volumetric.h File Reference

Go to the source code of this file.

Defines
#define	STEPSIZE_VIEW   0
#define	STEPSIZE_SHADE   1
#define	VOL_IS_BACKFACE   1
#define	VOL_IS_SAMEMATERIAL   2
#define	VOL_BOUNDS_DEPTH   0
#define	VOL_BOUNDS_SS   1
#define	VOL_SHADE_OUTSIDE   0
#define	VOL_SHADE_INSIDE   1
Functions
float	vol_get_density (struct ShadeInput *shi, const float co[3])
void	vol_get_scattering (ShadeInput *shi, float scatter_col[3], const float co[3], const float view[3])
void	shade_volume_outside (ShadeInput *shi, ShadeResult *shr)
void	shade_volume_inside (ShadeInput *shi, ShadeResult *shr)
void	shade_volume_shadow (struct ShadeInput *shi, struct ShadeResult *shr, struct Isect *last_is)

---

Detailed Description

Definition in file volumetric.h.

---

Define Documentation

#define STEPSIZE_SHADE   1

Definition at line 45 of file volumetric.h.

#define STEPSIZE_VIEW   0

Definition at line 44 of file volumetric.h.

#define VOL_BOUNDS_DEPTH   0

Definition at line 50 of file volumetric.h.

Referenced by shade_volume_shadow(), vol_get_bounds(), and volume_trace().

#define VOL_BOUNDS_SS   1

Definition at line 51 of file volumetric.h.

Referenced by vol_shade_one_lamp().

#define VOL_IS_BACKFACE   1

Definition at line 47 of file volumetric.h.

#define VOL_IS_SAMEMATERIAL   2

Definition at line 48 of file volumetric.h.

#define VOL_SHADE_INSIDE   1

Definition at line 54 of file volumetric.h.

Referenced by shade_volume_inside(), and volume_trace().

#define VOL_SHADE_OUTSIDE   0

Definition at line 53 of file volumetric.h.

Referenced by shade_volume_outside(), and volume_trace().

---

Function Documentation

void shade_volume_inside	(	ShadeInput *	shi,
		ShadeResult *	shr
	)

Definition at line 798 of file volumetric.c.

References ShadeResult::alpha, CLAMP(), MatInside::ma, ShadeInput::mat, ShadeInput::obi, MatInside::obi, ObjectInstanceRen::obr, ShadeInput::obr, R, VOL_SHADE_INSIDE, and volume_trace().

Referenced by shade_material_loop().

void shade_volume_outside	(	ShadeInput *	shi,
		ShadeResult *	shr
	)

Definition at line 791 of file volumetric.c.

References VOL_SHADE_OUTSIDE, and volume_trace().

Referenced by shade_input_do_shade(), and shade_ray().

void shade_volume_shadow	(	struct ShadeInput *	shi,
		struct ShadeResult *	shr,
		struct Isect *	last_is
	)

Definition at line 743 of file volumetric.c.

References ShadeResult::alpha, ShadeInput::co, ShadeResult::combined, copy_v3_v3(), Isect::dist, Isect::face, ShadeInput::flippednor, Isect::hit, luminance(), Isect::ob, ShadeInput::obi, Isect::start, ShadeInput::view, ShadeInput::vlr, VOL_BOUNDS_DEPTH, vol_get_bounds(), and vol_get_transmittance().

Referenced by shade_ray().

float vol_get_density	(	struct ShadeInput *	shi,
		const float	co[3]
	)

Definition at line 286 of file volumetric.c.

References VolumeSettings::density, VolumeSettings::density_scale, do_volume_tex(), MAP_DENSITY, Material::mapto_textured, ShadeInput::mat, metadensity(), NULL, ObjectRen::ob, OB_MBALL, ShadeInput::obi, ObjectInstanceRen::obr, R, Object::type, and Material::vol.

Referenced by vol_get_transmittance(), and volumeintegrate().

void vol_get_scattering	(	ShadeInput *	shi,
		float	scatter_col[3],
		const float	co[3],
		const float	view[3]
	)

Definition at line 548 of file volumetric.c.

References add_v3_v3(), ListBase::first, get_lights(), GroupObject::lampren, Render::lights, GroupObject::next, vol_shade_one_lamp(), and zero_v3().

Referenced by vol_precache_part(), and volumeintegrate().