mesa/formats: 8-bit channel integer formats addition

Add enough 8-bit channel formats to handle all the
different things CTS throws at us.

Cc: "11.0" <mesa-stable@lists.freedesktop.org>
Reviewed-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

src/mesa/main/formats.c

@@ -926,6 +926,10 @@ _mesa_uncompressed_format_to_type_and_comps(mesa_format format,
    case MESA_FORMAT_R8G8B8X8_UNORM:
    case MESA_FORMAT_B8G8R8X8_UNORM:
    case MESA_FORMAT_X8R8G8B8_UNORM:
+   case MESA_FORMAT_A8B8G8R8_UINT:
+   case MESA_FORMAT_R8G8B8A8_UINT:
+   case MESA_FORMAT_B8G8R8A8_UINT:
+   case MESA_FORMAT_A8R8G8B8_UINT:
       *datatype = GL_UNSIGNED_BYTE;
       *comps = 4;
       return;
@@ -2035,6 +2039,45 @@ _mesa_format_matches_format_and_type(mesa_format mesa_format,
    case MESA_FORMAT_R5G5B5A1_UINT:
       return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT_1_5_5_5_REV;
 
+   case MESA_FORMAT_A8B8G8R8_UINT:
+      if (format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes)
+         return GL_TRUE;
+
+      if (format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes)
+         return GL_TRUE;
+      return GL_FALSE;
+
+   case MESA_FORMAT_A8R8G8B8_UINT:
+      if (format == GL_BGRA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8 &&
+          !swapBytes)
+         return GL_TRUE;
+
+      if (format == GL_BGRA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
+          swapBytes)
+         return GL_TRUE;
+
+      return GL_FALSE;
+
+   case MESA_FORMAT_R8G8B8A8_UINT:
+      if (format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
+          !swapBytes)
+         return GL_TRUE;
+
+      if (format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
+         return GL_TRUE;
+
+      return GL_FALSE;
+
+   case MESA_FORMAT_B8G8R8A8_UINT:
+      if (format == GL_BGRA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8_REV &&
+          !swapBytes)
+         return GL_TRUE;
+
+      if (format == GL_BGRA_INTEGER && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes)
+         return GL_TRUE;
+
+      return GL_FALSE;
+
    case MESA_FORMAT_R9G9B9E5_FLOAT:
       return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV &&
          !swapBytes;

src/mesa/main/formats.csv

@@ -186,6 +186,10 @@ MESA_FORMAT_RGBX_FLOAT32                  , array , 1, 1, f32 , f32 , f32 , x32
 MESA_FORMAT_Z_FLOAT32                     , array , 1, 1, f32 ,     ,     ,     , x___, zs
 
 # Packed signed/unsigned non-normalized integer formats
+MESA_FORMAT_A8B8G8R8_UINT                 , packed, 1, 1, u8  , u8  , u8  , u8  , wzyx, rgb
+MESA_FORMAT_A8R8G8B8_UINT                 , packed, 1, 1, u8  , u8  , u8  , u8  , yzwx, rgb
+MESA_FORMAT_R8G8B8A8_UINT                 , packed, 1, 1, u8  , u8  , u8  , u8  , xyzw, rgb
+MESA_FORMAT_B8G8R8A8_UINT                 , packed, 1, 1, u8  , u8  , u8  , u8  , zyxw, rgb
 MESA_FORMAT_B10G10R10A2_UINT              , packed, 1, 1, u10 , u10 , u10 , u2  , zyxw, rgb
 MESA_FORMAT_R10G10B10A2_UINT              , packed, 1, 1, u10 , u10 , u10 , u2  , xyzw, rgb
 MESA_FORMAT_A2B10G10R10_UINT              , packed, 1, 1, u2  , u10 , u10 , u10 , wzyx, rgb

src/mesa/main/formats.h

@@ -471,6 +471,11 @@ typedef enum
    MESA_FORMAT_Z_FLOAT32,
 
    /* Packed signed/unsigned non-normalized integer formats */
+
+   MESA_FORMAT_A8B8G8R8_UINT,    /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
+   MESA_FORMAT_A8R8G8B8_UINT,    /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
+   MESA_FORMAT_R8G8B8A8_UINT,    /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
+   MESA_FORMAT_B8G8R8A8_UINT,    /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
    MESA_FORMAT_B10G10R10A2_UINT, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
    MESA_FORMAT_R10G10B10A2_UINT, /* AABB BBBB BBBB GGGG GGGG GGRR RRRR RRRR */
    MESA_FORMAT_A2B10G10R10_UINT, /* RRRR RRRR RRGG GGGG GGGG BBBB BBBB BBAA */

src/mesa/main/glformats.c

@@ -2916,6 +2916,10 @@ _mesa_format_from_format_and_type(GLenum format, GLenum type)
          return MESA_FORMAT_A8R8G8B8_UNORM;
       else if (format == GL_ABGR_EXT)
          return MESA_FORMAT_R8G8B8A8_UNORM;
+      else if (format == GL_RGBA_INTEGER)
+         return MESA_FORMAT_A8B8G8R8_UINT;
+      else if (format == GL_BGRA_INTEGER)
+         return MESA_FORMAT_A8R8G8B8_UINT;
       break;
    case GL_UNSIGNED_INT_8_8_8_8_REV:
       if (format == GL_RGBA)
@@ -2924,6 +2928,10 @@ _mesa_format_from_format_and_type(GLenum format, GLenum type)
          return MESA_FORMAT_B8G8R8A8_UNORM;
       else if (format == GL_ABGR_EXT)
          return MESA_FORMAT_A8B8G8R8_UNORM;
+      else if (format == GL_RGBA_INTEGER)
+         return MESA_FORMAT_R8G8B8A8_UINT;
+      else if (format == GL_BGRA_INTEGER)
+         return MESA_FORMAT_B8G8R8A8_UINT;
       break;
    case GL_UNSIGNED_SHORT_8_8_MESA:
       if (format == GL_YCBCR_MESA)

src/mesa/swrast/s_texfetch.c

@@ -290,6 +290,10 @@ texfetch_funcs[] =
    },
 
    /* Packed signed/unsigned non-normalized integer formats */
+   FETCH_NULL(A8B8G8R8_UINT),
+   FETCH_NULL(A8R8G8B8_UINT),
+   FETCH_NULL(R8G8B8A8_UINT),
+   FETCH_NULL(B8G8R8A8_UINT),
    FETCH_NULL(B10G10R10A2_UINT),
    FETCH_NULL(R10G10B10A2_UINT),
    FETCH_NULL(A2B10G10R10_UINT),