Differential D4857 Diff 15331 source/blender/gpu/intern/gpu_select_sample_query.c

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source/blender/gpu/intern/gpu_select_sample_query.c

Show First 20 Lines • Show All 98 Lines • ▼ Show 20 Lines	void gpu_select_query_begin(
* get rejected before the depth test. Should probably cull rect against		* get rejected before the depth test. Should probably cull rect against
* the viewport but this is a rare case I think */		* the viewport but this is a rare case I think */
glGetFloatv(GL_VIEWPORT, viewport);		glGetFloatv(GL_VIEWPORT, viewport);
glViewport(viewport[0], viewport[1], BLI_rcti_size_x(input), BLI_rcti_size_y(input));		glViewport(viewport[0], viewport[1], BLI_rcti_size_x(input), BLI_rcti_size_y(input));

/* occlusion queries operates on fragments that pass tests and since we are interested on all		/* occlusion queries operates on fragments that pass tests and since we are interested on all
* objects in the view frustum independently of their order, we need to disable the depth test */		* objects in the view frustum independently of their order, we need to disable the depth test */
if (mode == GPU_SELECT_ALL) {		if (mode == GPU_SELECT_ALL) {
glDisable(GL_DEPTH_TEST);		/* glQueries on Windows+Intel drivers only works with depth testing turned on.
glDepthMask(GL_FALSE);		* See T62947 for details */
		glEnable(GL_DEPTH_TEST);
		glDepthFunc(GL_ALWAYS);
		glDepthMask(GL_TRUE);
}		}
else if (mode == GPU_SELECT_NEAREST_FIRST_PASS) {		else if (mode == GPU_SELECT_NEAREST_FIRST_PASS) {
glClear(GL_DEPTH_BUFFER_BIT);		glClear(GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);		glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);		glDepthMask(GL_TRUE);
glDepthFunc(GL_LEQUAL);		glDepthFunc(GL_LEQUAL);
}		}
else if (mode == GPU_SELECT_NEAREST_SECOND_PASS) {		else if (mode == GPU_SELECT_NEAREST_SECOND_PASS) {
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