Mesa (9.2): mesa: Only advertise GL_ETC1_RGB8_OES in ES contexts
Ian Romanick
idr at kemper.freedesktop.org
Wed Aug 21 22:26:13 UTC 2013
Module: Mesa
Branch: 9.2
Commit: 601926515e5ef263b32e0d87addd4bf2c0d0b899
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=601926515e5ef263b32e0d87addd4bf2c0d0b899
Author: Ian Romanick <ian.d.romanick at intel.com>
Date: Mon Aug 19 13:16:54 2013 -0700
mesa: Only advertise GL_ETC1_RGB8_OES in ES contexts
There is no extension for this format in desktop GL, so an application
can't give the format back to glCompressedTexImage2D.
Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>
Cc: "9.2" <mesa-stable at lists.freedesktop.org>
(cherry picked from commit 40550c8cedbcca508fb05baa7b7d480e6a60c51f)
---
src/mesa/main/texcompress.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/src/mesa/main/texcompress.c b/src/mesa/main/texcompress.c
index 5885944..334ea40 100644
--- a/src/mesa/main/texcompress.c
+++ b/src/mesa/main/texcompress.c
@@ -277,7 +277,15 @@ _mesa_get_compressed_formats(struct gl_context *ctx, GLint *formats)
}
}
- if (ctx->Extensions.OES_compressed_ETC1_RGB8_texture) {
+ /* The GL_OES_compressed_ETC1_RGB8_texture spec says:
+ *
+ * "New State
+ *
+ * The queries for NUM_COMPRESSED_TEXTURE_FORMATS and
+ * COMPRESSED_TEXTURE_FORMATS include ETC1_RGB8_OES."
+ */
+ if (_mesa_is_gles(ctx)
+ && ctx->Extensions.OES_compressed_ETC1_RGB8_texture) {
if (formats) {
formats[n++] = GL_ETC1_RGB8_OES;
}
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