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intern/cycles/kernel/osl/services_gpu.h

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/* SPDX-License-Identifier: BSD-3-Clause
*
* Adapted from Open Shading Language
* Copyright (c) 2009-2010 Sony Pictures Imageworks Inc., et al.
* All Rights Reserved.
*
* Modifications Copyright 2011-2022 Blender Foundation. */
#include "kernel/tables.h"
#include "kernel/util/differential.h"
#include "kernel/osl/osl.h"
namespace DeviceStrings {
/* "" */
ccl_device_constant DeviceString _emptystring_ = {0ull};
/* "NDC" */
ccl_device_constant DeviceString u_ndc = {5148305047403260775ull};
/* "screen" */
ccl_device_constant DeviceString u_screen = {14159088609039777114ull};
/* "camera" */
ccl_device_constant DeviceString u_camera = {2159505832145726196ull};
/* "raster" */
ccl_device_constant DeviceString u_raster = {7759263238610201778ull};
/* "world" */
ccl_device_constant DeviceString u_world = {16436542438370751598ull};
/* "common" */
ccl_device_constant DeviceString u_common = {14645198576927606093ull};
/* "hsv" */
ccl_device_constant DeviceString u_hsv = {2177035556331879497ull};
/* "hsl" */
ccl_device_constant DeviceString u_hsl = {7749766809258288148ull};
/* "XYZ" */
ccl_device_constant DeviceString u_xyz = {4957977063494975483ull};
/* "xyY" */
ccl_device_constant DeviceString u_xyy = {5138822319725660255ull};
/* "sRGB" */
ccl_device_constant DeviceString u_srgb = {15368599878474175032ull};
/* "object:location" */
ccl_device_constant DeviceString u_object_location = {7846190347358762897ull};
/* "object:color" */
ccl_device_constant DeviceString u_object_color = {12695623857059169556ull};
/* "object:alpha" */
ccl_device_constant DeviceString u_object_alpha = {11165053919428293151ull};
/* "object:index" */
ccl_device_constant DeviceString u_object_index = {6588325838217472556ull};
/* "geom:dupli_generated" */
ccl_device_constant DeviceString u_geom_dupli_generated = {6715607178003388908ull};
/* "geom:dupli_uv" */
ccl_device_constant DeviceString u_geom_dupli_uv = {1294253317490155849ull};
/* "material:index" */
ccl_device_constant DeviceString u_material_index = {741770758159634623ull};
/* "object:random" */
ccl_device_constant DeviceString u_object_random = {15789063994977955884ull};
/* "particle:index" */
ccl_device_constant DeviceString u_particle_index = {9489711748229903784ull};
/* "particle:random" */
ccl_device_constant DeviceString u_particle_random = {17993722202766855761ull};
/* "particle:age" */
ccl_device_constant DeviceString u_particle_age = {7380730644710951109ull};
/* "particle:lifetime" */
ccl_device_constant DeviceString u_particle_lifetime = {16576828923156200061ull};
/* "particle:location" */
ccl_device_constant DeviceString u_particle_location = {10309536211423573010ull};
/* "particle:rotation" */
ccl_device_constant DeviceString u_particle_rotation = {17858543768041168459ull};
/* "particle:size" */
ccl_device_constant DeviceString u_particle_size = {16461524249715420389ull};
/* "particle:velocity" */
ccl_device_constant DeviceString u_particle_velocity = {13199101248768308863ull};
/* "particle:angular_velocity" */
ccl_device_constant DeviceString u_particle_angular_velocity = {16327930120486517910ull};
/* "geom:numpolyvertices" */
ccl_device_constant DeviceString u_geom_numpolyvertices = {382043551489988826ull};
/* "geom:trianglevertices" */
ccl_device_constant DeviceString u_geom_trianglevertices = {17839267571524187074ull};
/* "geom:polyvertices" */
ccl_device_constant DeviceString u_geom_polyvertices = {1345577201967881769ull};
/* "geom:name" */
ccl_device_constant DeviceString u_geom_name = {13606338128269760050ull};
/* "geom:undisplaced" */
ccl_device_constant DeviceString u_geom_undisplaced = {12431586303019276305ull};
/* "geom:is_smooth" */
ccl_device_constant DeviceString u_is_smooth = {857544214094480123ull};
/* "geom:is_curve" */
ccl_device_constant DeviceString u_is_curve = {129742495633653138ull};
/* "geom:curve_thickness" */
ccl_device_constant DeviceString u_curve_thickness = {10605802038397633852ull};
/* "geom:curve_length" */
ccl_device_constant DeviceString u_curve_length = {11423459517663715453ull};
/* "geom:curve_tangent_normal" */
ccl_device_constant DeviceString u_curve_tangent_normal = {12301397394034985633ull};
/* "geom:curve_random" */
ccl_device_constant DeviceString u_curve_random = {15293085049960492358ull};
/* "geom:is_point" */
ccl_device_constant DeviceString u_is_point = {2511357849436175953ull};
/* "geom:point_radius" */
ccl_device_constant DeviceString u_point_radius = {9956381140398668479ull};
/* "geom:point_position" */
ccl_device_constant DeviceString u_point_position = {15684484280742966916ull};
/* "geom:point_random" */
ccl_device_constant DeviceString u_point_random = {5632627207092325544ull};
/* "geom:normal_map_normal" */
ccl_device_constant DeviceString u_normal_map_normal = {10718948685686827073};
/* "path:ray_length" */
ccl_device_constant DeviceString u_path_ray_length = {16391985802412544524ull};
/* "path:ray_depth" */
ccl_device_constant DeviceString u_path_ray_depth = {16643933224879500399ull};
/* "path:diffuse_depth" */
ccl_device_constant DeviceString u_path_diffuse_depth = {13191651286699118408ull};
/* "path:glossy_depth" */
ccl_device_constant DeviceString u_path_glossy_depth = {15717768399057252940ull};
/* "path:transparent_depth" */
ccl_device_constant DeviceString u_path_transparent_depth = {7821650266475578543ull};
/* "path:transmission_depth" */
ccl_device_constant DeviceString u_path_transmission_depth = {15113408892323917624ull};
} // namespace DeviceStrings
/* Closure */
ccl_device_extern ccl_private OSLClosure *osl_mul_closure_color(ccl_private ShaderGlobals *sg,
ccl_private OSLClosure *a,
ccl_private const float3 *weight)
{
if (*weight == zero_float3() || !a) {
return nullptr;
}
else if (*weight == one_float3()) {
return a;
}
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
ccl_private uint8_t *closure_pool = sd->osl_closure_pool;
/* Align pointer to closure struct requirement */
closure_pool = reinterpret_cast<uint8_t *>(
(reinterpret_cast<size_t>(closure_pool) + alignof(OSLClosureMul) - 1) &
(-alignof(OSLClosureMul)));
sd->osl_closure_pool = closure_pool + sizeof(OSLClosureMul);
ccl_private OSLClosureMul *const closure = reinterpret_cast<ccl_private OSLClosureMul *>(
closure_pool);
closure->id = OSL_CLOSURE_MUL_ID;
closure->weight = *weight;
closure->closure = a;
return closure;
}
ccl_device_extern ccl_private OSLClosure *osl_mul_closure_float(ccl_private ShaderGlobals *sg,
ccl_private OSLClosure *a,
float weight)
{
if (weight == 0.0f || !a) {
return nullptr;
}
else if (weight == 1.0f) {
return a;
}
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
uint8_t *closure_pool = sd->osl_closure_pool;
/* Align pointer to closure struct requirement */
closure_pool = reinterpret_cast<uint8_t *>(
(reinterpret_cast<size_t>(closure_pool) + alignof(OSLClosureMul) - 1) &
(-alignof(OSLClosureMul)));
sd->osl_closure_pool = closure_pool + sizeof(OSLClosureMul);
ccl_private OSLClosureMul *const closure = reinterpret_cast<ccl_private OSLClosureMul *>(
closure_pool);
closure->id = OSL_CLOSURE_MUL_ID;
closure->weight = make_float3(weight, weight, weight);
closure->closure = a;
return closure;
}
ccl_device_extern ccl_private OSLClosure *osl_add_closure_closure(ccl_private ShaderGlobals *sg,
ccl_private OSLClosure *a,
ccl_private OSLClosure *b)
{
if (!a) {
return b;
}
if (!b) {
return a;
}
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
ccl_private uint8_t *closure_pool = sd->osl_closure_pool;
/* Align pointer to closure struct requirement */
closure_pool = reinterpret_cast<uint8_t *>(
(reinterpret_cast<size_t>(closure_pool) + alignof(OSLClosureAdd) - 1) &
(-alignof(OSLClosureAdd)));
sd->osl_closure_pool = closure_pool + sizeof(OSLClosureAdd);
ccl_private OSLClosureAdd *const closure = reinterpret_cast<ccl_private OSLClosureAdd *>(
closure_pool);
closure->id = OSL_CLOSURE_ADD_ID;
closure->closureA = a;
closure->closureB = b;
return closure;
}
ccl_device_extern ccl_private OSLClosure *osl_allocate_closure_component(
ccl_private ShaderGlobals *sg, int id, int size)
{
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
ccl_private uint8_t *closure_pool = sd->osl_closure_pool;
/* Align pointer to closure struct requirement */
closure_pool = reinterpret_cast<uint8_t *>(
(reinterpret_cast<size_t>(closure_pool) + alignof(OSLClosureComponent) - 1) &
(-alignof(OSLClosureComponent)));
sd->osl_closure_pool = closure_pool + sizeof(OSLClosureComponent) + size;
ccl_private OSLClosureComponent *const closure =
reinterpret_cast<ccl_private OSLClosureComponent *>(closure_pool);
closure->id = static_cast<OSLClosureType>(id);
closure->weight = one_float3();
return closure;
}
ccl_device_extern ccl_private OSLClosure *osl_allocate_weighted_closure_component(
ccl_private ShaderGlobals *sg, int id, int size, ccl_private const float3 *weight)
{
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
ccl_private uint8_t *closure_pool = sd->osl_closure_pool;
/* Align pointer to closure struct requirement */
closure_pool = reinterpret_cast<uint8_t *>(
(reinterpret_cast<size_t>(closure_pool) + alignof(OSLClosureComponent) - 1) &
(-alignof(OSLClosureComponent)));
sd->osl_closure_pool = closure_pool + sizeof(OSLClosureComponent) + size;
ccl_private OSLClosureComponent *const closure =
reinterpret_cast<ccl_private OSLClosureComponent *>(closure_pool);
closure->id = static_cast<OSLClosureType>(id);
closure->weight = *weight;
return closure;
}
/* Utilities */
#include "kernel/svm/math_util.h"
#include "kernel/util/color.h"
ccl_device_extern void osl_error(ccl_private ShaderGlobals *sg, const char *format, void *args)
{
}
ccl_device_extern void osl_printf(ccl_private ShaderGlobals *sg, const char *format, void *args)
{
}
ccl_device_extern void osl_warning(ccl_private ShaderGlobals *sg, const char *format, void *args)
{
}
ccl_device_extern uint osl_range_check(int indexvalue,
int length,
DeviceString symname,
ccl_private ShaderGlobals *sg,
DeviceString sourcefile,
int sourceline,
DeviceString groupname,
int layer,
DeviceString layername,
DeviceString shadername)
{
const int result = indexvalue < 0 ? 0 : indexvalue >= length ? length - 1 : indexvalue;
#if 0
if (result != indexvalue) {
printf("Index [%d] out of range\n", indexvalue);
}
#endif
return result;
}
ccl_device_extern uint osl_range_check_err(int indexvalue,
int length,
DeviceString symname,
ccl_private ShaderGlobals *sg,
DeviceString sourcefile,
int sourceline,
DeviceString groupname,
int layer,
DeviceString layername,
DeviceString shadername)
{
return osl_range_check(indexvalue,
length,
symname,
sg,
sourcefile,
sourceline,
groupname,
layer,
layername,
shadername);
}
/* Color Utilities */
ccl_device_extern void osl_blackbody_vf(ccl_private ShaderGlobals *sg,
ccl_private float3 *result,
float temperature)
{
float3 color_rgb = rec709_to_rgb(nullptr, svm_math_blackbody_color_rec709(temperature));
color_rgb = max(color_rgb, zero_float3());
*result = color_rgb;
}
#if 0
ccl_device_extern void osl_wavelength_color_vf(ccl_private ShaderGlobals *sg,
ccl_private float3 *result,
float wavelength)
{
}
#endif
ccl_device_extern void osl_luminance_fv(ccl_private ShaderGlobals *sg,
ccl_private float *result,
ccl_private float3 *color)
{
*result = linear_rgb_to_gray(nullptr, *color);
}
ccl_device_extern void osl_luminance_dfdv(ccl_private ShaderGlobals *sg,
ccl_private float *result,
ccl_private float3 *color)
{
for (int i = 0; i < 3; ++i) {
osl_luminance_fv(sg, result + i, color + i);
}
}
ccl_device_extern void osl_prepend_color_from(ccl_private ShaderGlobals *sg,
ccl_private float3 *res,
DeviceString from)
{
if (from == DeviceStrings::u_hsv) {
*res = hsv_to_rgb(*res);
}
else if (from == DeviceStrings::u_hsl) {
*res = hsl_to_rgb(*res);
}
else if (from == DeviceStrings::u_xyz) {
*res = xyz_to_rgb(nullptr, *res);
}
else if (from == DeviceStrings::u_xyy) {
*res = xyz_to_rgb(nullptr, xyY_to_xyz(res->x, res->y, res->z));
}
}
ccl_device_extern bool osl_transformc(ccl_private ShaderGlobals *sg,
ccl_private float3 *c_in,
int c_in_derivs,
ccl_private float3 *c_out,
int c_out_derivs,
DeviceString from,
DeviceString to)
{
if (!c_out_derivs) {
c_in_derivs = false;
}
else if (!c_in_derivs) {
c_out[1] = zero_float3();
c_out[2] = zero_float3();
}
float3 rgb;
for (int i = 0; i < (c_in_derivs ? 3 : 1); ++i) {
if (from == DeviceStrings::u_hsv) {
rgb = hsv_to_rgb(c_in[i]);
}
else if (from == DeviceStrings::u_hsl) {
rgb = hsl_to_rgb(c_in[i]);
}
else if (from == DeviceStrings::u_xyz) {
rgb = xyz_to_rgb(nullptr, c_in[i]);
}
else if (from == DeviceStrings::u_xyy) {
rgb = xyz_to_rgb(nullptr, xyY_to_xyz(c_in[i].x, c_in[i].y, c_in[i].z));
}
else if (from == DeviceStrings::u_srgb) {
rgb = color_srgb_to_linear_v3(c_in[i]);
}
else {
rgb = c_in[i];
}
if (to == DeviceStrings::u_hsv) {
c_out[i] = rgb_to_hsv(rgb);
}
else if (to == DeviceStrings::u_hsl) {
c_out[i] = rgb_to_hsl(rgb);
}
#if 0
else if (to == DeviceStrings::u_xyz) {
c_out[i] = rgb_to_xyz(nullptr, rgb);
}
else if (to == DeviceStrings::u_xyy) {
c_out[i] = xyz_to_xyY(rgb_to_xyz(nullptr, rgb));
}
#endif
else if (to == DeviceStrings::u_srgb) {
c_out[i] = color_linear_to_srgb_v3(rgb);
}
else {
c_out[i] = rgb;
}
}
}
/* Matrix Utilities */
#include "util/transform.h"
ccl_device_forceinline void copy_matrix(ccl_private float *res, const Transform &tfm)
{
res[0] = tfm.x.x;
res[1] = tfm.y.x;
res[2] = tfm.z.x;
res[3] = 0.0f;
res[4] = tfm.x.y;
res[5] = tfm.y.y;
res[6] = tfm.z.y;
res[7] = 0.0f;
res[8] = tfm.x.z;
res[9] = tfm.y.z;
res[10] = tfm.z.z;
res[11] = 0.0f;
res[12] = tfm.x.w;
res[13] = tfm.y.w;
res[14] = tfm.z.w;
res[15] = 1.0f;
}
ccl_device_forceinline void copy_matrix(ccl_private float *res, const ProjectionTransform &tfm)
{
res[0] = tfm.x.x;
res[1] = tfm.y.x;
res[2] = tfm.z.x;
res[3] = tfm.w.x;
res[4] = tfm.x.y;
res[5] = tfm.y.y;
res[6] = tfm.z.y;
res[7] = tfm.w.y;
res[8] = tfm.x.z;
res[9] = tfm.y.z;
res[10] = tfm.z.z;
res[11] = tfm.w.z;
res[12] = tfm.x.w;
res[13] = tfm.y.w;
res[14] = tfm.z.w;
res[15] = tfm.w.w;
}
ccl_device_forceinline void copy_identity_matrix(ccl_private float *res)
{
res[0] = 1.0f;
res[1] = 0.0f;
res[2] = 0.0f;
res[3] = 0.0f;
res[4] = 0.0f;
res[5] = 1.0f;
res[6] = 0.0f;
res[7] = 0.0f;
res[8] = 0.0f;
res[9] = 0.0f;
res[10] = 1.0f;
res[11] = 0.0f;
res[12] = 0.0f;
res[13] = 0.0f;
res[14] = 0.0f;
res[15] = 1.0f;
}
ccl_device_forceinline Transform convert_transform(ccl_private const float *m)
{
return make_transform(
m[0], m[4], m[8], m[12], m[1], m[5], m[9], m[13], m[2], m[6], m[10], m[14]);
}
ccl_device_extern void osl_mul_mmm(ccl_private float *res,
ccl_private const float *a,
ccl_private const float *b)
{
const Transform tfm_a = convert_transform(a);
const Transform tfm_b = convert_transform(b);
copy_matrix(res, tfm_a * tfm_b);
}
ccl_device_extern void osl_mul_mmf(ccl_private float *res, ccl_private const float *a, float b)
{
for (int i = 0; i < 16; ++i) {
res[i] = a[i] * b;
}
}
ccl_device_extern void osl_div_mmm(ccl_private float *res,
ccl_private const float *a,
ccl_private const float *b)
{
const Transform tfm_a = convert_transform(a);
const Transform tfm_b = convert_transform(b);
copy_matrix(res, tfm_a * transform_inverse(tfm_b));
}
ccl_device_extern void osl_div_mmf(ccl_private float *res, ccl_private const float *a, float b)
{
for (int i = 0; i < 16; ++i) {
res[i] = a[i] / b;
}
}
ccl_device_extern void osl_div_mfm(ccl_private float *res, float a, ccl_private const float *b)
{
const Transform tfm_b = convert_transform(b);
copy_matrix(res, transform_inverse(tfm_b));
for (int i = 0; i < 16; ++i) {
res[i] *= a;
}
}
ccl_device_extern void osl_div_m_ff(ccl_private float *res, float a, float b)
{
float f = (b == 0) ? 0.0f : (a / b);
res[0] = f;
res[1] = 0.0f;
res[2] = 0.0f;
res[3] = 0.0f;
res[4] = 0.0f;
res[5] = f;
res[6] = 0.0f;
res[7] = 0.0f;
res[8] = 0.0f;
res[9] = 0.0f;
res[10] = f;
res[11] = 0.0f;
res[12] = 0.0f;
res[13] = 0.0f;
res[14] = 0.0f;
res[15] = f;
}
ccl_device_extern void osl_transform_vmv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
const Transform tfm_m = convert_transform(m);
*res = transform_point(&tfm_m, *v);
}
ccl_device_extern void osl_transform_dvmdv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
for (int i = 0; i < 3; ++i) {
const Transform tfm_m = convert_transform(m + i * 16);
res[i] = transform_point(&tfm_m, v[i]);
}
}
ccl_device_extern void osl_transformv_vmv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
const Transform tfm_m = convert_transform(m);
*res = transform_direction(&tfm_m, *v);
}
ccl_device_extern void osl_transformv_dvmdv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
for (int i = 0; i < 3; ++i) {
const Transform tfm_m = convert_transform(m + i * 16);
res[i] = transform_direction(&tfm_m, v[i]);
}
}
ccl_device_extern void osl_transformn_vmv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
const Transform tfm_m = convert_transform(m);
*res = transform_direction(&tfm_m, *v);
}
ccl_device_extern void osl_transformn_dvmdv(ccl_private float3 *res,
ccl_private const float *m,
ccl_private const float3 *v)
{
for (int i = 0; i < 3; ++i) {
const Transform tfm_m = convert_transform(m + i * 16);
res[i] = transform_direction(&tfm_m, v[i]);
}
}
ccl_device_extern bool osl_get_matrix(ccl_private ShaderGlobals *sg,
ccl_private float *result,
DeviceString from)
{
if (from == DeviceStrings::u_ndc) {
copy_matrix(result, kernel_data.cam.ndctoworld);
return true;
}
if (from == DeviceStrings::u_raster) {
copy_matrix(result, kernel_data.cam.rastertoworld);
return true;
}
if (from == DeviceStrings::u_screen) {
copy_matrix(result, kernel_data.cam.screentoworld);
return true;
}
if (from == DeviceStrings::u_camera) {
copy_matrix(result, kernel_data.cam.cameratoworld);
return true;
}
if (from == DeviceStrings::u_world) {
copy_identity_matrix(result);
return true;
}
return false;
}
ccl_device_extern bool osl_get_inverse_matrix(ccl_private ShaderGlobals *sg,
ccl_private float *res,
DeviceString to)
{
if (to == DeviceStrings::u_ndc) {
copy_matrix(res, kernel_data.cam.worldtondc);
return true;
}
if (to == DeviceStrings::u_raster) {
copy_matrix(res, kernel_data.cam.worldtoraster);
return true;
}
if (to == DeviceStrings::u_screen) {
copy_matrix(res, kernel_data.cam.worldtoscreen);
return true;
}
if (to == DeviceStrings::u_camera) {
copy_matrix(res, kernel_data.cam.worldtocamera);
return true;
}
if (to == DeviceStrings::u_world) {
copy_identity_matrix(res);
return true;
}
return false;
}
ccl_device_extern bool osl_get_from_to_matrix(ccl_private ShaderGlobals *sg,
ccl_private float *res,
DeviceString from,
DeviceString to)
{
float m_from[16], m_to[16];
if (osl_get_matrix(sg, m_from, from) && osl_get_inverse_matrix(sg, m_to, to)) {
osl_mul_mmm(res, m_from, m_to);
return true;
}
return false;
}
ccl_device_extern void osl_prepend_matrix_from(ccl_private ShaderGlobals *sg,
ccl_private float *res,
DeviceString from)
{
float m[16];
if (osl_get_matrix(sg, m, from)) {
osl_mul_mmm(res, m, res);
}
}
ccl_device_extern bool osl_transform_triple(ccl_private ShaderGlobals *sg,
ccl_private float3 *p_in,
int p_in_derivs,
ccl_private float3 *p_out,
int p_out_derivs,
DeviceString from,
DeviceString to,
int vectype)
{
if (!p_out_derivs) {
p_in_derivs = false;
}
else if (!p_in_derivs) {
p_out[1] = zero_float3();
p_out[2] = zero_float3();
}
bool res;
float m[16];
if (from == DeviceStrings::u_common) {
res = osl_get_inverse_matrix(sg, m, to);
}
else if (to == DeviceStrings::u_common) {
res = osl_get_matrix(sg, m, from);
}
else {
res = osl_get_from_to_matrix(sg, m, from, to);
}
if (res) {
if (vectype == 2 /* TypeDesc::POINT */) {
if (p_in_derivs)
osl_transform_dvmdv(p_out, m, p_in);
else
osl_transform_vmv(p_out, m, p_in);
}
else if (vectype == 3 /* TypeDesc::VECTOR */) {
if (p_in_derivs)
osl_transformv_dvmdv(p_out, m, p_in);
else
osl_transformv_vmv(p_out, m, p_in);
}
else if (vectype == 4 /* TypeDesc::NORMAL */) {
if (p_in_derivs)
osl_transformn_dvmdv(p_out, m, p_in);
else
osl_transformn_vmv(p_out, m, p_in);
}
else {
res = false;
}
}
else {
p_out[0] = p_in[0];
if (p_in_derivs) {
p_out[1] = p_in[1];
p_out[2] = p_in[2];
}
}
return res;
}
ccl_device_extern bool osl_transform_triple_nonlinear(ccl_private ShaderGlobals *sg,
ccl_private float3 *p_in,
int p_in_derivs,
ccl_private float3 *p_out,
int p_out_derivs,
DeviceString from,
DeviceString to,
int vectype)
{
return osl_transform_triple(sg, p_in, p_in_derivs, p_out, p_out_derivs, from, to, vectype);
}
ccl_device_extern void osl_transpose_mm(ccl_private float *res, ccl_private const float *m)
{
copy_matrix(res, *reinterpret_cast<ccl_private const ProjectionTransform *>(m));
}
#if 0
ccl_device_extern float osl_determinant_fm(ccl_private const float *m)
{
}
#endif
/* Attributes */
#include "kernel/geom/geom.h"
typedef long long TypeDesc;
ccl_device_inline bool set_attribute_float(ccl_private float fval[3],
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
const unsigned char type_basetype = type & 0xF;
const unsigned char type_aggregate = (type >> 8) & 0xF;
const int type_arraylen = type >> 32;
if (type_basetype == 11 /* TypeDesc::FLOAT */) {
if ((type_aggregate == 2 /* TypeDesc::VEC2 */) ||
(type_aggregate == 1 && type_arraylen == 2)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 2 + 0] = fval[i];
static_cast<ccl_private float *>(val)[i * 2 + 1] = fval[i];
}
return true;
}
if ((type_aggregate == 3 /* TypeDesc::VEC3 */) ||
(type_aggregate == 1 && type_arraylen == 3)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 3 + 0] = fval[i];
static_cast<ccl_private float *>(val)[i * 3 + 1] = fval[i];
static_cast<ccl_private float *>(val)[i * 3 + 2] = fval[i];
}
return true;
}
if ((type_aggregate == 4 /* TypeDesc::VEC4 */) ||
(type_aggregate == 1 && type_arraylen == 4)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 4 + 0] = fval[i];
static_cast<ccl_private float *>(val)[i * 4 + 1] = fval[i];
static_cast<ccl_private float *>(val)[i * 4 + 2] = fval[i];
static_cast<ccl_private float *>(val)[i * 4 + 3] = 1.0f;
}
return true;
}
if ((type_aggregate == 1 /* TypeDesc::SCALAR */)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i] = fval[i];
}
return true;
}
}
return false;
}
ccl_device_inline bool set_attribute_float(float f,
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
float fv[3];
fv[0] = f;
fv[1] = 0.0f;
fv[2] = 0.0f;
return set_attribute_float(fv, type, derivatives, val);
}
ccl_device_inline bool set_attribute_float2(ccl_private float2 fval[3],
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
const unsigned char type_basetype = type & 0xF;
const unsigned char type_aggregate = (type >> 8) & 0xF;
const int type_arraylen = type >> 32;
if (type_basetype == 11 /* TypeDesc::FLOAT */) {
if ((type_aggregate == 2 /* TypeDesc::VEC2 */) ||
(type_aggregate == 1 && type_arraylen == 2)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 2 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 2 + 1] = fval[i].y;
}
return true;
}
if ((type_aggregate == 3 /* TypeDesc::VEC3 */) ||
(type_aggregate == 1 && type_arraylen == 3)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 3 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 3 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 3 + 2] = 0.0f;
}
return true;
}
if ((type_aggregate == 4 /* TypeDesc::VEC4 */) ||
(type_aggregate == 1 && type_arraylen == 4)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 4 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 4 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 4 + 2] = 0.0f;
static_cast<ccl_private float *>(val)[i * 4 + 3] = 1.0f;
}
return true;
}
if ((type_aggregate == 1 /* TypeDesc::SCALAR */)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i] = fval[i].x;
}
return true;
}
}
return false;
}
ccl_device_inline bool set_attribute_float3(ccl_private float3 fval[3],
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
const unsigned char type_basetype = type & 0xF;
const unsigned char type_aggregate = (type >> 8) & 0xF;
const int type_arraylen = type >> 32;
if (type_basetype == 11 /* TypeDesc::FLOAT */) {
if ((type_aggregate == 3 /* TypeDesc::VEC3 */) ||
(type_aggregate == 1 && type_arraylen == 3)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 3 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 3 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 3 + 2] = fval[i].z;
}
return true;
}
if ((type_aggregate == 4 /* TypeDesc::VEC4 */) ||
(type_aggregate == 1 && type_arraylen == 4)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 4 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 4 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 4 + 2] = fval[i].z;
static_cast<ccl_private float *>(val)[i * 4 + 3] = 1.0f;
}
return true;
}
if ((type_aggregate == 1 /* TypeDesc::SCALAR */)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i] = average(fval[i]);
}
return true;
}
}
return false;
}
ccl_device_inline bool set_attribute_float3(float3 f,
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
float3 fv[3];
fv[0] = f;
fv[1] = make_float3(0.0f, 0.0f, 0.0f);
fv[2] = make_float3(0.0f, 0.0f, 0.0f);
return set_attribute_float3(fv, type, derivatives, val);
}
ccl_device_inline bool set_attribute_float4(ccl_private float4 fval[3],
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
const unsigned char type_basetype = type & 0xF;
const unsigned char type_aggregate = (type >> 8) & 0xF;
const int type_arraylen = type >> 32;
if (type_basetype == 11 /* TypeDesc::FLOAT */) {
if ((type_aggregate == 3 /* TypeDesc::VEC3 */) ||
(type_aggregate == 1 && type_arraylen == 3)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 3 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 3 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 3 + 2] = fval[i].z;
}
return true;
}
if ((type_aggregate == 4 /* TypeDesc::VEC4 */) ||
(type_aggregate == 1 && type_arraylen == 4)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i * 4 + 0] = fval[i].x;
static_cast<ccl_private float *>(val)[i * 4 + 1] = fval[i].y;
static_cast<ccl_private float *>(val)[i * 4 + 2] = fval[i].z;
static_cast<ccl_private float *>(val)[i * 4 + 3] = fval[i].w;
}
return true;
}
if ((type_aggregate == 1 /* TypeDesc::SCALAR */)) {
for (int i = 0; i < (derivatives ? 3 : 1); ++i) {
static_cast<ccl_private float *>(val)[i] = average(float4_to_float3(fval[i]));
}
return true;
}
}
return false;
}
ccl_device_inline bool set_attribute_matrix(ccl_private const Transform &tfm,
TypeDesc type,
ccl_private void *val)
{
const unsigned char type_basetype = type & 0xF;
const unsigned char type_aggregate = (type >> 8) & 0xF;
if (type_basetype == 11 /* TypeDesc::FLOAT */ && type_aggregate == 16 /* TypeDesc::MATRIX44 */) {
copy_matrix(static_cast<ccl_private float *>(val), tfm);
return true;
}
return false;
}
ccl_device_inline bool get_background_attribute(KernelGlobals kg,
ccl_private ShaderData *sd,
DeviceString name,
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
if (name == DeviceStrings::u_path_ray_length) {
/* Ray Length */
float f = sd->ray_length;
return set_attribute_float(f, type, derivatives, val);
}
return false;
}
ccl_device_inline bool get_object_attribute(KernelGlobals kg,
ccl_private ShaderData *sd,
const AttributeDescriptor &desc,
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
if (desc.type == NODE_ATTR_FLOAT) {
float fval[3];
#ifdef __VOLUME__
if (primitive_is_volume_attribute(sd, desc))
fval[0] = primitive_volume_attribute_float(kg, sd, desc);
else
#endif
fval[0] = primitive_surface_attribute_float(
kg, sd, desc, derivatives ? &fval[1] : nullptr, derivatives ? &fval[2] : nullptr);
return set_attribute_float(fval, type, derivatives, val);
}
else if (desc.type == NODE_ATTR_FLOAT2) {
float2 fval[3];
#ifdef __VOLUME__
if (primitive_is_volume_attribute(sd, desc))
return false;
else
#endif
fval[0] = primitive_surface_attribute_float2(
kg, sd, desc, derivatives ? &fval[1] : nullptr, derivatives ? &fval[2] : nullptr);
return set_attribute_float2(fval, type, derivatives, val);
}
else if (desc.type == NODE_ATTR_FLOAT3) {
float3 fval[3];
#ifdef __VOLUME__
if (primitive_is_volume_attribute(sd, desc))
fval[0] = primitive_volume_attribute_float3(kg, sd, desc);
else
#endif
fval[0] = primitive_surface_attribute_float3(
kg, sd, desc, derivatives ? &fval[1] : nullptr, derivatives ? &fval[2] : nullptr);
return set_attribute_float3(fval, type, derivatives, val);
}
else if (desc.type == NODE_ATTR_FLOAT4 || desc.type == NODE_ATTR_RGBA) {
float4 fval[3];
#ifdef __VOLUME__
if (primitive_is_volume_attribute(sd, desc))
fval[0] = primitive_volume_attribute_float4(kg, sd, desc);
else
#endif
fval[0] = primitive_surface_attribute_float4(
kg, sd, desc, derivatives ? &fval[1] : nullptr, derivatives ? &fval[2] : nullptr);
return set_attribute_float4(fval, type, derivatives, val);
}
else if (desc.type == NODE_ATTR_MATRIX) {
Transform tfm = primitive_attribute_matrix(kg, desc);
return set_attribute_matrix(tfm, type, val);
}
return false;
}
ccl_device_inline bool get_object_standard_attribute(KernelGlobals kg,
ccl_private ShaderData *sd,
DeviceString name,
TypeDesc type,
bool derivatives,
ccl_private void *val)
{
/* Object attributes */
if (name == DeviceStrings::u_object_location) {
float3 f = object_location(kg, sd);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_object_color) {
float3 f = object_color(kg, sd->object);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_object_alpha) {
float f = object_alpha(kg, sd->object);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_object_index) {
float f = object_pass_id(kg, sd->object);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_geom_dupli_generated) {
float3 f = object_dupli_generated(kg, sd->object);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_geom_dupli_uv) {
float3 f = object_dupli_uv(kg, sd->object);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_material_index) {
float f = shader_pass_id(kg, sd);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_object_random) {
float f = object_random_number(kg, sd->object);
return set_attribute_float(f, type, derivatives, val);
}
/* Particle attributes */
else if (name == DeviceStrings::u_particle_index) {
int particle_id = object_particle_id(kg, sd->object);
float f = particle_index(kg, particle_id);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_random) {
int particle_id = object_particle_id(kg, sd->object);
float f = hash_uint2_to_float(particle_index(kg, particle_id), 0);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_age) {
int particle_id = object_particle_id(kg, sd->object);
float f = particle_age(kg, particle_id);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_lifetime) {
int particle_id = object_particle_id(kg, sd->object);
float f = particle_lifetime(kg, particle_id);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_location) {
int particle_id = object_particle_id(kg, sd->object);
float3 f = particle_location(kg, particle_id);
return set_attribute_float3(f, type, derivatives, val);
}
#if 0 /* unsupported */
else if (name == DeviceStrings::u_particle_rotation) {
int particle_id = object_particle_id(kg, sd->object);
float4 f = particle_rotation(kg, particle_id);
return set_attribute_float4(f, type, derivatives, val);
}
#endif
else if (name == DeviceStrings::u_particle_size) {
int particle_id = object_particle_id(kg, sd->object);
float f = particle_size(kg, particle_id);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_velocity) {
int particle_id = object_particle_id(kg, sd->object);
float3 f = particle_velocity(kg, particle_id);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_particle_angular_velocity) {
int particle_id = object_particle_id(kg, sd->object);
float3 f = particle_angular_velocity(kg, particle_id);
return set_attribute_float3(f, type, derivatives, val);
}
/* Geometry attributes */
#if 0 /* TODO */
else if (name == DeviceStrings::u_geom_numpolyvertices) {
return false;
}
else if (name == DeviceStrings::u_geom_trianglevertices ||
name == DeviceStrings::u_geom_polyvertices) {
return false;
}
else if (name == DeviceStrings::u_geom_name) {
return false;
}
#endif
else if (name == DeviceStrings::u_is_smooth) {
float f = ((sd->shader & SHADER_SMOOTH_NORMAL) != 0);
return set_attribute_float(f, type, derivatives, val);
}
#ifdef __HAIR__
/* Hair attributes */
else if (name == DeviceStrings::u_is_curve) {
float f = (sd->type & PRIMITIVE_CURVE) != 0;
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_curve_thickness) {
float f = curve_thickness(kg, sd);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_curve_tangent_normal) {
float3 f = curve_tangent_normal(kg, sd);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_curve_random) {
float f = curve_random(kg, sd);
return set_attribute_float(f, type, derivatives, val);
}
#endif
#ifdef __POINTCLOUD__
/* Point attributes */
else if (name == DeviceStrings::u_is_point) {
float f = (sd->type & PRIMITIVE_POINT) != 0;
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_point_radius) {
float f = point_radius(kg, sd);
return set_attribute_float(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_point_position) {
float3 f = point_position(kg, sd);
return set_attribute_float3(f, type, derivatives, val);
}
else if (name == DeviceStrings::u_point_random) {
float f = point_random(kg, sd);
return set_attribute_float(f, type, derivatives, val);
}
#endif
else if (name == DeviceStrings::u_normal_map_normal) {
if (sd->type & PRIMITIVE_TRIANGLE) {
float3 f = triangle_smooth_normal_unnormalized(kg, sd, sd->Ng, sd->prim, sd->u, sd->v);
return set_attribute_float3(f, type, derivatives, val);
}
else {
return false;
}
}
return get_background_attribute(kg, sd, name, type, derivatives, val);
}
ccl_device_extern bool osl_get_attribute(ccl_private ShaderGlobals *sg,
int derivatives,
DeviceString object_name,
DeviceString name,
int array_lookup,
int index,
TypeDesc type,
ccl_private void *res)
{
KernelGlobals kg = nullptr;
ccl_private ShaderData *const sd = static_cast<ccl_private ShaderData *>(sg->renderstate);
int object;
if (object_name != DeviceStrings::_emptystring_) {
/* TODO: Get object index from name */
return false;
}
else {
object = sd->object;
}
const uint64_t id = name.hash();
const AttributeDescriptor desc = find_attribute(kg, object, sd->prim, sd->type, id);
if (desc.offset != ATTR_STD_NOT_FOUND) {
return get_object_attribute(kg, sd, desc, type, derivatives, res);
}
else {
return get_object_standard_attribute(kg, sd, name, type, derivatives, res);
}
}
#if 0
ccl_device_extern bool osl_bind_interpolated_param(ccl_private ShaderGlobals *sg,
DeviceString name,
long long type,
int userdata_has_derivs,
ccl_private void *userdata_data,
int symbol_has_derivs,
ccl_private void *symbol_data,
int symbol_data_size,
ccl_private void *userdata_initialized,
int userdata_index)
{
return false;
}
#endif
/* Noise */
#include "kernel/svm/noise.h"
#include "util/hash.h"
ccl_device_extern uint osl_hash_ii(int x)
{
return hash_uint(x);
}
ccl_device_extern uint osl_hash_if(float x)
{
return hash_uint(__float_as_uint(x));
}
ccl_device_extern uint osl_hash_iff(float x, float y)
{
return hash_uint2(__float_as_uint(x), __float_as_uint(y));
}
ccl_device_extern uint osl_hash_iv(ccl_private const float3 *v)
{
return hash_uint3(__float_as_uint(v->x), __float_as_uint(v->y), __float_as_uint(v->z));
}
ccl_device_extern uint osl_hash_ivf(ccl_private const float3 *v, float w)
{
return hash_uint4(
__float_as_uint(v->x), __float_as_uint(v->y), __float_as_uint(v->z), __float_as_uint(w));
}
ccl_device_extern OSLNoiseOptions *osl_get_noise_options(ccl_private ShaderGlobals *sg)
{
return nullptr;
}
ccl_device_extern void osl_noiseparams_set_anisotropic(ccl_private OSLNoiseOptions *opt,
int anisotropic)
{
}
ccl_device_extern void osl_noiseparams_set_do_filter(ccl_private OSLNoiseOptions *opt,
int do_filter)
{
}
ccl_device_extern void osl_noiseparams_set_direction(ccl_private OSLNoiseOptions *opt,
float3 *direction)
{
}
ccl_device_extern void osl_noiseparams_set_bandwidth(ccl_private OSLNoiseOptions *opt,
float bandwidth)
{
}
ccl_device_extern void osl_noiseparams_set_impulses(ccl_private OSLNoiseOptions *opt,
float impulses)
{
}
#define OSL_NOISE_IMPL(name, op) \
ccl_device_extern float name##_ff(float x) \
{ \
return op##_1d(x); \
} \
ccl_device_extern float name##_fff(float x, float y) \
{ \
return op##_2d(make_float2(x, y)); \
} \
ccl_device_extern float name##_fv(ccl_private const float3 *v) \
{ \
return op##_3d(*v); \
} \
ccl_device_extern float name##_fvf(ccl_private const float3 *v, float w) \
{ \
return op##_4d(make_float4(v->x, v->y, v->z, w)); \
} \
ccl_device_extern void name##_vf(ccl_private float3 *res, float x) \
{ \
/* TODO: This is not correct. Really need to change the hash function inside the noise \
* function to spit out a vector instead of a scalar. */ \
const float n = name##_ff(x); \
res->x = n; \
res->y = n; \
res->z = n; \
} \
ccl_device_extern void name##_vff(ccl_private float3 *res, float x, float y) \
{ \
const float n = name##_fff(x, y); \
res->x = n; \
res->y = n; \
res->z = n; \
} \
ccl_device_extern void name##_vv(ccl_private float3 *res, const float3 *v) \
{ \
const float n = name##_fv(v); \
res->x = n; \
res->y = n; \
res->z = n; \
} \
ccl_device_extern void name##_vvf(ccl_private float3 *res, const float3 *v, float w) \
{ \
const float n = name##_fvf(v, w); \
res->x = n; \
res->y = n; \
res->z = n; \
}
ccl_device_forceinline float hashnoise_1d(float p)
{
const uint x = __float_as_uint(p);
return hash_uint(x) / static_cast<float>(~0u);
}
ccl_device_forceinline float hashnoise_2d(float2 p)
{
const uint x = __float_as_uint(p.x);
const uint y = __float_as_uint(p.y);
return hash_uint2(x, y) / static_cast<float>(~0u);
}
ccl_device_forceinline float hashnoise_3d(float3 p)
{
const uint x = __float_as_uint(p.x);
const uint y = __float_as_uint(p.y);
const uint z = __float_as_uint(p.z);
return hash_uint3(x, y, z) / static_cast<float>(~0u);
}
ccl_device_forceinline float hashnoise_4d(float4 p)
{
const uint x = __float_as_uint(p.x);
const uint y = __float_as_uint(p.y);
const uint z = __float_as_uint(p.z);
const uint w = __float_as_uint(p.w);
return hash_uint4(x, y, z, w) / static_cast<float>(~0u);
}
/* TODO: Implement all noise functions */
OSL_NOISE_IMPL(osl_hashnoise, hashnoise)
OSL_NOISE_IMPL(osl_noise, noise)
OSL_NOISE_IMPL(osl_snoise, snoise)
/* Texturing */
ccl_device_extern ccl_private OSLTextureOptions *osl_get_texture_options(
ccl_private ShaderGlobals *sg)
{
return nullptr;
}
ccl_device_extern void osl_texture_set_firstchannel(ccl_private OSLTextureOptions *opt,
int firstchannel)
{
}
ccl_device_extern void osl_texture_set_swrap_code(ccl_private OSLTextureOptions *opt, int mode)
{
}
ccl_device_extern void osl_texture_set_twrap_code(ccl_private OSLTextureOptions *opt, int mode)
{
}
ccl_device_extern void osl_texture_set_rwrap_code(ccl_private OSLTextureOptions *opt, int mode)
{
}
ccl_device_extern void osl_texture_set_stwrap_code(ccl_private OSLTextureOptions *opt, int mode)
{
}
ccl_device_extern void osl_texture_set_sblur(ccl_private OSLTextureOptions *opt, float blur)
{
}
ccl_device_extern void osl_texture_set_tblur(ccl_private OSLTextureOptions *opt, float blur)
{
}
ccl_device_extern void osl_texture_set_rblur(ccl_private OSLTextureOptions *opt, float blur)
{
}
ccl_device_extern void osl_texture_set_stblur(ccl_private OSLTextureOptions *opt, float blur)
{
}
ccl_device_extern void osl_texture_set_swidth(ccl_private OSLTextureOptions *opt, float width)
{
}
ccl_device_extern void osl_texture_set_twidth(ccl_private OSLTextureOptions *opt, float width)
{
}
ccl_device_extern void osl_texture_set_rwidth(ccl_private OSLTextureOptions *opt, float width)
{
}
ccl_device_extern void osl_texture_set_stwidth(ccl_private OSLTextureOptions *opt, float width)
{
}
ccl_device_extern void osl_texture_set_fill(ccl_private OSLTextureOptions *opt, float fill)
{
}
ccl_device_extern void osl_texture_set_time(ccl_private OSLTextureOptions *opt, float time)
{
}
ccl_device_extern void osl_texture_set_interp_code(ccl_private OSLTextureOptions *opt, int mode)
{
}
ccl_device_extern void osl_texture_set_subimage(ccl_private OSLTextureOptions *opt, int subimage)
{
}
ccl_device_extern void osl_texture_set_missingcolor_arena(ccl_private OSLTextureOptions *opt,
ccl_private float3 *color)
{
}
ccl_device_extern void osl_texture_set_missingcolor_alpha(ccl_private OSLTextureOptions *opt,
int nchannels,
float alpha)
{
}
ccl_device_extern bool osl_texture(ccl_private ShaderGlobals *sg,
DeviceString filename,
ccl_private void *texture_handle,
OSLTextureOptions *opt,
float s,
float t,
float dsdx,
float dtdx,
float dsdy,
float dtdy,
int nchannels,
ccl_private float *result,
ccl_private float *dresultdx,
ccl_private float *dresultdy,
ccl_private float *alpha,
ccl_private float *dalphadx,
ccl_private float *dalphady,
ccl_private void *errormessage)
{
if (!texture_handle) {
return false;
}
/* Only SVM textures are supported. */
int id = static_cast<int>(reinterpret_cast<size_t>(texture_handle) - 1);
const float4 rgba = kernel_tex_image_interp(nullptr, id, s, 1.0f - t);
result[0] = rgba.x;
if (nchannels > 1)
result[1] = rgba.y;
if (nchannels > 2)
result[2] = rgba.z;
if (nchannels > 3)
result[3] = rgba.w;
return true;
}
ccl_device_extern bool osl_texture3d(ccl_private ShaderGlobals *sg,
DeviceString filename,
ccl_private void *texture_handle,
OSLTextureOptions *opt,
ccl_private const float3 *P,
ccl_private const float3 *dPdx,
ccl_private const float3 *dPdy,
ccl_private const float3 *dPdz,
int nchannels,
ccl_private float *result,
ccl_private float *dresultds,
ccl_private float *dresultdt,
ccl_private float *alpha,
ccl_private float *dalphadx,
ccl_private float *dalphady,
ccl_private void *errormessage)
{
if (!texture_handle) {
return false;
}
/* Only SVM textures are supported. */
int id = static_cast<int>(reinterpret_cast<size_t>(texture_handle) - 1);
const float4 rgba = kernel_tex_image_interp_3d(nullptr, id, *P, INTERPOLATION_NONE);
result[0] = rgba.x;
if (nchannels > 1)
result[1] = rgba.y;
if (nchannels > 2)
result[2] = rgba.z;
if (nchannels > 3)
result[3] = rgba.w;
return true;
}
ccl_device_extern bool osl_environment(ccl_private ShaderGlobals *sg,
DeviceString filename,
ccl_private void *texture_handle,
OSLTextureOptions *opt,
ccl_private const float3 *R,
ccl_private const float3 *dRdx,
ccl_private const float3 *dRdy,
int nchannels,
ccl_private float *result,
ccl_private float *dresultds,
ccl_private float *dresultdt,
ccl_private float *alpha,
ccl_private float *dalphax,
ccl_private float *dalphay,
ccl_private void *errormessage)
{
result[0] = 1.0f;
if (nchannels > 1)
result[1] = 0.0f;
if (nchannels > 2)
result[2] = 1.0f;
if (nchannels > 3)
result[3] = 1.0f;
return false;
}
ccl_device_extern bool osl_get_textureinfo(ccl_private ShaderGlobals *sg,
DeviceString filename,
ccl_private void *texture_handle,
DeviceString dataname,
int basetype,
int arraylen,
int aggegrate,
ccl_private void *data,
ccl_private void *errormessage)
{
return false;
}
ccl_device_extern bool osl_get_textureinfo_st(ccl_private ShaderGlobals *sg,
DeviceString filename,
ccl_private void *texture_handle,
float s,
float t,
DeviceString dataname,
int basetype,
int arraylen,
int aggegrate,
ccl_private void *data,
ccl_private void *errormessage)
{
return osl_get_textureinfo(
sg, filename, texture_handle, dataname, basetype, arraylen, aggegrate, data, errormessage);
}
/* Standard library */
#define OSL_OP_IMPL_II(name, op) \
ccl_device_extern int name##_ii(int a) \
{ \
return op(a); \
}
#define OSL_OP_IMPL_IF(name, op) \
ccl_device_extern int name##_if(float a) \
{ \
return op(a); \
}
#define OSL_OP_IMPL_FF(name, op) \
ccl_device_extern float name##_ff(float a) \
{ \
return op(a); \
}
#define OSL_OP_IMPL_DFDF(name, op) \
ccl_device_extern void name##_dfdf(ccl_private float *res, ccl_private const float *a) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i]); \
} \
}
#define OSL_OP_IMPL_DFDV(name, op) \
ccl_device_extern void name##_dfdv(ccl_private float *res, ccl_private const float3 *a) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i]); \
} \
}
#define OSL_OP_IMPL_FV(name, op) \
ccl_device_extern float name##_fv(ccl_private const float3 *a) \
{ \
return op(*a); \
}
#define OSL_OP_IMPL_VV(name, op) \
ccl_device_extern void name##_vv(ccl_private float3 *res, ccl_private const float3 *a) \
{ \
*res = op(*a); \
}
#define OSL_OP_IMPL_VV_(name, op) \
ccl_device_extern void name##_vv(ccl_private float3 *res, ccl_private const float3 *a) \
{ \
res->x = op(a->x); \
res->y = op(a->y); \
res->z = op(a->z); \
}
#define OSL_OP_IMPL_DVDV(name, op) \
ccl_device_extern void name##_dvdv(ccl_private float3 *res, ccl_private const float3 *a) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i]); \
} \
}
#define OSL_OP_IMPL_DVDV_(name, op) \
ccl_device_extern void name##_dvdv(ccl_private float3 *res, ccl_private const float3 *a) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[i].x); \
res[i].y = op(a[i].y); \
res[i].z = op(a[i].z); \
} \
}
#define OSL_OP_IMPL_III(name, op) \
ccl_device_extern int name##_iii(int a, int b) \
{ \
return op(a, b); \
}
#define OSL_OP_IMPL_FFF(name, op) \
ccl_device_extern float name##_fff(float a, float b) \
{ \
return op(a, b); \
}
#define OSL_OP_IMPL_FVV(name, op) \
ccl_device_extern float name##_fvv(ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
return op(*a, *b); \
}
#define OSL_OP_IMPL_DFFDF(name, op) \
ccl_device_extern void name##_dffdf( \
ccl_private float *res, float a, ccl_private const float *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a, b[i]); \
} \
}
#define OSL_OP_IMPL_DFDFF(name, op) \
ccl_device_extern void name##_dfdff( \
ccl_private float *res, ccl_private const float *a, float b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b); \
} \
}
#define OSL_OP_IMPL_DFDFDF(name, op) \
ccl_device_extern void name##_dfdfdf( \
ccl_private float *res, ccl_private const float *a, ccl_private const float *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[i]); \
} \
}
#define OSL_OP_IMPL_DFVDV(name, op) \
ccl_device_extern void name##_dfvdv( \
ccl_private float *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[0], b[i]); \
} \
}
#define OSL_OP_IMPL_DFDVV(name, op) \
ccl_device_extern void name##_dfdvv( \
ccl_private float *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[0]); \
} \
}
#define OSL_OP_IMPL_DFDVDV(name, op) \
ccl_device_extern void name##_dfdvdv( \
ccl_private float *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[i]); \
} \
}
#define OSL_OP_IMPL_VVF_(name, op) \
ccl_device_extern void name##_vvf( \
ccl_private float3 *res, ccl_private const float3 *a, float b) \
{ \
res->x = op(a->x, b); \
res->y = op(a->y, b); \
res->z = op(a->z, b); \
}
#define OSL_OP_IMPL_VVV(name, op) \
ccl_device_extern void name##_vvv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
*res = op(*a, *b); \
}
#define OSL_OP_IMPL_VVV_(name, op) \
ccl_device_extern void name##_vvv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
res->x = op(a->x, b->x); \
res->y = op(a->y, b->y); \
res->z = op(a->z, b->z); \
}
#define OSL_OP_IMPL_DVVDF_(name, op) \
ccl_device_extern void name##_dvvdf( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[0].x, b[i]); \
res[i].y = op(a[0].y, b[i]); \
res[i].z = op(a[0].z, b[i]); \
} \
}
#define OSL_OP_IMPL_DVDVF_(name, op) \
ccl_device_extern void name##_dvdvf( \
ccl_private float3 *res, ccl_private const float3 *a, float b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[i].x, b); \
res[i].y = op(a[i].y, b); \
res[i].z = op(a[i].z, b); \
} \
}
#define OSL_OP_IMPL_DVVDV(name, op) \
ccl_device_extern void name##_dvvdv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[0], b[i]); \
} \
}
#define OSL_OP_IMPL_DVVDV_(name, op) \
ccl_device_extern void name##_dvvdv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[0].x, b[i].x); \
res[i].y = op(a[0].y, b[i].y); \
res[i].z = op(a[0].z, b[i].z); \
} \
}
#define OSL_OP_IMPL_DVDVV(name, op) \
ccl_device_extern void name##_dvdvv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[0]); \
} \
}
#define OSL_OP_IMPL_DVDVV_(name, op) \
ccl_device_extern void name##_dvdvv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[i].x, b[0].x); \
res[i].y = op(a[i].y, b[0].y); \
res[i].z = op(a[i].z, b[0].z); \
} \
}
#define OSL_OP_IMPL_DVDVDF_(name, op) \
ccl_device_extern void name##_dvdvdf( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[i].x, b[i]); \
res[i].y = op(a[i].y, b[i]); \
res[i].z = op(a[i].z, b[i]); \
} \
}
#define OSL_OP_IMPL_DVDVDV(name, op) \
ccl_device_extern void name##_dvdvdv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[i]); \
} \
}
#define OSL_OP_IMPL_DVDVDV_(name, op) \
ccl_device_extern void name##_dvdvdv( \
ccl_private float3 *res, ccl_private const float3 *a, ccl_private const float3 *b) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i].x = op(a[i].x, b[i].x); \
res[i].y = op(a[i].y, b[i].y); \
res[i].z = op(a[i].z, b[i].z); \
} \
}
#define OSL_OP_IMPL_FFFF(name, op) \
ccl_device_extern float name##_ffff(float a, float b, float c) \
{ \
return op(a, b, c); \
}
#define OSL_OP_IMPL_DFFFDF(name, op) \
ccl_device_extern void name##_dfffdf( \
ccl_private float *res, float a, float b, ccl_private const float *c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a, b, c[i]); \
} \
}
#define OSL_OP_IMPL_DFFDFF(name, op) \
ccl_device_extern void name##_dffdff( \
ccl_private float *res, float a, ccl_private const float *b, float c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a, b[i], c); \
} \
}
#define OSL_OP_IMPL_DFFDFDF(name, op) \
ccl_device_extern void name##_dffdfdf( \
ccl_private float *res, float a, ccl_private const float *b, ccl_private const float *c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a, b[i], c[i]); \
} \
}
#define OSL_OP_IMPL_DFDFFF(name, op) \
ccl_device_extern void name##_dfdfff( \
ccl_private float *res, ccl_private const float *a, float b, float c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b, c); \
} \
}
#define OSL_OP_IMPL_DFDFFDF(name, op) \
ccl_device_extern void name##_dfdffdf( \
ccl_private float *res, ccl_private const float *a, float b, ccl_private const float *c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b, c[i]); \
} \
}
#define OSL_OP_IMPL_DFDFDFF(name, op) \
ccl_device_extern void name##_dfdfdff( \
ccl_private float *res, ccl_private const float *a, ccl_private const float *b, float c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[i], c); \
} \
}
#define OSL_OP_IMPL_DFDFDFDF(name, op) \
ccl_device_extern void name##_dfdfdfdf(ccl_private float *res, \
ccl_private const float *a, \
ccl_private const float *b, \
ccl_private const float *c) \
{ \
for (int i = 0; i < 3; ++i) { \
res[i] = op(a[i], b[i], c[i]); \
} \
}
#define OSL_OP_IMPL_XX(name, op) \
OSL_OP_IMPL_FF(name, op) \
OSL_OP_IMPL_DFDF(name, op) \
OSL_OP_IMPL_VV_(name, op) \
OSL_OP_IMPL_DVDV_(name, op)
#define OSL_OP_IMPL_XXX(name, op) \
OSL_OP_IMPL_FFF(name, op) \
OSL_OP_IMPL_DFFDF(name, op) \
OSL_OP_IMPL_DFDFF(name, op) \
OSL_OP_IMPL_DFDFDF(name, op) \
OSL_OP_IMPL_VVV_(name, op) \
OSL_OP_IMPL_DVVDV_(name, op) \
OSL_OP_IMPL_DVDVV_(name, op) \
OSL_OP_IMPL_DVDVDV_(name, op)
OSL_OP_IMPL_XX(osl_acos, acosf)
OSL_OP_IMPL_XX(osl_asin, asinf)
OSL_OP_IMPL_XX(osl_atan, atanf)
OSL_OP_IMPL_XXX(osl_atan2, atan2f)
OSL_OP_IMPL_XX(osl_cos, cosf)
OSL_OP_IMPL_XX(osl_sin, sinf)
OSL_OP_IMPL_XX(osl_tan, tanf)
OSL_OP_IMPL_XX(osl_cosh, coshf)
OSL_OP_IMPL_XX(osl_sinh, sinhf)
OSL_OP_IMPL_XX(osl_tanh, tanhf)
ccl_device_forceinline int safe_divide(int a, int b)
{
return (b != 0) ? a / b : 0;
}
ccl_device_forceinline int safe_modulo(int a, int b)
{
return (b != 0) ? a % b : 0;
}
OSL_OP_IMPL_III(osl_safe_div, safe_divide)
OSL_OP_IMPL_FFF(osl_safe_div, safe_divide)
OSL_OP_IMPL_III(osl_safe_mod, safe_modulo)
ccl_device_extern void osl_sincos_fff(float a, ccl_private float *b, ccl_private float *c)
{
sincos(a, b, c);
}
ccl_device_extern void osl_sincos_dfdff(ccl_private const float *a,
ccl_private float *b,
ccl_private float *c)
{
for (int i = 0; i < 3; ++i)
sincos(a[i], b + i, c);
}
ccl_device_extern void osl_sincos_dffdf(ccl_private const float *a,
ccl_private float *b,
ccl_private float *c)
{
for (int i = 0; i < 3; ++i)
sincos(a[i], b, c + i);
}
ccl_device_extern void osl_sincos_dfdfdf(ccl_private const float *a,
ccl_private float *b,
ccl_private float *c)
{
for (int i = 0; i < 3; ++i)
sincos(a[i], b + i, c + i);
}
ccl_device_extern void osl_sincos_vvv(ccl_private const float3 *a,
ccl_private float3 *b,
ccl_private float3 *c)
{
sincos(a->x, &b->x, &c->x);
sincos(a->y, &b->y, &c->y);
sincos(a->z, &b->z, &c->z);
}
ccl_device_extern void osl_sincos_dvdvv(ccl_private const float3 *a,
ccl_private float3 *b,
ccl_private float3 *c)
{
for (int i = 0; i < 3; ++i) {
sincos(a[i].x, &b[i].x, &c->x);
sincos(a[i].y, &b[i].y, &c->y);
sincos(a[i].z, &b[i].z, &c->z);
}
}
ccl_device_extern void osl_sincos_dvvdv(ccl_private const float3 *a,
ccl_private float3 *b,
ccl_private float3 *c)
{
for (int i = 0; i < 3; ++i) {
sincos(a[i].x, &b->x, &c[i].x);
sincos(a[i].y, &b->y, &c[i].y);
sincos(a[i].z, &b->z, &c[i].z);
}
}
ccl_device_extern void osl_sincos_dvdvdv(ccl_private const float3 *a,
ccl_private float3 *b,
ccl_private float3 *c)
{
for (int i = 0; i < 3; ++i) {
sincos(a[i].x, &b[i].x, &c[i].x);
sincos(a[i].y, &b[i].y, &c[i].y);
sincos(a[i].z, &b[i].z, &c[i].z);
}
}
OSL_OP_IMPL_XX(osl_log, logf)
OSL_OP_IMPL_XX(osl_log2, log2f)
OSL_OP_IMPL_XX(osl_log10, log10f)
OSL_OP_IMPL_XX(osl_exp, expf)
OSL_OP_IMPL_XX(osl_exp2, exp2f)
OSL_OP_IMPL_XX(osl_expm1, expm1f)
OSL_OP_IMPL_XX(osl_erf, erff)
OSL_OP_IMPL_XX(osl_erfc, erfcf)
OSL_OP_IMPL_XXX(osl_pow, safe_powf)
OSL_OP_IMPL_VVF_(osl_pow, safe_powf)
OSL_OP_IMPL_DVVDF_(osl_pow, safe_powf)
OSL_OP_IMPL_DVDVF_(osl_pow, safe_powf)
OSL_OP_IMPL_DVDVDF_(osl_pow, safe_powf)
OSL_OP_IMPL_XX(osl_sqrt, sqrtf)
OSL_OP_IMPL_XX(osl_inversesqrt, 1.0f / sqrtf)
OSL_OP_IMPL_XX(osl_cbrt, cbrtf)
OSL_OP_IMPL_FF(osl_logb, logbf)
OSL_OP_IMPL_VV_(osl_logb, logbf)
OSL_OP_IMPL_FF(osl_floor, floorf)
OSL_OP_IMPL_VV_(osl_floor, floorf)
OSL_OP_IMPL_FF(osl_ceil, ceilf)
OSL_OP_IMPL_VV_(osl_ceil, ceilf)
OSL_OP_IMPL_FF(osl_round, roundf)
OSL_OP_IMPL_VV_(osl_round, roundf)
OSL_OP_IMPL_FF(osl_trunc, truncf)
OSL_OP_IMPL_VV_(osl_trunc, truncf)
ccl_device_forceinline float step_impl(float edge, float x)
{
return x < edge ? 0.0f : 1.0f;
}
OSL_OP_IMPL_FF(osl_sign, compatible_signf)
OSL_OP_IMPL_VV_(osl_sign, compatible_signf)
OSL_OP_IMPL_FFF(osl_step, step_impl)
OSL_OP_IMPL_VVV_(osl_step, step_impl)
OSL_OP_IMPL_IF(osl_isnan, isnan)
OSL_OP_IMPL_IF(osl_isinf, isinf)
OSL_OP_IMPL_IF(osl_isfinite, isfinite)
OSL_OP_IMPL_II(osl_abs, abs)
OSL_OP_IMPL_XX(osl_abs, fabsf)
OSL_OP_IMPL_II(osl_fabs, abs)
OSL_OP_IMPL_XX(osl_fabs, fabsf)
OSL_OP_IMPL_XXX(osl_fmod, safe_modulo)
OSL_OP_IMPL_FFFF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFFFDF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFFDFF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFFDFDF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFDFFF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFDFFDF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFDFDFF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_DFDFDFDF(osl_smoothstep, smoothstep)
OSL_OP_IMPL_FVV(osl_dot, dot)
OSL_OP_IMPL_DFDVV(osl_dot, dot)
OSL_OP_IMPL_DFVDV(osl_dot, dot)
OSL_OP_IMPL_DFDVDV(osl_dot, dot)
OSL_OP_IMPL_VVV(osl_cross, cross)
OSL_OP_IMPL_DVDVV(osl_cross, cross)
OSL_OP_IMPL_DVVDV(osl_cross, cross)
OSL_OP_IMPL_DVDVDV(osl_cross, cross)
OSL_OP_IMPL_FV(osl_length, len)
OSL_OP_IMPL_DFDV(osl_length, len)
OSL_OP_IMPL_FVV(osl_distance, distance)
OSL_OP_IMPL_DFDVV(osl_distance, distance)
OSL_OP_IMPL_DFVDV(osl_distance, distance)
OSL_OP_IMPL_DFDVDV(osl_distance, distance)
OSL_OP_IMPL_VV(osl_normalize, safe_normalize)
OSL_OP_IMPL_DVDV(osl_normalize, safe_normalize)
ccl_device_extern void osl_calculatenormal(ccl_private float3 *res,
ccl_private ShaderGlobals *sg,
ccl_private const float3 *p)
{
if (sg->flipHandedness)
*res = cross(p[2], p[1]);
else
*res = cross(p[1], p[2]);
}
ccl_device_extern float osl_area(ccl_private const float3 *p)
{
return len(cross(p[2], p[1]));
}
ccl_device_extern float osl_filterwidth_fdf(ccl_private const float *x)
{
return sqrtf(x[1] * x[1] + x[2] * x[2]);
}
ccl_device_extern void osl_filterwidth_vdv(ccl_private float *res, ccl_private const float *x)
{
for (int i = 0; i < 3; ++i)
res[i] = osl_filterwidth_fdf(x + i);
}
ccl_device_extern bool osl_raytype_bit(ccl_private ShaderGlobals *sg, int bit)
{
return (sg->raytype & bit) != 0;
}