mesa: implement EXT_texture_shared_exponent

swrast support done.

There is no renderbuffer support in swrast, because it's not required
by the extension.

Reviewed-by: Brian Paul <[email protected]>

1 files changed, 11 insertions, 0 deletions

diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index 28841c25102..3e9f99698da 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -82,6 +82,7 @@ _mesa_type_is_packed(GLenum type)
    case GL_UNSIGNED_SHORT_8_8_MESA:
    case GL_UNSIGNED_SHORT_8_8_REV_MESA:
    case GL_UNSIGNED_INT_24_8_EXT:
+   case GL_UNSIGNED_INT_5_9_9_9_REV:
       return GL_TRUE;
    }
 
@@ -222,6 +223,8 @@ _mesa_sizeof_packed_type( GLenum type )
          return sizeof(GLushort);      
       case GL_UNSIGNED_INT_24_8_EXT:
          return sizeof(GLuint);
+      case GL_UNSIGNED_INT_5_9_9_9_REV:
+         return sizeof(GLuint);
       default:
          return -1;
    }
@@ -363,6 +366,11 @@ _mesa_bytes_per_pixel( GLenum format, GLenum type )
             return sizeof(GLuint);
          else
             return -1;
+      case GL_UNSIGNED_INT_5_9_9_9_REV:
+         if (format == GL_RGB)
+            return sizeof(GLuint);
+         else
+            return -1;
       default:
          return -1;
    }
@@ -458,6 +466,8 @@ _mesa_is_legal_format_and_type(const struct gl_context *ctx,
                return GL_TRUE;
             case GL_HALF_FLOAT_ARB:
                return ctx->Extensions.ARB_half_float_pixel;
+            case GL_UNSIGNED_INT_5_9_9_9_REV:
+               return ctx->Extensions.EXT_texture_shared_exponent;
             default:
                return GL_FALSE;
          }
@@ -821,6 +831,7 @@ _mesa_is_color_format(GLenum format)
       case GL_INTENSITY_SNORM:
       case GL_INTENSITY8_SNORM:
       case GL_INTENSITY16_SNORM:
+      case GL_RGB9_E5:
          return GL_TRUE;
       case GL_YCBCR_MESA:  /* not considered to be RGB */
          /* fall-through */