In the last commit I added in a fatal error on unknown base formats so I

wouldn't get confused when adding support for new formats.  However, it resulted
in dying in texenv instead of drawing something undefined for GL_DECAL.  Do what
GLcore apparently does and just pass the fragment through.

diff --git a/src/mesa/drivers/dri/sis/sis_texstate.c b/src/mesa/drivers/dri/sis/sis_texstate.c
index b994217..7ef20f8 100644 (file)
--- a/src/mesa/drivers/dri/sis/sis_texstate.c
+++ b/src/mesa/drivers/dri/sis/sis_texstate.c
@@ -124,6 +124,13 @@ sis_set_texture_env0( GLcontext *ctx, struct gl_texture_object *texObj,
          current->hwTexBlendColor0 = STAGE0_C_CFOMAS_CSAS;
          current->hwTexBlendAlpha0 = STAGE0_A_AF;
          break;
+      case GL_ALPHA:
+      case GL_LUMINANCE:
+      case GL_INTENSITY:
+      case GL_LUMINANCE_ALPHA:
+         current->hwTexBlendColor0 = STAGE0_C_CF;
+         current->hwTexBlendAlpha0 = STAGE0_A_AF;
+         break;
       default:
         sis_fatal_error("unknown base format 0x%x\n", t->format);
       }
@@ -253,6 +260,13 @@ sis_set_texture_env1( GLcontext *ctx, struct gl_texture_object *texObj,
          current->hwTexBlendColor1 = STAGE1_C_CFOMAS_CSAS;
          current->hwTexBlendAlpha1 = STAGE1_A_AF;
          break;
+      case GL_ALPHA:
+      case GL_LUMINANCE:
+      case GL_INTENSITY:
+      case GL_LUMINANCE_ALPHA:
+         current->hwTexBlendColor1 = STAGE1_C_CF;
+         current->hwTexBlendAlpha1 = STAGE1_A_AF;
+         break;
       default:
         sis_fatal_error("unknown base format 0x%x\n", t->format);
       }