diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_wm_fp.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_fp.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_fp.c b/src/mesa/drivers/dri/i965/brw_wm_fp.c index f4583877aa..1a00b69825 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_fp.c +++ b/src/mesa/drivers/dri/i965/brw_wm_fp.c @@ -811,57 +811,6 @@ static void precalc_txp( struct brw_wm_compile *c, - - -/*********************************************************************** - * Add instructions to perform fog blending - */ - -static void fog_blend( struct brw_wm_compile *c, - struct prog_src_register fog_factor ) -{ - struct prog_dst_register outcolor = dst_reg(PROGRAM_OUTPUT, FRAG_RESULT_COLR); - struct prog_src_register fogcolor = search_or_add_param5( c, STATE_FOG_COLOR, 0,0,0,0 ); - - /* color.xyz = LRP fog_factor.xxxx, output_color, fog_color */ - - emit_op(c, - OPCODE_LRP, - dst_mask(outcolor, WRITEMASK_XYZ), - 0, 0, 0, - fog_factor, - src_reg_from_dst(outcolor), - fogcolor); -} - - - -/* This one is simple - just take the interpolated fog coordinate and - * use it as the fog blend factor. - */ -static void fog_interpolated( struct brw_wm_compile *c ) -{ - struct prog_src_register fogc = src_reg(PROGRAM_INPUT, FRAG_ATTRIB_FOGC); - - if (!(c->fp_interp_emitted & (1<<FRAG_ATTRIB_FOGC))) - emit_interp(c, FRAG_ATTRIB_FOGC); - - fog_blend( c, src_swizzle1(fogc, GET_SWZ(fogc.Swizzle,X))); -} - -static void emit_fog( struct brw_wm_compile *c ) -{ - if (!c->fp->program.FogOption) - return; - - if (1) - fog_interpolated( c ); - else { - /* TODO: per-pixel fog */ - assert(0); - } -} - static void emit_fb_write( struct brw_wm_compile *c ) { struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH); @@ -1059,7 +1008,6 @@ void brw_wm_pass_fp( struct brw_wm_compile *c ) emit_ddy(c, inst); break; case OPCODE_END: - emit_fog(c); emit_fb_write(c); break; case OPCODE_PRINT: |