diff options
| author | Marek Olšák <[email protected]> | 2009-12-24 16:05:44 +0100 |
|---|---|---|
| committer | Corbin Simpson <[email protected]> | 2010-01-06 12:49:15 -0800 |
| commit | 26f67a272b6668258fe3552a675414502e077dd9 (patch) | |
| tree | 66de57576db7e4a5d2d937dc4b487dbb56d8a198 /src/gallium/drivers/r300/r300_state.c | |
| parent | bf60eb3fec844a7c3793aba0c70da56b74a17344 (diff) | |
r300g: disable the rasterization of WPOS if it's unused by the FS
Diffstat (limited to 'src/gallium/drivers/r300/r300_state.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index ad8e210dcd8..affd0b45910 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -556,6 +556,10 @@ static void r300_bind_fs_state(struct pipe_context* pipe, void* shader) r300->fs = fs; r300_pick_fragment_shader(r300); + if (r300->vs && r300_vertex_shader_setup_wpos(r300)) { + r300->dirty_state |= R300_NEW_VERTEX_FORMAT; + } + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER | R300_NEW_FRAGMENT_SHADER_CONSTANTS; } @@ -974,7 +978,13 @@ static void r300_bind_vs_state(struct pipe_context* pipe, void* shader) } r300->vs = vs; - r300->dirty_state |= R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS; + if (r300->fs) { + r300_vertex_shader_setup_wpos(r300); + } + + r300->dirty_state |= + R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS | + R300_NEW_VERTEX_FORMAT; } else { draw_flush(r300->draw); draw_bind_vertex_shader(r300->draw, |