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st/nine: Fix comment in update_viewport 

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Axel Davy <axel.davy@ens.fr>
This commit is contained in:
Axel Davy 2015-04-23 21:46:24 +02:00
parent 6e825b69bd
commit 907f28f87e
1 changed files with 2 additions and 3 deletions
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5
src/gallium/state_trackers/nine/nine_state.c
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@ -138,10 +138,9 @@ update_viewport(struct NineDevice9 *device)
const D3DVIEWPORT9 *vport = &device->state.viewport;
struct pipe_viewport_state pvport;
/* XXX:
* I hope D3D clip coordinates are still
/* D3D coordinates are:
* -1 .. +1 for X,Y and
* 0 .. +1 for Z (use pipe_rasterizer_state.clip_halfz)
* 0 .. +1 for Z (we use pipe_rasterizer_state.clip_halfz)
*/
pvport.scale[0] = (float)vport->Width * 0.5f;
pvport.scale[1] = (float)vport->Height * -0.5f;