mesa: remove FLUSH_VERTICES() in _mesa_MatrixMode()

Changing the matrix mode alone has no effect on rendering and does
not need to trigger a flush or state validation.

Reviewed-by: Eric Anholt <eric@anholt.net>

diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c
index 2b8016a..5ff5ac5 100644 (file)
--- a/src/mesa/main/matrix.c
+++ b/src/mesa/main/matrix.c
@@ -151,7 +151,6 @@ _mesa_MatrixMode( GLenum mode )
 
    if (ctx->Transform.MatrixMode == mode && mode != GL_TEXTURE)
       return;
-   FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
 
    switch (mode) {
    case GL_MODELVIEW: