luboslenco
25 lines
1.0 KiB
C
25 lines
1.0 KiB
C
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#include "../global.h"
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void map_range_node_init() {
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any_array_push(nodes_material_utilities, map_range_node_def);
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any_map_set(parser_material_node_values, "MAPRANGE", map_range_node_value);
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}
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char *map_range_node_value(ui_node_t *node, ui_node_socket_t *socket) {
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char *val = parser_material_parse_value_input(node->inputs->buffer[0], false);
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char *fmin = parser_material_parse_value_input(node->inputs->buffer[1], false);
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char *fmax = parser_material_parse_value_input(node->inputs->buffer[2], false);
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char *tmin = parser_material_parse_value_input(node->inputs->buffer[3], false);
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char *tmax = parser_material_parse_value_input(node->inputs->buffer[4], false);
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bool use_clamp = node->buttons->buffer[0]->default_value->buffer[0] > 0;
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char *a = string("((%s - %s) / (%s - %s))", tmin, tmax, fmin, fmax);
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char *out_val = string("(%s * %s + %s - %s * %s)", a, val, tmin, a, fmin);
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if (use_clamp) {
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return string("(clamp(%s, %s, %s))", out_val, tmin, tmax);
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}
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else {
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return out_val;
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}
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}
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