luboslenco
31 lines
1.4 KiB
C
31 lines
1.4 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_join(
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string_join(string_join(string_join(string_join(string_join(string_join(string_join("((", tmin), " - "), tmax), ") / ("), fmin), " - "), fmax), "))");
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char *out_val = string_join(
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string_join(
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string_join(string_join(string_join(string_join(string_join(string_join(string_join(string_join("(", a), " * "), val), " + "), tmin), " - "), a),
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" * "),
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fmin),
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")");
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if (use_clamp) {
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return string_join(string_join(string_join(string_join(string_join(string_join("(clamp(", 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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