diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_buffers.c')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_buffers.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_buffers.c b/src/mesa/drivers/dri/intel/intel_buffers.c index 639ffa6437..6b12d484d8 100644 --- a/src/mesa/drivers/dri/intel/intel_buffers.c +++ b/src/mesa/drivers/dri/intel/intel_buffers.c @@ -133,6 +133,25 @@ intel_get_cliprects(struct intel_context *intel, /** + * Check if we're about to draw into the front color buffer. + * If so, set the intel->front_buffer_dirty field to true. + */ +void +intel_check_front_buffer_rendering(struct intel_context *intel) +{ + const struct gl_framebuffer *fb = intel->ctx.DrawBuffer; + if (fb->Name == 0) { + /* drawing to window system buffer */ + if (fb->_NumColorDrawBuffers > 0) { + if (fb->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT) { + intel->front_buffer_dirty = GL_TRUE; + } + } + } +} + + +/** * Update the hardware state for drawing into a window or framebuffer object. * * Called by glDrawBuffer, glBindFramebufferEXT, MakeCurrent, and other @@ -202,8 +221,6 @@ intel_draw_buffer(GLcontext * ctx, struct gl_framebuffer *fb) intel_batchbuffer_flush(intel->batch); intel->front_cliprects = GL_TRUE; colorRegions[0] = intel_get_rb_region(fb, BUFFER_FRONT_LEFT); - - intel->front_buffer_dirty = GL_TRUE; } else { if (!intel->constant_cliprect && intel->front_cliprects) |