diff options
author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-01-30 17:05:19 +0300 |
---|---|---|
committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-23 20:57:58 +0300 |
commit | 0aec2dcd3ae0ed382ffe7b3311a4e30fc88398e4 (patch) | |
tree | a3ebe2b22f375e35f3aee068c8570280b1cc93a2 /source/blender/nodes | |
parent | acd619d7c9250282d68b917d6cae5c08301bb989 (diff) |
Cycles: add Principled Volume shader.
Similar to the Principled BSDF, this should make it easier to set up volume
materials. Smoke and fire can be rendererd with just a single principled
volume node, the appropriate attributes will be used when available. The node
also works for simpler homogeneous volumes like water or mist.
Differential Revision: https://developer.blender.org/D3033
Diffstat (limited to 'source/blender/nodes')
-rw-r--r-- | source/blender/nodes/CMakeLists.txt | 1 | ||||
-rw-r--r-- | source/blender/nodes/NOD_shader.h | 1 | ||||
-rw-r--r-- | source/blender/nodes/NOD_static_types.h | 1 | ||||
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_volume_principled.c | 85 | ||||
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_volume_scatter.c | 2 |
5 files changed, 89 insertions, 1 deletions
diff --git a/source/blender/nodes/CMakeLists.txt b/source/blender/nodes/CMakeLists.txt index 1acd1c4ea46..5247599bdf7 100644 --- a/source/blender/nodes/CMakeLists.txt +++ b/source/blender/nodes/CMakeLists.txt @@ -210,6 +210,7 @@ set(SRC shader/nodes/node_shader_tex_wave.c shader/nodes/node_shader_volume_scatter.c shader/nodes/node_shader_volume_absorption.c + shader/nodes/node_shader_volume_principled.c shader/nodes/node_shader_uvAlongStroke.c shader/nodes/node_shader_uvmap.c shader/node_shader_tree.c diff --git a/source/blender/nodes/NOD_shader.h b/source/blender/nodes/NOD_shader.h index 6ed71e02823..b00307ed7fb 100644 --- a/source/blender/nodes/NOD_shader.h +++ b/source/blender/nodes/NOD_shader.h @@ -114,6 +114,7 @@ void register_node_type_sh_emission(void); void register_node_type_sh_holdout(void); void register_node_type_sh_volume_absorption(void); void register_node_type_sh_volume_scatter(void); +void register_node_type_sh_volume_principled(void); void register_node_type_sh_bsdf_hair(void); void register_node_type_sh_subsurface_scattering(void); void register_node_type_sh_mix_shader(void); diff --git a/source/blender/nodes/NOD_static_types.h b/source/blender/nodes/NOD_static_types.h index 2db23c2122d..bc90e33ed03 100644 --- a/source/blender/nodes/NOD_static_types.h +++ b/source/blender/nodes/NOD_static_types.h @@ -92,6 +92,7 @@ DefNode( ShaderNode, SH_NODE_BSDF_HAIR, def_hair, "BS DefNode( ShaderNode, SH_NODE_SUBSURFACE_SCATTERING, def_sh_subsurface, "SUBSURFACE_SCATTERING",SubsurfaceScattering,"Subsurface Scattering","") DefNode( ShaderNode, SH_NODE_VOLUME_ABSORPTION, 0, "VOLUME_ABSORPTION", VolumeAbsorption, "Volume Absorption", "" ) DefNode( ShaderNode, SH_NODE_VOLUME_SCATTER, 0, "VOLUME_SCATTER", VolumeScatter, "Volume Scatter", "" ) +DefNode( ShaderNode, SH_NODE_VOLUME_PRINCIPLED, 0, "PRINCIPLED_VOLUME", VolumePrincipled, "Principled Volume", "" ) DefNode( ShaderNode, SH_NODE_EMISSION, 0, "EMISSION", Emission, "Emission", "" ) DefNode( ShaderNode, SH_NODE_NEW_GEOMETRY, 0, "NEW_GEOMETRY", NewGeometry, "Geometry", "" ) DefNode( ShaderNode, SH_NODE_LIGHT_PATH, 0, "LIGHT_PATH", LightPath, "Light Path", "" ) diff --git a/source/blender/nodes/shader/nodes/node_shader_volume_principled.c b/source/blender/nodes/shader/nodes/node_shader_volume_principled.c new file mode 100644 index 00000000000..f9a481e6c7e --- /dev/null +++ b/source/blender/nodes/shader/nodes/node_shader_volume_principled.c @@ -0,0 +1,85 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2005 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include "../node_shader_util.h" + +/* **************** OUTPUT ******************** */ + +static bNodeSocketTemplate sh_node_volume_principled_in[] = { + { SOCK_RGBA, 1, N_("Color"), 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, 1.0f}, + { SOCK_STRING, 1, N_("Color Attribute"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Density"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f}, + { SOCK_STRING, 1, N_("Density Attribute"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Anisotropy"), 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 1.0f, PROP_FACTOR}, + { SOCK_RGBA, 1, N_("Absorption Color"), 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Emission Strength"), 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1000.0f}, + { SOCK_RGBA, 1, N_("Emission Color"), 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Blackbody Intensity"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, + { SOCK_RGBA, 1, N_("Blackbody Tint"), 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Temperature"), 1000.0f, 0.0f, 0.0f, 0.0f, 0.0f, 6500.0f}, + { SOCK_STRING, 1, N_("Temperature Attribute"),0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +static bNodeSocketTemplate sh_node_volume_principled_out[] = { + { SOCK_SHADER, 0, N_("Volume")}, + { -1, 0, "" } +}; + +static void node_shader_init_volume_principled(bNodeTree *UNUSED(ntree), bNode *node) +{ + for (bNodeSocket *sock = node->inputs.first; sock; sock = sock->next) { + if (STREQ(sock->name, "Density Attribute")) { + strcpy(((bNodeSocketValueString *)sock->default_value)->value, "density"); + } + else if (STREQ(sock->name, "Temperature Attribute")) { + strcpy(((bNodeSocketValueString *)sock->default_value)->value, "temperature"); + } + } +} + +static int node_shader_gpu_volume_principled(GPUMaterial *UNUSED(mat), bNode *UNUSED(node), bNodeExecData *UNUSED(execdata), GPUNodeStack *UNUSED(in), GPUNodeStack *UNUSED(out)) +{ + return false; +} + +/* node type definition */ +void register_node_type_sh_volume_principled(void) +{ + static bNodeType ntype; + + sh_node_type_base(&ntype, SH_NODE_VOLUME_PRINCIPLED, "Principled Volume", NODE_CLASS_SHADER, 0); + node_type_compatibility(&ntype, NODE_NEW_SHADING); + node_type_socket_templates(&ntype, sh_node_volume_principled_in, sh_node_volume_principled_out); + node_type_size_preset(&ntype, NODE_SIZE_LARGE); + node_type_init(&ntype, node_shader_init_volume_principled); + node_type_storage(&ntype, "", NULL, NULL); + node_type_gpu(&ntype, node_shader_gpu_volume_principled); + + nodeRegisterType(&ntype); +} + diff --git a/source/blender/nodes/shader/nodes/node_shader_volume_scatter.c b/source/blender/nodes/shader/nodes/node_shader_volume_scatter.c index 0c5647b4ba8..ed56df257b7 100644 --- a/source/blender/nodes/shader/nodes/node_shader_volume_scatter.c +++ b/source/blender/nodes/shader/nodes/node_shader_volume_scatter.c @@ -32,7 +32,7 @@ static bNodeSocketTemplate sh_node_volume_scatter_in[] = { { SOCK_RGBA, 1, N_("Color"), 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f}, { SOCK_FLOAT, 1, N_("Density"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f}, - { SOCK_FLOAT, 1, N_("Anisotropy"),0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 1.0f}, + { SOCK_FLOAT, 1, N_("Anisotropy"),0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 1.0f, PROP_FACTOR}, { -1, 0, "" } }; |