diff options
Diffstat (limited to 'source/blender/nodes/shader/nodes/node_shader_displacement.c')
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_displacement.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_displacement.c b/source/blender/nodes/shader/nodes/node_shader_displacement.c new file mode 100644 index 00000000000..d5c191b3966 --- /dev/null +++ b/source/blender/nodes/shader/nodes/node_shader_displacement.c @@ -0,0 +1,65 @@ +/* + * ***** 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_displacement_in[] = { + { SOCK_FLOAT, 0, N_("Height"), 0.00f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f}, + { SOCK_FLOAT, 0, N_("Scale"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f}, + { SOCK_VECTOR, 1, N_("Normal"), 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_NONE, SOCK_HIDE_VALUE}, + { -1, 0, "" } +}; + +static bNodeSocketTemplate sh_node_displacement_out[] = { + { SOCK_VECTOR, 0, N_("Displacement"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +static int gpu_shader_displacement(GPUMaterial *mat, bNode *node, bNodeExecData *UNUSED(execdata), GPUNodeStack *in, GPUNodeStack *out) +{ + if (!in[2].link) { + GPU_link(mat, "direction_transform_m4v3", GPU_builtin(GPU_VIEW_NORMAL), GPU_builtin(GPU_INVERSE_VIEW_MATRIX), &in[2].link); + } + + return GPU_stack_link(mat, node, "node_displacement", in, out); +} + +/* node type definition */ +void register_node_type_sh_displacement(void) +{ + static bNodeType ntype; + + sh_node_type_base(&ntype, SH_NODE_DISPLACEMENT, "Displacement", NODE_CLASS_OP_VECTOR, 0); + node_type_compatibility(&ntype, NODE_NEW_SHADING); + node_type_socket_templates(&ntype, sh_node_displacement_in, sh_node_displacement_out); + node_type_storage(&ntype, "", NULL, NULL); + node_type_gpu(&ntype, gpu_shader_displacement); + + nodeRegisterType(&ntype); +} |