Differential D14973 Diff 51597 intern/opensubdiv/opensubdiv_evaluator_capi.h

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intern/opensubdiv/opensubdiv_evaluator_capi.h

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} OpenSubdiv_Buffer;		} OpenSubdiv_Buffer;

typedef struct OpenSubdiv_Evaluator {		typedef struct OpenSubdiv_Evaluator {
// Set coarse positions from a continuous array of coordinates.		// Set coarse positions from a continuous array of coordinates.
void (setCoarsePositions)(struct OpenSubdiv_Evaluator evaluator,		void (setCoarsePositions)(struct OpenSubdiv_Evaluator evaluator,
const float *positions,		const float *positions,
const int start_vertex_index,		const int start_vertex_index,
const int num_vertices);		const int num_vertices);
		// Set extra vertex data from a continuous array of coordinates.
		void (setVertexData)(struct OpenSubdiv_Evaluator evaluator,
		const float *extra_data,
		const int start_vertex_index,
		const int num_vertices);
// Set varying data from a continuous array of data.		// Set varying data from a continuous array of data.
void (setVaryingData)(struct OpenSubdiv_Evaluator evaluator,		void (setVaryingData)(struct OpenSubdiv_Evaluator evaluator,
const float *varying_data,		const float *varying_data,
const int start_vertex_index,		const int start_vertex_index,
const int num_vertices);		const int num_vertices);
// Set face varying data from a continuous array of data.		// Set face varying data from a continuous array of data.
//		//
// TODO(sergey): Find a better name for vertex here. It is not the vertex of		// TODO(sergey): Find a better name for vertex here. It is not the vertex of
▲ Show 20 Lines • Show All 44 Lines • ▼ Show 20 Lines	typedef struct OpenSubdiv_Evaluator {
void (evaluateLimit)(struct OpenSubdiv_Evaluator evaluator,		void (evaluateLimit)(struct OpenSubdiv_Evaluator evaluator,
const int ptex_face_index,		const int ptex_face_index,
float face_u,		float face_u,
float face_v,		float face_v,
float P[3],		float P[3],
float dPdu[3],		float dPdu[3],
float dPdv[3]);		float dPdv[3]);

		// Evaluate vertex data at a given bilinear coordinate of given ptex face.
		void (evaluateVertexData)(struct OpenSubdiv_Evaluator evaluator,
		const int ptex_face_index,
		float face_u,
		float face_v,
		float extra_data[]);

// Evaluate varying data at a given bilinear coordinate of given ptex face.		// Evaluate varying data at a given bilinear coordinate of given ptex face.
void (evaluateVarying)(struct OpenSubdiv_Evaluator evaluator,		void (evaluateVarying)(struct OpenSubdiv_Evaluator evaluator,
const int ptex_face_index,		const int ptex_face_index,
float face_u,		float face_u,
float face_v,		float face_v,
float varying[3]);		float varying[3]);

// Evaluate face-varying data at a given bilinear coordinate of given		// Evaluate face-varying data at a given bilinear coordinate of given
▲ Show 20 Lines • Show All 70 Lines • ▼ Show 20 Lines	typedef struct OpenSubdiv_Evaluator {
eOpenSubdivEvaluator type;		eOpenSubdivEvaluator type;
} OpenSubdiv_Evaluator;		} OpenSubdiv_Evaluator;

typedef struct OpenSubdiv_EvaluatorCache {		typedef struct OpenSubdiv_EvaluatorCache {
// Implementation of the evaluator cache.		// Implementation of the evaluator cache.
struct OpenSubdiv_EvaluatorCacheImpl *impl;		struct OpenSubdiv_EvaluatorCacheImpl *impl;
} OpenSubdiv_EvaluatorCache;		} OpenSubdiv_EvaluatorCache;

		typedef struct OpenSubdiv_EvaluatorSettings {
		// Number of smoothly interpolated vertex data channels.
		int num_vertex_data;
		} OpenSubdiv_EvaluatorSettings;

OpenSubdiv_Evaluator *openSubdiv_createEvaluatorFromTopologyRefiner(		OpenSubdiv_Evaluator *openSubdiv_createEvaluatorFromTopologyRefiner(
struct OpenSubdiv_TopologyRefiner *topology_refiner,		struct OpenSubdiv_TopologyRefiner *topology_refiner,
eOpenSubdivEvaluator evaluator_type,		eOpenSubdivEvaluator evaluator_type,
OpenSubdiv_EvaluatorCache *evaluator_cache);		OpenSubdiv_EvaluatorCache *evaluator_cache,
		const OpenSubdiv_EvaluatorSettings *settings);

void openSubdiv_deleteEvaluator(OpenSubdiv_Evaluator *evaluator);		void openSubdiv_deleteEvaluator(OpenSubdiv_Evaluator *evaluator);

OpenSubdiv_EvaluatorCache *openSubdiv_createEvaluatorCache(eOpenSubdivEvaluator evaluator_type);		OpenSubdiv_EvaluatorCache *openSubdiv_createEvaluatorCache(eOpenSubdivEvaluator evaluator_type);

void openSubdiv_deleteEvaluatorCache(OpenSubdiv_EvaluatorCache *evaluator_cache);		void openSubdiv_deleteEvaluatorCache(OpenSubdiv_EvaluatorCache *evaluator_cache);

// Return the GLSL source code from the OpenSubDiv library used for patch evaluation.		// Return the GLSL source code from the OpenSubDiv library used for patch evaluation.
// This function is not thread-safe.		// This function is not thread-safe.
const char *openSubdiv_getGLSLPatchBasisSource(void);		const char *openSubdiv_getGLSLPatchBasisSource(void);

#ifdef __cplusplus		#ifdef __cplusplus
}		}
#endif		#endif

#endif // OPENSUBDIV_EVALUATOR_CAPI_H_		#endif // OPENSUBDIV_EVALUATOR_CAPI_H_