Based on subpixel precision returned by the blob.
Signed-off-by: Józef Kucia <[email protected]>
---
I've checked that the blob returns 8 for the following GPUs:
GeForce GTX 460 (GF104), GeForce GTX 760 (GK104), GeForce GTX 970 (GM204).
Generally, I expect that 8 bits precision should be supported
by any D3D11-capable GPU.
---
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index fb0a9c8..836ee23 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -156,6 +156,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
return NOUVEAU_MIN_BUFFER_MAP_ALIGN;
case PIPE_CAP_MAX_VIEWPORTS:
return NVC0_MAX_VIEWPORTS;
+ case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
+ return 8;
case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
return 4;
case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
@@ -272,7 +274,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_PCI_BUS:
case PIPE_CAP_PCI_DEVICE:
case PIPE_CAP_PCI_FUNCTION:
- case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
return 0;
case PIPE_CAP_VENDOR_ID:
--
2.7.3
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