As with the previous commit for core Mesa.
---
src/mesa/state_tracker/st_format.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/src/mesa/state_tracker/st_format.c
b/src/mesa/state_tracker/st_format.c
index 404b041..302b58c 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -1632,7 +1632,8 @@ st_ChooseTextureFormat_renderable(struct gl_context *ctx,
GLint internalFormat,
*/
gl_format
st_ChooseTextureFormat(struct gl_context *ctx, GLenum target,
- GLint internalFormat, GLenum format, GLenum type)
+ GLint internalFormat,
+ GLenum format, GLenum type)
{
boolean want_renderable =
internalFormat == 3 || internalFormat == 4 ||
@@ -1640,6 +1641,15 @@ st_ChooseTextureFormat(struct gl_context *ctx, GLenum
target,
internalFormat == GL_RGB8 || internalFormat == GL_RGBA8 ||
internalFormat == GL_BGRA;
+ if (target == GL_TEXTURE_1D || target == GL_TEXTURE_1D_ARRAY) {
+ /* We don't do compression for these texture targets because of
+ * difficulty with sub-texture updates on non-block boundaries, etc.
+ * So change the internal format request to an uncompressed format.
+ */
+ internalFormat =
+ _mesa_generic_compressed_format_to_uncompressed_format(internalFormat);
+ }
+
return st_ChooseTextureFormat_renderable(ctx, internalFormat,
format, type, want_renderable);
}
--
1.7.3.4
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