive = SF_POINTS; - break; - } - - key.do_point_sprite = rast->sprite_coord_enable ? 1 : 0; - key.sprite_origin_lower_left = (rast->sprite_coord_mode == PIPE_SPRITE_COORD_LOWER_LEFT); - key.point_coord_replace_attrs = rast->sprite_coord_enable; - key.do_flat_shading = rast->flatshade; - key.do_twoside_color = rast->light_twoside; - - if (key.do_twoside_color) { - key.frontface_ccw = rast->front_ccw; - } - - if (brw_search_cache(&brw->cache, BRW_SF_PROG, - &key, sizeof(key), - NULL, 0, - &brw->sf.prog_data, - &brw->sf.prog_bo)) - return PIPE_OK; - - ret = compile_sf_prog( brw, &key, &brw->sf.prog_bo ); - if (ret) - return ret; - - return PIPE_OK; -} - - -const struct brw_tracked_state brw_sf_prog = { - .dirty = { - .mesa = (PIPE_NEW_RAST | PIPE_NEW_FRAGMENT_SIGNATURE), - .brw = (BRW_NEW_REDUCED_PRIMITIVE), - .cache = 0 - }, - .prepare = upload_sf_prog -}; - |