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-rw-r--r--src/mesa/main/mipmap.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/mesa/main/mipmap.c b/src/mesa/main/mipmap.c
index d8a5610380..0727e1818f 100644
--- a/src/mesa/main/mipmap.c
+++ b/src/mesa/main/mipmap.c
@@ -1755,8 +1755,13 @@ _mesa_generate_mipmap(struct gl_context *ctx, GLenum target,
if (srcImage->_BaseFormat == GL_RGB) {
convertFormat = MESA_FORMAT_RGB888;
components = 3;
- }
- else if (srcImage->_BaseFormat == GL_RGBA) {
+ } else if (srcImage->_BaseFormat == GL_RED) {
+ convertFormat = MESA_FORMAT_R8;
+ components = 1;
+ } else if (srcImage->_BaseFormat == GL_RG) {
+ convertFormat = MESA_FORMAT_RG88;
+ components = 2;
+ } else if (srcImage->_BaseFormat == GL_RGBA) {
convertFormat = MESA_FORMAT_RGBA8888;
components = 4;
}