diff options
Diffstat (limited to 'source/blender/nodes/shader/nodes/node_shader_curves.c')
| -rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_curves.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_curves.c b/source/blender/nodes/shader/nodes/node_shader_curves.c new file mode 100644 index 00000000000..ded867ec441 --- /dev/null +++ b/source/blender/nodes/shader/nodes/node_shader_curves.c @@ -0,0 +1,142 @@ +/* + * $Id: SHD_curves.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_curves.c + * \ingroup shdnodes + */ + + +#include "node_shader_util.h" + + +/* **************** CURVE VEC ******************** */ +static bNodeSocketTemplate sh_node_curve_vec_in[]= { + { SOCK_FLOAT, 0, "Fac", 1.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f, PROP_FACTOR}, + { SOCK_VECTOR, 1, "Vector", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_NONE}, + { -1, 0, "" } +}; + +static bNodeSocketTemplate sh_node_curve_vec_out[]= { + { SOCK_VECTOR, 0, "Vector"}, + { -1, 0, "" } +}; + +static void node_shader_exec_curve_vec(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out) +{ + float vec[3]; + + /* stack order input: vec */ + /* stack order output: vec */ + nodestack_get_vec(vec, SOCK_VECTOR, in[1]); + curvemapping_evaluate3F(node->storage, out[0]->vec, vec); +} + +static void node_shader_init_curve_vec(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) +{ + node->storage= curvemapping_add(3, -1.0f, -1.0f, 1.0f, 1.0f); +} + +static int gpu_shader_curve_vec(GPUMaterial *mat, bNode *node, GPUNodeStack *in, GPUNodeStack *out) +{ + float *array; + int size; + + curvemapping_table_RGBA(node->storage, &array, &size); + return GPU_stack_link(mat, "curves_vec", in, out, GPU_texture(size, array)); +} + +void register_node_type_sh_curve_vec(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, SH_NODE_CURVE_VEC, "Vector Curves", NODE_CLASS_OP_VECTOR, NODE_OPTIONS); + node_type_socket_templates(&ntype, sh_node_curve_vec_in, sh_node_curve_vec_out); + node_type_size(&ntype, 200, 140, 320); + node_type_init(&ntype, node_shader_init_curve_vec); + node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves); + node_type_exec(&ntype, node_shader_exec_curve_vec); + node_type_gpu(&ntype, gpu_shader_curve_vec); + + nodeRegisterType(lb, &ntype); +} + + +/* **************** CURVE RGB ******************** */ +static bNodeSocketTemplate sh_node_curve_rgb_in[]= { + { SOCK_FLOAT, 1, "Fac", 1.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f, PROP_FACTOR}, + { SOCK_RGBA, 1, "Color", 0.0f, 0.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +static bNodeSocketTemplate sh_node_curve_rgb_out[]= { + { SOCK_RGBA, 0, "Color"}, + { -1, 0, "" } +}; + +static void node_shader_exec_curve_rgb(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out) +{ + float vec[3]; + + /* stack order input: vec */ + /* stack order output: vec */ + nodestack_get_vec(vec, SOCK_VECTOR, in[1]); + curvemapping_evaluateRGBF(node->storage, out[0]->vec, vec); + if(in[0]->vec[0] != 1.0f) { + interp_v3_v3v3(out[0]->vec, vec, out[0]->vec, *in[0]->vec); + } +} + +static void node_shader_init_curve_rgb(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) +{ + node->storage= curvemapping_add(4, 0.0f, 0.0f, 1.0f, 1.0f); +} + +static int gpu_shader_curve_rgb(GPUMaterial *mat, bNode *node, GPUNodeStack *in, GPUNodeStack *out) +{ + float *array; + int size; + curvemapping_table_RGBA(node->storage, &array, &size); + return GPU_stack_link(mat, "curves_rgb", in, out, GPU_texture(size, array)); +} + +void register_node_type_sh_curve_rgb(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, SH_NODE_CURVE_RGB, "RGB Curves", NODE_CLASS_OP_COLOR, NODE_OPTIONS); + node_type_socket_templates(&ntype, sh_node_curve_rgb_in, sh_node_curve_rgb_out); + node_type_size(&ntype, 200, 140, 320); + node_type_init(&ntype, node_shader_init_curve_rgb); + node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves); + node_type_exec(&ntype, node_shader_exec_curve_rgb); + node_type_gpu(&ntype, gpu_shader_curve_rgb); + + nodeRegisterType(lb, &ntype); +} + |