9 #ifndef __OSL_CLOSURES_H__
10 #define __OSL_CLOSURES_H__
15 #include <OSL/genclosure.h>
16 #include <OSL/oslclosure.h>
17 #include <OSL/oslexec.h>
70 #define CCLOSURE_PREPARE(name, classname) \
71 void name(RendererServices *, int id, void *data) \
73 memset(data, 0, sizeof(classname)); \
74 new (data) classname(); \
77 #define CCLOSURE_PREPARE_STATIC(name, classname) static CCLOSURE_PREPARE(name, classname)
79 #define CLOSURE_FLOAT3_PARAM(st, fld) \
81 TypeDesc::TypeVector, (int)reckless_offsetof(st, fld), NULL, sizeof(OSL::Vec3) \
84 #define BSDF_CLOSURE_FLOAT_PARAM(st, fld) CLOSURE_FLOAT_PARAM(st, fld),
85 #define BSDF_CLOSURE_FLOAT3_PARAM(st, fld) CLOSURE_FLOAT3_PARAM(st, fld),
87 #define TO_VEC3(v) OSL::Vec3(v.x, v.y, v.z)
88 #define TO_COLOR3(v) OSL::Color3(v.x, v.y, v.z)
89 #define TO_FLOAT3(v) make_float3(v[0], v[1], v[2])
107 #define BSDF_CLOSURE_CLASS_BEGIN(Upper, lower, structname, TYPE) \
109 class Upper##Closure : public CBSDFClosure { \
114 void setup(ShaderData *sd, uint32_t path_flag, float3 weight) \
116 if (!skip(sd, path_flag, TYPE)) { \
117 params.N = ensure_valid_reflection(sd->Ng, sd->I, params.N); \
118 structname *bsdf = (structname *)bsdf_alloc_osl(sd, sizeof(structname), weight, ¶ms); \
119 sd->flag |= (bsdf) ? bsdf_##lower##_setup(bsdf) : 0; \
124 static ClosureParam *bsdf_##lower##_params() \
126 static ClosureParam params[] = {
130 #define BSDF_CLOSURE_CLASS_END(Upper, lower) \
131 CLOSURE_STRING_KEYPARAM(Upper##Closure, label, "label"), CLOSURE_FINISH_PARAM(Upper##Closure) \
137 CCLOSURE_PREPARE_STATIC(bsdf_##lower##_prepare, Upper##Closure)
bool skip(const ShaderData *sd, uint32_t path_flag, int scattering)
virtual void setup(ShaderData *sd, uint32_t path_flag, float3 weight)=0
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_params()
OSL::ClosureParam * closure_bsdf_microfacet_ggx_aniso_fresnel_params()
void closure_bssrdf_prepare(OSL::RendererServices *, int id, void *data)
void closure_emission_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bssrdf_params()
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_aniso_fresnel_params()
CCL_NAMESPACE_BEGIN OSL::ClosureParam * closure_emission_params()
OSL::ClosureParam * closure_bsdf_microfacet_ggx_fresnel_params()
void closure_bsdf_transparent_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bsdf_microfacet_params()
void closure_bsdf_microfacet_multi_ggx_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_microfacet_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_principled_clearcoat_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_microfacet_ggx_fresnel_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bsdf_transparent_params()
OSL::ClosureParam * closure_bsdf_phong_ramp_params()
OSL::ClosureParam * closure_absorption_params()
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_glass_fresnel_params()
void closure_bsdf_microfacet_multi_ggx_fresnel_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_microfacet_ggx_aniso_fresnel_prepare(OSL::RendererServices *, int id, void *data)
void closure_henyey_greenstein_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bsdf_diffuse_ramp_params()
OSL::ClosureParam * closure_henyey_greenstein_params()
void closure_bsdf_principled_hair_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bsdf_principled_clearcoat_params()
void closure_background_prepare(OSL::RendererServices *, int id, void *data)
void closure_absorption_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_phong_ramp_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_holdout_params()
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_fresnel_params()
void closure_bsdf_microfacet_multi_ggx_aniso_prepare(OSL::RendererServices *, int id, void *data)
void closure_holdout_prepare(OSL::RendererServices *, int id, void *data)
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_aniso_params()
OSL::ClosureParam * closure_bsdf_microfacet_multi_ggx_glass_params()
OSL::ClosureParam * closure_background_params()
void closure_bsdf_microfacet_multi_ggx_glass_fresnel_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_diffuse_ramp_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_microfacet_multi_ggx_glass_prepare(OSL::RendererServices *, int id, void *data)
void closure_bsdf_microfacet_multi_ggx_aniso_fresnel_prepare(OSL::RendererServices *, int id, void *data)
#define CCL_NAMESPACE_END