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-rw-r--r--src/mesa/main/teximage.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index df8f0bcd454..411ec49efd1 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -5046,6 +5046,8 @@ texture_buffer_range(struct gl_context *ctx,
GLintptr offset, GLsizeiptr size,
const char *caller)
{
+ GLintptr oldOffset = texObj->BufferOffset;
+ GLsizeiptr oldSize = texObj->BufferSize;
mesa_format format;
/* NOTE: ARB_texture_buffer_object has interactions with
@@ -5078,6 +5080,17 @@ texture_buffer_range(struct gl_context *ctx,
}
_mesa_unlock_texture(ctx, texObj);
+ if (ctx->Driver.TexParameter) {
+ if (offset != oldOffset) {
+ ctx->Driver.TexParameter(ctx, texObj, GL_TEXTURE_BUFFER_OFFSET,
+ (const GLfloat *) &offset);
+ }
+ if (size != oldSize) {
+ ctx->Driver.TexParameter(ctx, texObj, GL_TEXTURE_BUFFER_SIZE,
+ (const GLfloat *) &size);
+ }
+ }
+
ctx->NewDriverState |= ctx->DriverFlags.NewTextureBuffer;
if (bufObj) {