mesa: Add a helper function is_astc_3d_format()

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>

diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index 9274dc017753c14231ed5ebc6682cef468e31dff..6f862d7848fc96c5f14c0c2352170c05c6c4ea60 100644 (file)
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -863,6 +863,38 @@ _mesa_is_astc_format(GLenum internalFormat)
    }
 }
 
+/**
+ * Test if the given format is an ASTC 3D format.
+ */
+static bool
+is_astc_3d_format(GLenum internalFormat)
+{
+   switch (internalFormat) {
+   case GL_COMPRESSED_RGBA_ASTC_3x3x3_OES:
+   case GL_COMPRESSED_RGBA_ASTC_4x3x3_OES:
+   case GL_COMPRESSED_RGBA_ASTC_4x4x3_OES:
+   case GL_COMPRESSED_RGBA_ASTC_4x4x4_OES:
+   case GL_COMPRESSED_RGBA_ASTC_5x4x4_OES:
+   case GL_COMPRESSED_RGBA_ASTC_5x5x4_OES:
+   case GL_COMPRESSED_RGBA_ASTC_5x5x5_OES:
+   case GL_COMPRESSED_RGBA_ASTC_6x5x5_OES:
+   case GL_COMPRESSED_RGBA_ASTC_6x6x5_OES:
+   case GL_COMPRESSED_RGBA_ASTC_6x6x6_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_3x3x3_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x3x3_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x3_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x4_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4x4_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x4_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x5_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5x5_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x5_OES:
+   case GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x6_OES:
+      return true;
+   default:
+      return false;
+   }
+}
 
 /**
  * Test if the given format is an integer (non-normalized) format.