diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_state_inlines.h')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_inlines.h | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/src/gallium/drivers/r300/r300_state_inlines.h b/src/gallium/drivers/r300/r300_state_inlines.h index 06da04c7ad7..54dae1acd98 100644 --- a/src/gallium/drivers/r300/r300_state_inlines.h +++ b/src/gallium/drivers/r300/r300_state_inlines.h @@ -38,23 +38,24 @@ static INLINE int pack_float_16_6x(float f) { /* Blend state. */ -static INLINE uint32_t r300_translate_blend_function(int blend_func) +static INLINE uint32_t r300_translate_blend_function(int blend_func, + boolean clamp) { switch (blend_func) { - case PIPE_BLEND_ADD: - return R300_COMB_FCN_ADD_CLAMP; - case PIPE_BLEND_SUBTRACT: - return R300_COMB_FCN_SUB_CLAMP; - case PIPE_BLEND_REVERSE_SUBTRACT: - return R300_COMB_FCN_RSUB_CLAMP; - case PIPE_BLEND_MIN: - return R300_COMB_FCN_MIN; - case PIPE_BLEND_MAX: - return R300_COMB_FCN_MAX; - default: - fprintf(stderr, "r300: Unknown blend function %d\n", blend_func); - assert(0); - break; + case PIPE_BLEND_ADD: + return clamp ? R300_COMB_FCN_ADD_CLAMP : R300_COMB_FCN_ADD_NOCLAMP; + case PIPE_BLEND_SUBTRACT: + return clamp ? R300_COMB_FCN_SUB_CLAMP : R300_COMB_FCN_SUB_NOCLAMP; + case PIPE_BLEND_REVERSE_SUBTRACT: + return clamp ? R300_COMB_FCN_RSUB_CLAMP : R300_COMB_FCN_RSUB_NOCLAMP; + case PIPE_BLEND_MIN: + return R300_COMB_FCN_MIN; + case PIPE_BLEND_MAX: + return R300_COMB_FCN_MAX; + default: + fprintf(stderr, "r300: Unknown blend function %d\n", blend_func); + assert(0); + break; } return 0; } |