From 2f4860f2ab7a7d4a1a1f6e69ee074e22a58c754f Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sat, 18 Dec 2010 10:36:31 +1000 Subject: softpipe: add support for color writes all color bufs property --- src/gallium/drivers/softpipe/sp_quad_blend.c | 14 +++++++++++--- src/gallium/drivers/softpipe/sp_state.h | 2 +- src/gallium/drivers/softpipe/sp_state_shader.c | 2 ++ 3 files changed, 14 insertions(+), 4 deletions(-) (limited to 'src/gallium/drivers/softpipe') diff --git a/src/gallium/drivers/softpipe/sp_quad_blend.c b/src/gallium/drivers/softpipe/sp_quad_blend.c index 6af1b2d061..76cfc0bf51 100644 --- a/src/gallium/drivers/softpipe/sp_quad_blend.c +++ b/src/gallium/drivers/softpipe/sp_quad_blend.c @@ -35,6 +35,7 @@ #include "util/u_memory.h" #include "util/u_format.h" #include "sp_context.h" +#include "sp_state.h" #include "sp_quad.h" #include "sp_tile_cache.h" #include "sp_quad_pipe.h" @@ -794,6 +795,9 @@ blend_fallback(struct quad_stage *qs, struct softpipe_context *softpipe = qs->softpipe; const struct pipe_blend_state *blend = softpipe->blend; unsigned cbuf; + boolean write_all; + + write_all = softpipe->fs->color0_writes_all_cbufs; for (cbuf = 0; cbuf < softpipe->framebuffer.nr_cbufs; cbuf++) { @@ -806,15 +810,19 @@ blend_fallback(struct quad_stage *qs, quads[0]->input.y0); boolean has_dst_alpha = util_format_has_alpha(softpipe->framebuffer.cbufs[cbuf]->format); - uint q, i, j; + uint q, i, j, qbuf; + + qbuf = write_all ? 0 : cbuf; for (q = 0; q < nr; q++) { struct quad_header *quad = quads[q]; - float (*quadColor)[4] = quad->output.color[cbuf]; + float (*quadColor)[4]; const int itx = (quad->input.x0 & (TILE_SIZE-1)); const int ity = (quad->input.y0 & (TILE_SIZE-1)); - /* get/swizzle dest colors + quadColor = quad->output.color[qbuf]; + + /* get/swizzle dest colors */ for (j = 0; j < QUAD_SIZE; j++) { int x = itx + (j & 1); diff --git a/src/gallium/drivers/softpipe/sp_state.h b/src/gallium/drivers/softpipe/sp_state.h index 525bf23734..bb19f8cff2 100644 --- a/src/gallium/drivers/softpipe/sp_state.h +++ b/src/gallium/drivers/softpipe/sp_state.h @@ -74,7 +74,7 @@ struct sp_fragment_shader { boolean origin_lower_left; /**< fragment shader uses lower left position origin? */ boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */ - + boolean color0_writes_all_cbufs; /**< fragment shader writes color0 to all bound cbufs */ void (*prepare)( const struct sp_fragment_shader *shader, struct tgsi_exec_machine *machine, struct tgsi_sampler **samplers); diff --git a/src/gallium/drivers/softpipe/sp_state_shader.c b/src/gallium/drivers/softpipe/sp_state_shader.c index 7fff338cce..66ddc56572 100644 --- a/src/gallium/drivers/softpipe/sp_state_shader.c +++ b/src/gallium/drivers/softpipe/sp_state_shader.c @@ -78,6 +78,8 @@ softpipe_create_fs_state(struct pipe_context *pipe, state->origin_lower_left = state->info.properties[i].data[0]; else if (state->info.properties[i].name == TGSI_PROPERTY_FS_COORD_PIXEL_CENTER) state->pixel_center_integer = state->info.properties[i].data[0]; + else if (state->info.properties[i].name == TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS) + state->color0_writes_all_cbufs = state->info.properties[i].data[0]; } return state; -- cgit v1.2.3