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" <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
(cherry picked from commit c3c242070e868225a81e1afe5fb424c33eb94c2f)

5 files changed, 64 insertions, 0 deletions

diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index 6bbc93aae5e..179ee163aa3 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -1013,6 +1013,10 @@ _mesa_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;
@@ -2201,6 +2205,45 @@ _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;
diff --git a/src/mesa/main/formats.csv b/src/mesa/main/formats.csv
index d30b0a9610c..3e70655aa4a 100644
--- a/src/mesa/main/formats.csv
+++ b/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
diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h
index ac03df707b8..3fb64965c08 100644
--- a/src/mesa/main/formats.h
+++ b/src/mesa/main/formats.h
@@ -470,6 +470,11 @@ 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 */
diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index 672532fa391..cef831ca9ec 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -2818,6 +2818,10 @@ _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)
@@ -2826,6 +2830,10 @@ _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)
diff --git a/src/mesa/swrast/s_texfetch.c b/src/mesa/swrast/s_texfetch.c
index 0bf19f959b5..99fff08d6f8 100644
--- a/src/mesa/swrast/s_texfetch.c
+++ b/src/mesa/swrast/s_texfetch.c
@@ -282,6 +282,10 @@ 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),