armorpaint/paint/sources/nodes_material/normal_node.c

#include "../global.h"

char *normal_node_vector(ui_node_t *node, ui_node_socket_t *socket) {
	return parser_material_vec3(node->outputs->buffer[0]->default_value);
}

char *normal_node_value(ui_node_t *node, ui_node_socket_t *socket) {
	char *nor    = parser_material_parse_vector_input(node->inputs->buffer[0]);
	char *norout = parser_material_vec3(node->outputs->buffer[0]->default_value);
	return string("dot(%s, %s)", norout, nor);
}

void normal_node_init() {
	ui_node_t *normal_node_def =
	    GC_ALLOC_INIT(ui_node_t, {.id     = 0,
	                              .name   = _tr("Normal"),
	                              .type   = "NORMAL",
	                              .x      = 0,
	                              .y      = 0,
	                              .color  = 0xff522c99,
	                              .inputs = any_array_create_from_raw(
	                                  (void *[]){
	                                      GC_ALLOC_INIT(ui_node_socket_t, {.id            = 0,
	                                                                       .node_id       = 0,
	                                                                       .name          = _tr("Normal"),
	                                                                       .type          = "VECTOR",
	                                                                       .color         = 0xff6363c7,
	                                                                       .default_value = f32_array_create_xyz(0.0, 0.0, 0.0),
	                                                                       .min           = 0.0,
	                                                                       .max           = 1.0,
	                                                                       .precision     = 100,
	                                                                       .display       = 0}),
	                                  },
	                                  1),
	                              .outputs = any_array_create_from_raw(
	                                  (void *[]){
	                                      GC_ALLOC_INIT(ui_node_socket_t, {.id            = 0,
	                                                                       .node_id       = 0,
	                                                                       .name          = _tr("Normal"),
	                                                                       .type          = "VECTOR",
	                                                                       .color         = 0xff6363c7,
	                                                                       .default_value = f32_array_create_xyz(0.0, 0.0, 0.0),
	                                                                       .min           = 0.0,
	                                                                       .max           = 1.0,
	                                                                       .precision     = 100,
	                                                                       .display       = 0}),
	                                      GC_ALLOC_INIT(ui_node_socket_t, {.id            = 0,
	                                                                       .node_id       = 0,
	                                                                       .name          = _tr("Dot"),
	                                                                       .type          = "VALUE",
	                                                                       .color         = 0xffa1a1a1,
	                                                                       .default_value = f32_array_create_x(1.0),
	                                                                       .min           = 0.0,
	                                                                       .max           = 1.0,
	                                                                       .precision     = 100,
	                                                                       .display       = 0}),
	                                  },
	                                  2),
	                              .buttons = any_array_create_from_raw(
	                                  (void *[]){
	                                      GC_ALLOC_INIT(ui_node_button_t, {.name          = _tr("Vector"),
	                                                                       .type          = "VECTOR",
	                                                                       .output        = 0,
	                                                                       .default_value = f32_array_create_xyz(0.0, 0.0, 0.0),
	                                                                       .data          = NULL,
	                                                                       .min           = 0.0,
	                                                                       .max           = 1.0,
	                                                                       .precision     = 100,
	                                                                       .height        = 0}),
	                                  },
	                                  1),
	                              .width = 0,
	                              .flags = 0});

	any_array_push(nodes_material_utilities, normal_node_def);
	any_map_set(parser_material_node_vectors, "NORMAL", normal_node_vector);
	any_map_set(parser_material_node_values, "NORMAL", normal_node_value);
}