diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_state.c | 48 |
1 files changed, 33 insertions, 15 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index 4fd80e60fe..17658efdb2 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -1058,23 +1058,41 @@ r300UpdateDrawBuffer(GLcontext *ctx) static void r300FetchStateParameter(GLcontext *ctx, const enum state_index state[], GLfloat *value) { - r300ContextPtr r300 = R300_CONTEXT(ctx); + r300ContextPtr r300 = R300_CONTEXT(ctx); - switch(state[0]) - { - case STATE_INTERNAL: - switch(state[1]) - { - case STATE_R300_WINDOW_DIMENSION: - value[0] = r300->radeon.dri.drawable->w*0.5f;/* width*0.5 */ - value[1] = r300->radeon.dri.drawable->h*0.5f;/* height*0.5 */ - value[2] = 0.5F; /* for moving range [-1 1] -> [0 1] */ - value[3] = 1.0F; /* not used */ - break; - default:; + switch(state[0]) { + case STATE_INTERNAL: + switch(state[1]) { + case STATE_R300_WINDOW_DIMENSION: + value[0] = r300->radeon.dri.drawable->w*0.5f;/* width*0.5 */ + value[1] = r300->radeon.dri.drawable->h*0.5f;/* height*0.5 */ + value[2] = 0.5F; /* for moving range [-1 1] -> [0 1] */ + value[3] = 1.0F; /* not used */ + break; + + case STATE_R300_TEXRECT_FACTOR: { + struct gl_texture_object* t = ctx->Texture.Unit[state[2]].CurrentRect; + + if (t && t->Image[0][t->BaseLevel]) { + struct gl_texture_image* image = t->Image[0][t->BaseLevel]; + value[0] = 1.0 / image->Width2; + value[1] = 1.0 / image->Height2; + } else { + value[0] = 1.0; + value[1] = 1.0; + } + value[2] = 1.0; + value[3] = 1.0; + break; } + + default: + break; + } + break; + + default: + break; } - default:; - } } /** |