[Mesa-dev] [PATCH 2/7] r200: support factors for min/max blending

[Maxence Le Doré]

---
 src/mesa/drivers/dri/r200/r200_state.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index ee7b945..db232f6 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -252,12 +252,20 @@ static void r200_set_blend_state( struct gl_context * ctx )
          (R200_BLEND_GL_ONE << R200_DST_BLEND_SHIFT);
       break;
 
+   case GL_FACTOR_MIN_AMD:
+      eqn = R200_COMB_FCN_MIN;
+      break;
+
    case GL_MAX:
       eqn = R200_COMB_FCN_MAX;
       func = (R200_BLEND_GL_ONE << R200_SRC_BLEND_SHIFT) |
          (R200_BLEND_GL_ONE << R200_DST_BLEND_SHIFT);
       break;
 
+   case GL_FACTOR_MAX_AMD:
+      eqn = R200_COMB_FCN_MAX;
+      break;
+
    default:
       fprintf( stderr, "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
          __FUNCTION__, __LINE__, ctx->Color.Blend[0].EquationRGB );
@@ -286,12 +294,20 @@ static void r200_set_blend_state( struct gl_context * ctx )
          (R200_BLEND_GL_ONE << R200_DST_BLEND_SHIFT);
       break;
 
+   case GL_FACTOR_MIN_AMD:
+      eqnA = R200_COMB_FCN_MIN;
+      break;
+
    case GL_MAX:
       eqnA = R200_COMB_FCN_MAX;
       funcA = (R200_BLEND_GL_ONE << R200_SRC_BLEND_SHIFT) |
          (R200_BLEND_GL_ONE << R200_DST_BLEND_SHIFT);
       break;
 
+   case GL_FACTOR_MAX_AMD:
+      eqnA = R200_COMB_FCN_MAX;
+      break;
+
    default:
       fprintf( stderr, "[%s:%u] Invalid A blend equation (0x%04x).\n",
          __FUNCTION__, __LINE__, ctx->Color.Blend[0].EquationA );
-- 
1.8.5.2