luboslenco
170 lines
7.6 KiB
C
170 lines
7.6 KiB
C
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#include "../global.h"
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void math2_node_init() {
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any_array_push(nodes_material_utilities, math2_node_def);
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any_map_set(parser_material_node_values, "MATH", math2_node_value);
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}
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char *math2_node_value(ui_node_t *node, ui_node_socket_t *socket) {
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char *val1 = parser_material_parse_value_input(node->inputs->buffer[0], false);
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char *val2 = parser_material_parse_value_input(node->inputs->buffer[1], false);
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ui_node_button_t *but = node->buttons->buffer[0]; // operation
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char *op = to_upper_case(u8_array_string_at(but->data, but->default_value->buffer[0]));
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op = string_copy(string_replace_all(op, " ", "_"));
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bool use_clamp = node->buttons->buffer[1]->default_value->buffer[0] > 0;
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char *out_val = "";
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if (string_equals(op, "ADD")) {
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out_val = string_join(string_join(string_join(string_join("(", val1), " + "), val2), ")");
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}
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else if (string_equals(op, "SUBTRACT")) {
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out_val = string_join(string_join(string_join(string_join("(", val1), " - "), val2), ")");
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}
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else if (string_equals(op, "MULTIPLY")) {
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out_val = string_join(string_join(string_join(string_join("(", val1), " * "), val2), ")");
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}
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else if (string_equals(op, "DIVIDE")) {
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char *store = string_join(parser_material_store_var_name(node), "_divide");
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parser_material_write(parser_material_kong, string_join(string_join(string_join(string_join("var ", store), ": float = "), val2), ";"));
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parser_material_write(parser_material_kong,
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string_join(string_join(string_join(string_join(string_join(string_join("if (", store), " == 0.0) { "), store), " = "),
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f32_to_string(parser_material_eps)),
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"; }"));
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out_val = string_join(string_join(string_join(string_join("(", val1), " / "), store), ")");
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}
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else if (string_equals(op, "POWER")) {
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out_val = string_join(string_join(string_join(string_join("pow(", val1), ", "), val2), ")");
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}
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else if (string_equals(op, "LOGARITHM")) {
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out_val = string_join(string_join("log(", val1), ")");
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}
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else if (string_equals(op, "SQUARE_ROOT")) {
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out_val = string_join(string_join("sqrt(", val1), ")");
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}
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else if (string_equals(op, "INVERSE_SQUARE_ROOT")) {
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out_val = string_join(string_join("rsqrt(", val1), ")");
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}
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else if (string_equals(op, "EXPONENT")) {
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out_val = string_join(string_join("exp(", val1), ")");
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}
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else if (string_equals(op, "ABSOLUTE")) {
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out_val = string_join(string_join("abs(", val1), ")");
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}
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else if (string_equals(op, "MINIMUM")) {
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out_val = string_join(string_join(string_join(string_join("min(", val1), ", "), val2), ")");
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}
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else if (string_equals(op, "MAXIMUM")) {
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out_val = string_join(string_join(string_join(string_join("max(", val1), ", "), val2), ")");
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}
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else if (string_equals(op, "LESS_THAN")) {
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// out_val = "float(" + val1 + " < " + val2 + ")";
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char *store = string_join(parser_material_store_var_name(node), "_lessthan");
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parser_material_write(parser_material_kong, string_join(string_join("var ", store), ": float = 0.0;"));
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parser_material_write(parser_material_kong,
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string_join(string_join(string_join(string_join(string_join(string_join("if (", val1), " < "), val2), ") { "), store),
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" = 1.0; }"));
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out_val = string_copy(store);
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}
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else if (string_equals(op, "GREATER_THAN")) {
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// out_val = "float(" + val1 + " > " + val2 + ")";
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char *store = string_join(parser_material_store_var_name(node), "_greaterthan");
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parser_material_write(parser_material_kong, string_join(string_join("var ", store), ": float = 0.0;"));
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parser_material_write(parser_material_kong,
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string_join(string_join(string_join(string_join(string_join(string_join("if (", val1), " > "), val2), ") { "), store),
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" = 1.0; }"));
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out_val = string_copy(store);
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}
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else if (string_equals(op, "SIGN")) {
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out_val = string_join(string_join("sign(", val1), ")");
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}
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else if (string_equals(op, "ROUND")) {
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out_val = string_join(string_join("floor(", val1), " + 0.5)");
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}
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else if (string_equals(op, "FLOOR")) {
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out_val = string_join(string_join("floor(", val1), ")");
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}
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else if (string_equals(op, "CEIL")) {
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out_val = string_join(string_join("ceil(", val1), ")");
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}
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else if (string_equals(op, "SNAP")) {
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out_val = string_join(string_join(string_join(string_join(string_join(string_join("(floor(", val1), " / "), val2), ") * "), val2), ")");
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}
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else if (string_equals(op, "TRUNCATE")) {
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out_val = string_join(string_join("trunc(", val1), ")");
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}
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else if (string_equals(op, "FRACTION")) {
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out_val = string_join(string_join("frac(", val1), ")");
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}
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else if (string_equals(op, "MODULO")) {
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out_val = string_join(string_join(string_join(string_join("(", val1), " % "), val2), ")");
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}
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else if (string_equals(op, "PING-PONG")) {
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char *store = string_join(parser_material_store_var_name(node), "_pingpong");
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parser_material_write(parser_material_kong, string_join(string_join("var ", store), ": float = 0.0;"));
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parser_material_write(
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parser_material_kong,
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string_join(
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string_join(
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string_join(
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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(string_join("if (", val2),
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" != 0.0) { "),
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store),
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" = abs(frac(("),
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val1),
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" - "),
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val2),
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") / ("),
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val2),
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" * 2.0)) * "),
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val2),
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" * 2.0 - "),
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val2),
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"); }"));
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out_val = string_copy(store);
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}
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else if (string_equals(op, "SINE")) {
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out_val = string_join(string_join("sin(", val1), ")");
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}
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else if (string_equals(op, "COSINE")) {
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out_val = string_join(string_join("cos(", val1), ")");
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}
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else if (string_equals(op, "TANGENT")) {
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out_val = string_join(string_join("tan(", val1), ")");
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}
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else if (string_equals(op, "ARCSINE")) {
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out_val = string_join(string_join("asin(", val1), ")");
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}
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else if (string_equals(op, "ARCCOSINE")) {
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out_val = string_join(string_join("acos(", val1), ")");
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}
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else if (string_equals(op, "ARCTANGENT")) {
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out_val = string_join(string_join("atan(", val1), ")");
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}
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else if (string_equals(op, "ARCTAN2")) {
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out_val = string_join(string_join(string_join(string_join("atan2(", val1), ", "), val2), ")");
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}
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else if (string_equals(op, "HYPERBOLIC_SINE")) {
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out_val = string_join(string_join("sinh(", val1), ")");
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}
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else if (string_equals(op, "HYPERBOLIC_COSINE")) {
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out_val = string_join(string_join("cosh(", val1), ")");
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}
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else if (string_equals(op, "HYPERBOLIC_TANGENT")) {
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out_val = string_join(string_join("tanh(", val1), ")");
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}
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else if (string_equals(op, "TO_RADIANS")) {
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out_val = string_join(string_join("radians(", val1), ")");
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}
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else if (string_equals(op, "TO_DEGREES")) {
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out_val = string_join(string_join("degrees(", val1), ")");
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}
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if (use_clamp) {
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return string_join(string_join("clamp(", out_val), ", 0.0, 1.0)");
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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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