From ea8b77e892cdf6aa4cdd8a9ff312c422b3509ae7 Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Thu, 17 Sep 2015 10:26:45 -0400 Subject: mesa/i965: Refactor brw_is_front_buffer_{drawing,reading} to common code There are multiple similar implementations of these functions, and a later patch was going to add another. v2: Move removing intel_framebuffer to a different patch. Signed-off-by: Ian Romanick Reviewed-by: Iago Toral Quiroga --- src/mesa/main/framebuffer.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'src/mesa/main/framebuffer.c') diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c index 5b6b3f64581..d18166d528e 100644 --- a/src/mesa/main/framebuffer.c +++ b/src/mesa/main/framebuffer.c @@ -964,3 +964,22 @@ _mesa_print_framebuffer(const struct gl_framebuffer *fb) } } } + +bool +_mesa_is_front_buffer_reading(const struct gl_framebuffer *fb) +{ + if (!fb || _mesa_is_user_fbo(fb)) + return false; + + return fb->_ColorReadBufferIndex == BUFFER_FRONT_LEFT; +} + +bool +_mesa_is_front_buffer_drawing(const struct gl_framebuffer *fb) +{ + if (!fb || _mesa_is_user_fbo(fb)) + return false; + + return (fb->_NumColorDrawBuffers >= 1 && + fb->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT); +} -- cgit v1.2.3