diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_emit.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_emit.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c index db783ff0add..3a1085d2dc5 100644 --- a/src/gallium/drivers/r300/r300_emit.c +++ b/src/gallium/drivers/r300/r300_emit.c @@ -89,7 +89,7 @@ static const float * get_rc_constant_state( { struct r300_textures_state* texstate = r300->textures_state.state; static float vec[4] = { 0.0, 0.0, 0.0, 1.0 }; - struct pipe_resource *tex; + struct r300_texture *tex; assert(constant->Type == RC_CONSTANT_STATE); @@ -97,9 +97,17 @@ static const float * get_rc_constant_state( /* Factor for converting rectangle coords to * normalized coords. Should only show up on non-r500. */ case RC_STATE_R300_TEXRECT_FACTOR: - tex = texstate->sampler_views[constant->u.State[1]]->base.texture; - vec[0] = 1.0 / tex->width0; - vec[1] = 1.0 / tex->height0; + tex = r300_texture(texstate->sampler_views[constant->u.State[1]]->base.texture); + vec[0] = 1.0 / tex->desc.width0; + vec[1] = 1.0 / tex->desc.height0; + break; + + case RC_STATE_R300_TEXSCALE_FACTOR: + tex = r300_texture(texstate->sampler_views[constant->u.State[1]]->base.texture); + /* Add a small number to the texture size to work around rounding errors in hw. */ + vec[0] = tex->desc.b.b.width0 / (tex->desc.width0 + 0.001f); + vec[1] = tex->desc.b.b.height0 / (tex->desc.height0 + 0.001f); + vec[2] = tex->desc.b.b.depth0 / (tex->desc.depth0 + 0.001f); break; case RC_STATE_R300_VIEWPORT_SCALE: |