#include "ac_llvm_build.h"
struct ac_cull_options {
- /* In general, I recommend setting all to true except view Z culling,
- * which isn't so effective because W culling is cheaper and partially
- * replaces near Z culling, and you don't need to set Position.z
- * if Z culling is disabled.
- *
- * If something doesn't work, turn some of these off to find out what.
- */
- bool cull_front;
- bool cull_back;
- bool cull_view_xy;
- bool cull_view_near_z;
- bool cull_view_far_z;
- bool cull_small_prims;
- bool cull_zero_area;
- bool cull_w; /* cull primitives with all W < 0 */
+ /* In general, I recommend setting all to true except view Z culling,
+ * which isn't so effective because W culling is cheaper and partially
+ * replaces near Z culling, and you don't need to set Position.z
+ * if Z culling is disabled.
+ *
+ * If something doesn't work, turn some of these off to find out what.
+ */
+ bool cull_front;
+ bool cull_back;
+ bool cull_view_xy;
+ bool cull_view_near_z;
+ bool cull_view_far_z;
+ bool cull_small_prims;
+ bool cull_zero_area;
+ bool cull_w; /* cull primitives with all W < 0 */
- bool use_halfz_clip_space;
+ bool use_halfz_clip_space;
};
-LLVMValueRef ac_cull_triangle(struct ac_llvm_context *ctx,
- LLVMValueRef pos[3][4],
- LLVMValueRef initially_accepted,
- LLVMValueRef vp_scale[2],
- LLVMValueRef vp_translate[2],
- LLVMValueRef small_prim_precision,
- struct ac_cull_options *options);
+LLVMValueRef ac_cull_triangle(struct ac_llvm_context *ctx, LLVMValueRef pos[3][4],
+ LLVMValueRef initially_accepted, LLVMValueRef vp_scale[2],
+ LLVMValueRef vp_translate[2], LLVMValueRef small_prim_precision,
+ struct ac_cull_options *options);
#endif