Differential D2084 Diff 7090 intern/cycles/render/constant_fold.h

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* See the License for the specific language governing permissions and		* See the License for the specific language governing permissions and
* limitations under the License.		* limitations under the License.
*/		*/

#ifndef __CONSTANT_FOLD_H__		#ifndef __CONSTANT_FOLD_H__
#define __CONSTANT_FOLD_H__		#define __CONSTANT_FOLD_H__

#include "util_types.h"		#include "util_types.h"
		#include "util_vector.h"

CCL_NAMESPACE_BEGIN		CCL_NAMESPACE_BEGIN

class ShaderGraph;		class ShaderGraph;
class ShaderInput;		class ShaderInput;
class ShaderNode;		class ShaderNode;
class ShaderOutput;		class ShaderOutput;

Show All 19 Lines	public:
/* For closure nodes, discard node entirely or bypass to one of its inputs. */		/* For closure nodes, discard node entirely or bypass to one of its inputs. */
void discard() const;		void discard() const;
void bypass_or_discard(ShaderInput *input) const;		void bypass_or_discard(ShaderInput *input) const;

/* Bypass or make constant, unless we can't due to clamp being true. */		/* Bypass or make constant, unless we can't due to clamp being true. */
bool try_bypass_or_make_constant(ShaderInput *input, float3 input_value, bool clamp) const;		bool try_bypass_or_make_constant(ShaderInput *input, float3 input_value, bool clamp) const;
};		};

		/* Utility Functions for Constant Fold */

		float curves_ramp_lookup(const array<float3> &ramp, float at, int component);

CCL_NAMESPACE_END		CCL_NAMESPACE_END

#endif /* __CONSTANT_FOLD_H__ */		#endif /* __CONSTANT_FOLD_H__ */