context: use GL_RGBA when full OpenGL is used

GL_BGRA_EXT as internal format is not supported with full OpenGL so we
must use GL_RGBA as internal format.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>

diff --git a/src/output_context.c b/src/output_context.c
index 0e3d1e9..cf36f82 100644 (file)
--- a/src/output_context.c
+++ b/src/output_context.c
@@ -705,8 +705,13 @@ void kmscon_context_set_tex(struct kmscon_context *ctx, unsigned int tex,
                return;
 
        glBindTexture(GL_TEXTURE_2D, tex);
+#ifdef USE_GLES2
        glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT, width, height, 0, GL_BGRA_EXT,
                                                GL_UNSIGNED_BYTE, buf);
+#else
+       glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_BGRA,
+                                               GL_UNSIGNED_BYTE, buf);
+#endif
 }
 
 int renderbuffer_new(struct renderbuffer **out, struct kmscon_context *ctx,