luboslenco
114 lines
6.6 KiB
C
114 lines
6.6 KiB
C
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#include "../global.h"
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char *parser_material_get_gradient(char *grad, char *co) {
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if (string_equals(grad, "LINEAR")) {
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return string_tmp("%s.x", co);
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}
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else if (string_equals(grad, "QUADRATIC")) {
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return "0.0";
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}
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else if (string_equals(grad, "EASING")) {
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return "0.0";
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}
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else if (string_equals(grad, "DIAGONAL")) {
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return string_tmp("(%s.x + %s.y) * 0.5", co, co);
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}
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else if (string_equals(grad, "RADIAL")) {
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return string_tmp("atan2(%s.x, %s.y) / (3.141592 * 2.0) + 0.5", co, co);
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}
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else if (string_equals(grad, "QUADRATIC_SPHERE")) {
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return "0.0";
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}
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else { // "SPHERICAL"
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return string_tmp("max(1.0 - sqrt(%s.x * %s.x + %s.y * %s.y + %s.z * %s.z), 0.0)", co, co, co, co, co, co);
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}
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}
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char *gradient_texture_node_vector(ui_node_t *node, ui_node_socket_t *socket) {
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char *co = parser_material_get_coord(node);
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ui_node_button_t *but = node->buttons->buffer[0]; // gradient_type;
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char *grad = to_upper_case(u8_array_string_at(but->data, but->default_value->buffer[0]));
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grad = string_copy(string_replace_all(grad, " ", "_"));
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char *f = parser_material_get_gradient(grad, co);
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return parser_material_to_vec3(string_tmp("clamp(%s, 0.0, 1.0)", f));
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}
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char *gradient_texture_node_value(ui_node_t *node, ui_node_socket_t *socket) {
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char *co = parser_material_get_coord(node);
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ui_node_button_t *but = node->buttons->buffer[0]; // gradient_type;
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char *grad = to_upper_case(u8_array_string_at(but->data, but->default_value->buffer[0]));
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grad = string_copy(string_replace_all(grad, " ", "_"));
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char *f = parser_material_get_gradient(grad, co);
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return string_tmp("(clamp(%s, 0.0, 1.0))", f);
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}
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void gradient_texture_node_init() {
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char *gradient_type_data = string_tmp("%s\n%s\n%s\n%s", _tr("Linear"), _tr("Diagonal"), _tr("Radial"), _tr("Spherical"));
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ui_node_t *gradient_texture_node_def =
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ALLOC_INIT(ui_node_t, {.id = 0,
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.name = _tr("Gradient Texture"),
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.type = "TEX_GRADIENT",
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.x = 0,
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.y = 0,
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.color = 0xff4982a0,
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.inputs = any_array_create_from_raw(
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(void *[]){
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ALLOC_INIT(ui_node_socket_t, {.id = 0,
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.node_id = 0,
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.name = _tr("Vector"),
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.type = "VECTOR",
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.color = 0xff6363c7,
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.default_value = f32_array_create_xyz(0.0, 0.0, 0.0),
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.min = 0.0,
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.max = 1.0,
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.precision = 100,
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.display = 0}),
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},
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1),
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.outputs = any_array_create_from_raw(
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(void *[]){
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ALLOC_INIT(ui_node_socket_t, {.id = 0,
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.node_id = 0,
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.name = _tr("Color"),
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.type = "RGBA",
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.color = 0xffc7c729,
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.default_value = f32_array_create_xyzw(0.8, 0.8, 0.8, 1.0),
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.min = 0.0,
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.max = 1.0,
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.precision = 100,
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.display = 0}),
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ALLOC_INIT(ui_node_socket_t, {.id = 0,
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.node_id = 0,
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.name = _tr("Factor"),
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.type = "VALUE",
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.color = 0xffa1a1a1,
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.default_value = f32_array_create_x(1.0),
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.min = 0.0,
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.max = 1.0,
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.precision = 100,
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.display = 0}),
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},
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2),
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.buttons = any_array_create_from_raw(
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(void *[]){
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ALLOC_INIT(ui_node_button_t, {.name = _tr("gradient_type"),
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.type = "ENUM",
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.output = 0,
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.default_value = f32_array_create_x(0),
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.data = u8_array_create_from_string(gradient_type_data),
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.min = 0.0,
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.max = 1.0,
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.precision = 100,
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.height = 0}),
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},
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1),
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.width = 0,
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.flags = 0});
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any_array_push(nodes_material_texture, gradient_texture_node_def);
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any_map_set(parser_material_node_vectors, "TEX_GRADIENT", gradient_texture_node_vector);
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any_map_set(parser_material_node_values, "TEX_GRADIENT", gradient_texture_node_value);
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}
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