1 files changed, 19 insertions, 0 deletions
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 72025cf828e..521b9a04b71 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -621,6 +621,25 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       }
    }
 
+   if (ctx->Extensions.EXT_texture_compression_latc) {
+      switch (internalFormat) {
+         case GL_COMPRESSED_LUMINANCE_LATC1_EXT:
+            RETURN_IF_SUPPORTED(MESA_FORMAT_L_LATC1);
+            break;
+         case GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT:
+            RETURN_IF_SUPPORTED(MESA_FORMAT_SIGNED_L_LATC1);
+            break;
+         case GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT:
+            RETURN_IF_SUPPORTED(MESA_FORMAT_LA_LATC2);
+            break;
+         case GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT:
+            RETURN_IF_SUPPORTED(MESA_FORMAT_SIGNED_LA_LATC2);
+            break;
+         default:
+            ; /* fallthrough */
+      }
+   }
+
    _mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
    return MESA_FORMAT_NONE;
 }