gallivm,llvmpipe: handle TXF (texelFetch) instruction, including offsets

[mesa.git] / src / gallium / drivers / llvmpipe / lp_screen.c

diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index e81c44151bbd69de3377964cc27d7ea21b870568..5ff8024a2230f064adcf8e8534462867b9362784 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -175,9 +175,11 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 0;
    case PIPE_CAP_SCALED_RESOLVE:
       return 0;
+   /* this is a lie could support arbitrary large offsets */
    case PIPE_CAP_MIN_TEXEL_OFFSET:
+      return -8;
    case PIPE_CAP_MAX_TEXEL_OFFSET:
-      return 0;
+      return 7;
    case PIPE_CAP_CONDITIONAL_RENDER:
       return 1;
    case PIPE_CAP_TEXTURE_BARRIER: