Differential D12367 Diff 41308 intern/cycles/kernel/shaders/node_principled_bsdf.osl

Changeset View

Standalone View

intern/cycles/kernel/shaders/node_principled_bsdf.osl

Show All 12 Lines
* See the License for the specific language governing permissions and		* See the License for the specific language governing permissions and
* limitations under the License.		* limitations under the License.
*/		*/

#include "node_fresnel.h"		#include "node_fresnel.h"
#include "stdcycles.h"		#include "stdcycles.h"

shader node_principled_bsdf(string distribution = "Multiscatter GGX",		shader node_principled_bsdf(string distribution = "Multiscatter GGX",
string subsurface_method = "burley",		string subsurface_method = "random_walk",
color BaseColor = color(0.8, 0.8, 0.8),		color BaseColor = color(0.8, 0.8, 0.8),
float Subsurface = 0.0,		float Subsurface = 0.0,
vector SubsurfaceRadius = vector(1.0, 1.0, 1.0),		vector SubsurfaceRadius = vector(1.0, 1.0, 1.0),
color SubsurfaceColor = color(0.7, 0.1, 0.1),		color SubsurfaceColor = color(0.7, 0.1, 0.1),
		float SubsurfaceIOR = 1.4,
		float SubsurfaceAnisotropy = 0.0,
float Metallic = 0.0,		float Metallic = 0.0,
float Specular = 0.5,		float Specular = 0.5,
float SpecularTint = 0.0,		float SpecularTint = 0.0,
float Roughness = 0.5,		float Roughness = 0.5,
float Anisotropic = 0.0,		float Anisotropic = 0.0,
float AnisotropicRotation = 0.0,		float AnisotropicRotation = 0.0,
float Sheen = 0.0,		float Sheen = 0.0,
float SheenTint = 0.5,		float SheenTint = 0.5,
Show All 20 Lines	shader node_principled_bsdf(string distribution = "Multiscatter GGX",

/* rotate tangent */		/* rotate tangent */
if (AnisotropicRotation != 0.0)		if (AnisotropicRotation != 0.0)
T = rotate(T, AnisotropicRotation * M_2PI, point(0.0, 0.0, 0.0), Normal);		T = rotate(T, AnisotropicRotation * M_2PI, point(0.0, 0.0, 0.0), Normal);

if (diffuse_weight > 1e-5) {		if (diffuse_weight > 1e-5) {
if (Subsurface > 1e-5) {		if (Subsurface > 1e-5) {
color mixed_ss_base_color = SubsurfaceColor * Subsurface + BaseColor * (1.0 - Subsurface);		color mixed_ss_base_color = SubsurfaceColor * Subsurface + BaseColor * (1.0 - Subsurface);
if (subsurface_method == "burley") {
BSDF = mixed_ss_base_color * bssrdf("principled",		BSDF = mixed_ss_base_color * bssrdf(subsurface_method,
Normal,
Subsurface * SubsurfaceRadius,
SubsurfaceColor,
"roughness",
Roughness);
}
else {
BSDF = mixed_ss_base_color * bssrdf("principled_random_walk",
Normal,		Normal,
Subsurface * SubsurfaceRadius,		Subsurface * SubsurfaceRadius,
mixed_ss_base_color,		mixed_ss_base_color,
"roughness",		"roughness",
Roughness);		Roughness,
}		"ior",
		SubsurfaceIOR,
		"anisotropy",
		SubsurfaceAnisotropy);
}		}
else {		else {
BSDF = BaseColor * principled_diffuse(Normal, Roughness);		BSDF = BaseColor * principled_diffuse(Normal, Roughness);
}		}

if (Sheen > 1e-5) {		if (Sheen > 1e-5) {
color sheen_color = color(1.0, 1.0, 1.0) * (1.0 - SheenTint) + m_ctint * SheenTint;		color sheen_color = color(1.0, 1.0, 1.0) * (1.0 - SheenTint) + m_ctint * SheenTint;

▲ Show 20 Lines • Show All 75 Lines • Show Last 20 Lines