diff options
Diffstat (limited to 'source/blender/nodes/shader/nodes/node_shader_mapping.c')
| -rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_mapping.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_mapping.c b/source/blender/nodes/shader/nodes/node_shader_mapping.c new file mode 100644 index 00000000000..21cea4853ad --- /dev/null +++ b/source/blender/nodes/shader/nodes/node_shader_mapping.c @@ -0,0 +1,104 @@ +/* + * $Id: SHD_mapping.c 36593 2011-05-10 11:19:26Z lukastoenne $ + * + * ***** 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 ***** + */ + +/** \file blender/nodes/shader/nodes/node_shader_mapping.c + * \ingroup shdnodes + */ + + +#include "node_shader_util.h" + +/* **************** MAPPING ******************** */ +static bNodeSocketTemplate sh_node_mapping_in[]= { + { SOCK_VECTOR, 1, "Vector", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_NONE}, + { -1, 0, "" } +}; + +static bNodeSocketTemplate sh_node_mapping_out[]= { + { SOCK_VECTOR, 0, "Vector"}, + { -1, 0, "" } +}; + +/* do the regular mapping options for blender textures */ +static void node_shader_exec_mapping(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out) +{ + TexMapping *texmap= node->storage; + float *vec= out[0]->vec; + + /* stack order input: vector */ + /* stack order output: vector */ + nodestack_get_vec(vec, SOCK_VECTOR, in[0]); + mul_m4_v3(texmap->mat, vec); + + if(texmap->flag & TEXMAP_CLIP_MIN) { + if(vec[0]<texmap->min[0]) vec[0]= texmap->min[0]; + if(vec[1]<texmap->min[1]) vec[1]= texmap->min[1]; + if(vec[2]<texmap->min[2]) vec[2]= texmap->min[2]; + } + if(texmap->flag & TEXMAP_CLIP_MAX) { + if(vec[0]>texmap->max[0]) vec[0]= texmap->max[0]; + if(vec[1]>texmap->max[1]) vec[1]= texmap->max[1]; + if(vec[2]>texmap->max[2]) vec[2]= texmap->max[2]; + } +} + + +static void node_shader_init_mapping(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) +{ + node->storage= add_mapping(); +} + +static int gpu_shader_mapping(GPUMaterial *mat, bNode *node, GPUNodeStack *in, GPUNodeStack *out) +{ + TexMapping *texmap= node->storage; + float domin= (texmap->flag & TEXMAP_CLIP_MIN) != 0; + float domax= (texmap->flag & TEXMAP_CLIP_MAX) != 0; + GPUNodeLink *tmat = GPU_uniform((float*)texmap->mat); + GPUNodeLink *tmin = GPU_uniform(texmap->min); + GPUNodeLink *tmax = GPU_uniform(texmap->max); + GPUNodeLink *tdomin = GPU_uniform(&domin); + GPUNodeLink *tdomax = GPU_uniform(&domax); + + return GPU_stack_link(mat, "mapping", in, out, tmat, tmin, tmax, tdomin, tdomax); +} + +void register_node_type_sh_mapping(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, SH_NODE_MAPPING, "Mapping", NODE_CLASS_OP_VECTOR, NODE_OPTIONS); + node_type_socket_templates(&ntype, sh_node_mapping_in, sh_node_mapping_out); + node_type_size(&ntype, 240, 160, 320); + node_type_init(&ntype, node_shader_init_mapping); + node_type_storage(&ntype, "TexMapping", node_free_standard_storage, node_copy_standard_storage); + node_type_exec(&ntype, node_shader_exec_mapping); + node_type_gpu(&ntype, gpu_shader_mapping); + + nodeRegisterType(lb, &ntype); +} |