luboslenco
125 lines
3.2 KiB
TypeScript
125 lines
3.2 KiB
TypeScript
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function hue_saturation_value_node_init() {
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array_push(nodes_material_color, hue_saturation_value_node_def);
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map_set(parser_material_node_vectors, "HUE_SAT", hue_saturation_value_node_vector);
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}
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let str_hue_sat: string = "\
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fun hsv_to_rgb(c: float3): float3 { \
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var K: float4 = float4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0); \
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var p: float3 = abs3(frac3(c.xxx + K.xyz) * 6.0 - K.www); \
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return lerp3(K.xxx, clamp3(p - K.xxx, float3(0.0, 0.0, 0.0), float3(1.0, 1.0, 1.0)), c.y) * c.z; \
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} \
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fun rgb_to_hsv(c: float3): float3 { \
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var K: float4 = float4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0); \
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var p: float4 = lerp4(float4(c.bg, K.wz), float4(c.gb, K.xy), step(c.b, c.g)); \
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var q: float4 = lerp4(float4(p.xyw, c.r), float4(c.r, p.yzx), step(p.x, c.r)); \
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var d: float = q.x - min(q.w, q.y); \
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var e: float = 0.0000000001; \
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return float3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x); \
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} \
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fun hue_sat(col: float3, shift: float4): float3 { \
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var hsv: float3 = rgb_to_hsv(col); \
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hsv.x += shift.x; \
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hsv.y *= shift.y; \
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hsv.z *= shift.z; \
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return lerp3(hsv_to_rgb(hsv), col, shift.w); \
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} \
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";
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function hue_saturation_value_node_vector(node: ui_node_t, socket: ui_node_socket_t): string {
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node_shader_add_function(parser_material_kong, str_hue_sat);
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let hue: string = parser_material_parse_value_input(node.inputs[0]);
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let sat: string = parser_material_parse_value_input(node.inputs[1]);
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let val: string = parser_material_parse_value_input(node.inputs[2]);
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let fac: string = parser_material_parse_value_input(node.inputs[3]);
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let col: string = parser_material_parse_vector_input(node.inputs[4]);
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return "hue_sat(" + col + ", float4(" + hue + " - 0.5, " + sat + ", " + val + ", 1.0 - " + fac + "))";
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}
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let hue_saturation_value_node_def: ui_node_t = {
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id : 0,
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name : _tr("Hue/Saturation/Value"),
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type : "HUE_SAT",
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x : 0,
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y : 0,
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color : 0xff448c6d,
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inputs : [
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{
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id : 0,
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node_id : 0,
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name : _tr("Hue"),
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type : "VALUE",
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color : 0xffa1a1a1,
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default_value : f32_array_create_x(0.5),
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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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{
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id : 0,
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node_id : 0,
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name : _tr("Saturation"),
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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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{
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id : 0,
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node_id : 0,
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name : _tr("Value"),
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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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{
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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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{
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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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}
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],
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outputs : [ {
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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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} ],
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buttons : [],
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width : 0,
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flags : 0
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};
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