kernel_path_state.h File Reference

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Functions
CCL_NAMESPACE_BEGIN ccl_device_inline void	path_state_init (KernelGlobals *kg, ShaderData *stack_sd, ccl_addr_space PathState *state, uint rng_hash, int sample, ccl_addr_space Ray *ray)
ccl_device_inline void	path_state_next (KernelGlobals *kg, ccl_addr_space PathState *state, int label)
ccl_device_inline uint	path_state_ray_visibility (KernelGlobals *kg, ccl_addr_space PathState *state)
ccl_device_inline float	path_state_continuation_probability (KernelGlobals *kg, ccl_addr_space PathState *state, const float3 throughput)
ccl_device_inline void	path_state_modify_bounce (ccl_addr_space PathState *state, bool increase)
ccl_device_inline bool	path_state_ao_bounce (KernelGlobals *kg, ccl_addr_space PathState *state)
ccl_device_inline void	path_state_branch (ccl_addr_space PathState *state, int branch, int num_branches)

Function Documentation

path_state_ao_bounce()

ccl_device_inline bool path_state_ao_bounce	(	KernelGlobals *	kg,
		ccl_addr_space PathState *	state
	)

Definition at line 253 of file kernel_path_state.h.

References kernel_data, and state.

Referenced by kernel_indirect_background(), kernel_path_background(), kernel_path_integrate(), and kernel_path_scene_intersect().

path_state_branch()

ccl_device_inline void path_state_branch	(	ccl_addr_space PathState *	state,
		int	branch,
		int	num_branches
	)

Definition at line 263 of file kernel_path_state.h.

References state.

path_state_continuation_probability()

ccl_device_inline float path_state_continuation_probability	(	KernelGlobals *	kg,
		ccl_addr_space PathState *	state,
		const float3	throughput
	)

Definition at line 205 of file kernel_path_state.h.

References fabs(), kernel_data, max3(), min, PATH_RAY_SHADOW_CATCHER, PATH_RAY_TERMINATE_IMMEDIATE, PATH_RAY_TRANSPARENT, sqrtf, and state.

Referenced by kernel_holdout_emission_blurring_pathtermination_ao(), and kernel_path_integrate().

path_state_init()

CCL_NAMESPACE_BEGIN ccl_device_inline void path_state_init	(	KernelGlobals *	kg,
		ShaderData *	stack_sd,
		ccl_addr_space PathState *	state,
		uint	rng_hash,
		int	sample,
		ccl_addr_space Ray *	ray
	)

Definition at line 19 of file kernel_path_state.h.

References kernel_data, kg, one_float3(), PATH_RAY_CAMERA, PATH_RAY_MIS_SKIP, PATH_RAY_STORE_SHADOW_INFO, PATH_RAY_TRANSPARENT_BACKGROUND, PRNG_BASE_NUM, blender::compositor::sample(), SHADER_NONE, state, and zero_float3().

Referenced by kernel_buffer_update(), kernel_path_init(), and kernel_path_trace().

path_state_modify_bounce()

ccl_device_inline void path_state_modify_bounce	(	ccl_addr_space PathState *	state,
		bool	increase
	)

Definition at line 244 of file kernel_path_state.h.

References state.

Referenced by direct_emissive_eval(), indirect_background(), and shadow_handle_transparent_isect().

path_state_next()

ccl_device_inline void path_state_next	(	KernelGlobals *	kg,
		ccl_addr_space PathState *	state,
		int	label
	)

Definition at line 72 of file kernel_path_state.h.

References kernel_assert, kernel_data, label, LABEL_DIFFUSE, LABEL_GLOSSY, LABEL_REFLECT, LABEL_SINGULAR, LABEL_TRANSMIT, LABEL_TRANSMIT_TRANSPARENT, LABEL_TRANSPARENT, LABEL_VOLUME_SCATTER, PATH_RAY_ALL_VISIBILITY, PATH_RAY_DIFFUSE, PATH_RAY_DIFFUSE_ANCESTOR, PATH_RAY_GLOSSY, PATH_RAY_MIS_SKIP, PATH_RAY_REFLECT, PATH_RAY_SHADOW_CATCHER, PATH_RAY_SINGULAR, PATH_RAY_STORE_SHADOW_INFO, PATH_RAY_TERMINATE_AFTER_TRANSPARENT, PATH_RAY_TERMINATE_IMMEDIATE, PATH_RAY_TRANSMIT, PATH_RAY_TRANSPARENT, PATH_RAY_TRANSPARENT_BACKGROUND, PATH_RAY_VOLUME_SCATTER, PRNG_BOUNCE_NUM, and state.

Referenced by kernel_path_surface_bounce().

path_state_ray_visibility()

ccl_device_inline uint path_state_ray_visibility	(	KernelGlobals *	kg,
		ccl_addr_space PathState *	state
	)

Definition at line 190 of file kernel_path_state.h.

References PATH_RAY_ALL_VISIBILITY, PATH_RAY_DIFFUSE, PATH_RAY_GLOSSY, PATH_RAY_TRANSMIT, PATH_RAY_VOLUME_SCATTER, and state.

Referenced by kernel_path_scene_intersect().