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author | OmarSquircleArt <omar.squircleart@gmail.com> | 2019-08-13 17:29:32 +0300 |
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committer | OmarSquircleArt <omar.squircleart@gmail.com> | 2019-08-13 17:38:56 +0300 |
commit | 71641ab56d0f0cb52c301b83ff499699029fa032 (patch) | |
tree | 18029c373c2ec777e8c151e888bc708aa2537988 /source/blender/nodes/shader | |
parent | aef08fda3ade2d0223b77d4c9c0dd5e9fcabe7b2 (diff) |
Shading: Add Map Range node to Cycles and EEVEE.
This patch adds a new Map Range node that linearly remaps an input
value from a range to another. This node is similar to the compositor's
Map Range node.
Reviewers: brecht, JacquesLucke
Differential Revision: https://developer.blender.org/D5471
Diffstat (limited to 'source/blender/nodes/shader')
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_map_range.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_map_range.c b/source/blender/nodes/shader/nodes/node_shader_map_range.c new file mode 100644 index 00000000000..8bb1b9324e3 --- /dev/null +++ b/source/blender/nodes/shader/nodes/node_shader_map_range.c @@ -0,0 +1,58 @@ +/* + * 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. + */ + +/** \file + * \ingroup shdnodes + */ + +#include "node_shader_util.h" + +/* **************** Map Range ******************** */ +static bNodeSocketTemplate sh_node_map_range_in[] = { + {SOCK_FLOAT, 1, N_("Value"), 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f, PROP_NONE}, + {SOCK_FLOAT, 1, N_("From Min"), 0.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE}, + {SOCK_FLOAT, 1, N_("From Max"), 1.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE}, + {SOCK_FLOAT, 1, N_("To Min"), 0.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE}, + {SOCK_FLOAT, 1, N_("To Max"), 1.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE}, + {-1, 0, ""}, +}; +static bNodeSocketTemplate sh_node_map_range_out[] = { + {SOCK_FLOAT, 0, N_("Result")}, + {-1, 0, ""}, +}; + +static int gpu_shader_map_range(GPUMaterial *mat, + bNode *node, + bNodeExecData *UNUSED(execdata), + GPUNodeStack *in, + GPUNodeStack *out) +{ + return GPU_stack_link(mat, node, "map_range", in, out); +} + +void register_node_type_sh_map_range(void) +{ + static bNodeType ntype; + + sh_node_type_base(&ntype, SH_NODE_MAP_RANGE, "Map Range", NODE_CLASS_CONVERTOR, 0); + node_type_socket_templates(&ntype, sh_node_map_range_in, sh_node_map_range_out); + node_type_gpu(&ntype, gpu_shader_map_range); + + nodeRegisterType(&ntype); +} |