Page MenuHome
Differential D13498 Diff 45751 source/blender/nodes/shader/nodes/node_shader_subsurface_scattering.c

Changeset View

Standalone View

View Options

source/blender/nodes/shader/nodes/node_shader_subsurface_scattering.c

  • This file was moved from source/blender/nodes/shader/nodes/node_shader_subsurface_scattering.cc.
Show All 11 Lines
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, * along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* *
* The Original Code is Copyright (C) 2005 Blender Foundation. * The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved. * All rights reserved.
*/ */
#include "node_shader_util.hh" #include "../node_shader_util.h"
/* **************** OUTPUT ******************** */ /* **************** OUTPUT ******************** */
namespace blender::nodes::node_shader_subsurface_scattering_cc { static bNodeSocketTemplate sh_node_subsurface_scattering_in[] = {
{SOCK_RGBA, N_("Color"), 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
static void node_declare(NodeDeclarationBuilder &b) {SOCK_FLOAT, N_("Scale"), 1.0, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f},
{ {SOCK_VECTOR, N_("Radius"), 1.0f, 0.2f, 0.1f, 0.0f, 0.0f, 100.0f, PROP_NONE, SOCK_COMPACT},
b.add_input<decl::Color>(N_("Color")).default_value({0.8f, 0.8f, 0.8f, 1.0f}); {SOCK_FLOAT, N_("IOR"), 1.4f, 0.0f, 0.0f, 0.0f, 1.01f, 3.8f, PROP_FACTOR},
b.add_input<decl::Float>(N_("Scale")).default_value(1.0f).min(0.0f).max(1000.0f); {SOCK_FLOAT, N_("Anisotropy"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR},
b.add_input<decl::Vector>(N_("Radius")) {SOCK_VECTOR, N_("Normal"), 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE},
.default_value({1.0f, 0.2f, 0.1f}) {-1, ""},
.min(0.0f) };
.max(100.0f)
.compact(); static bNodeSocketTemplate sh_node_subsurface_scattering_out[] = {
b.add_input<decl::Float>(N_("IOR")).default_value(1.4f).min(0.0f).max(3.8f).subtype(PROP_FACTOR); {SOCK_SHADER, N_("BSSRDF")},
b.add_input<decl::Float>(N_("Anisotropy")).min(0.0f).max(1.0f).subtype(PROP_FACTOR); {-1, ""},
b.add_input<decl::Vector>(N_("Normal")).min(-1.0f).max(1.0f).hide_value(); };
b.add_output<decl::Shader>(N_("BSSRDF"));
}
static void node_shader_init_subsurface_scattering(bNodeTree *UNUSED(ntree), bNode *node) static void node_shader_init_subsurface_scattering(bNodeTree *UNUSED(ntree), bNode *node)
{ {
node->custom1 = SHD_SUBSURFACE_RANDOM_WALK; node->custom1 = SHD_SUBSURFACE_RANDOM_WALK;
node->custom2 = true; node->custom2 = true;
} }
static int node_shader_gpu_subsurface_scattering(GPUMaterial *mat, static int node_shader_gpu_subsurface_scattering(GPUMaterial *mat,
bNode *node, bNode *node,
bNodeExecData *UNUSED(execdata), bNodeExecData *UNUSED(execdata),
GPUNodeStack *in, GPUNodeStack *in,
GPUNodeStack *out) GPUNodeStack *out)
{ {
if (!in[5].link) { if (!in[5].link) {
GPU_link(mat, "world_normals_get", &in[5].link); GPU_link(mat, "world_normals_get", &in[5].link);
} }
if (node->sss_id > 0) { if (node->sss_id > 0) {
bNodeSocket *socket = (bNodeSocket *)BLI_findlink(&node->original->inputs, 2); bNodeSocket *socket = BLI_findlink(&node->original->inputs, 2);
bNodeSocketValueRGBA *socket_data = (bNodeSocketValueRGBA *)socket->default_value; bNodeSocketValueRGBA *socket_data = socket->default_value;
/* For some reason it seems that the socket value is in ARGB format. */ /* For some reason it seems that the socket value is in ARGB format. */
GPU_material_sss_profile_create(mat, &socket_data->value[1]); GPU_material_sss_profile_create(mat, &socket_data->value[1]);
/* sss_id is 0 only the node is not connected to any output. /* sss_id is 0 only the node is not connected to any output.
* In this case flagging the material would trigger a bug (see T68736). */ * In this case flagging the material would trigger a bug (see T68736). */
GPU_material_flag_set(mat, (eGPUMatFlag)(GPU_MATFLAG_DIFFUSE | GPU_MATFLAG_SSS)); GPU_material_flag_set(mat, GPU_MATFLAG_DIFFUSE | GPU_MATFLAG_SSS);
} }
return GPU_stack_link( return GPU_stack_link(
mat, node, "node_subsurface_scattering", in, out, GPU_constant(&node->sss_id)); mat, node, "node_subsurface_scattering", in, out, GPU_constant(&node->sss_id));
} }
static void node_shader_update_subsurface_scattering(bNodeTree *ntree, bNode *node) static void node_shader_update_subsurface_scattering(bNodeTree *ntree, bNode *node)
{ {
const int sss_method = node->custom1; const int sss_method = node->custom1;
LISTBASE_FOREACH (bNodeSocket *, sock, &node->inputs) { for (bNodeSocket *sock = node->inputs.first; sock; sock = sock->next) {
if (STR_ELEM(sock->name, "IOR", "Anisotropy")) { if (STR_ELEM(sock->name, "IOR", "Anisotropy")) {
nodeSetSocketAvailability(ntree, sock, sss_method != SHD_SUBSURFACE_BURLEY); nodeSetSocketAvailability(ntree, sock, sss_method != SHD_SUBSURFACE_BURLEY);
} }
} }
} }
} // namespace blender::nodes::node_shader_subsurface_scattering_cc
/* node type definition */ /* node type definition */
void register_node_type_sh_subsurface_scattering() void register_node_type_sh_subsurface_scattering(void)
{ {
namespace file_ns = blender::nodes::node_shader_subsurface_scattering_cc;
static bNodeType ntype; static bNodeType ntype;
sh_node_type_base( sh_node_type_base(
&ntype, SH_NODE_SUBSURFACE_SCATTERING, "Subsurface Scattering", NODE_CLASS_SHADER, 0); &ntype, SH_NODE_SUBSURFACE_SCATTERING, "Subsurface Scattering", NODE_CLASS_SHADER, 0);
ntype.declare = file_ns::node_declare; node_type_socket_templates(
&ntype, sh_node_subsurface_scattering_in, sh_node_subsurface_scattering_out);
node_type_size_preset(&ntype, NODE_SIZE_MIDDLE); node_type_size_preset(&ntype, NODE_SIZE_MIDDLE);
node_type_init(&ntype, file_ns::node_shader_init_subsurface_scattering); node_type_init(&ntype, node_shader_init_subsurface_scattering);
node_type_storage(&ntype, "", nullptr, nullptr); node_type_storage(&ntype, "", NULL, NULL);
node_type_gpu(&ntype, file_ns::node_shader_gpu_subsurface_scattering); node_type_gpu(&ntype, node_shader_gpu_subsurface_scattering);
node_type_update(&ntype, file_ns::node_shader_update_subsurface_scattering); node_type_update(&ntype, node_shader_update_subsurface_scattering);
nodeRegisterType(&ntype); nodeRegisterType(&ntype);
} }