luboslenco
93 lines
2.2 KiB
Haxe
93 lines
2.2 KiB
Haxe
package arm.trait;
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import iron.system.Input;
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import arm.ui.UITrait;
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import arm.util.ViewportUtil;
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class OrbitCamera extends iron.Trait {
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public static var inst:OrbitCamera;
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public static var dist = 0.0;
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var redraws = 0;
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var first = true;
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public function new() {
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super();
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inst = this;
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var mouse = Input.getMouse();
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var kb = Input.getKeyboard();
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notifyOnUpdate(function() {
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if (Input.occupied ||
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!arm.App.uienabled ||
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arm.App.isDragging ||
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UITrait.inst.isScrolling ||
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UITrait.inst.cameraControls != 1 ||
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mouse.x < 0 ||
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mouse.x > iron.App.w()) return;
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var camera = iron.Scene.active.camera;
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if (first) {
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first = false;
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reset();
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}
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if (mouse.wheelDelta != 0) {
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redraws = 2;
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var f = mouse.wheelDelta * (-0.1);
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camera.transform.move(camera.look(), f);
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dist -= f;
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}
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if (mouse.down("middle") || (mouse.down("right") && kb.down("space"))) {
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redraws = 2;
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if (kb.down("control")) {
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var f = mouse.movementX / 75;
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camera.transform.move(camera.look(), f);
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dist -= f;
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}
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else {
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var look = camera.transform.look().normalize().mult(mouse.movementY / 150);
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var right = camera.transform.right().normalize().mult(-mouse.movementX / 150);
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camera.transform.loc.add(look);
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camera.transform.loc.add(right);
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camera.buildMatrix();
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}
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}
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if (mouse.down("right") || (mouse.down("left") && kb.down("control"))) {
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redraws = 2;
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camera.transform.move(camera.lookWorld(), dist);
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camera.transform.rotate(new iron.math.Vec4(0, 0, 1), -mouse.movementX / 100);
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// Rotate Y
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if (!kb.down("shift")) {
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camera.transform.rotate(camera.rightWorld(), -mouse.movementY / 100);
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if (camera.upWorld().z < 0) {
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camera.transform.rotate(camera.rightWorld(), mouse.movementY / 100);
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}
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}
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camera.transform.move(camera.lookWorld(), -dist);
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}
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if (redraws > 0) {
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redraws--;
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UITrait.inst.ddirty = 2;
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if (UITrait.inst.cameraType == 1) {
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ViewportUtil.updateCameraType(UITrait.inst.cameraType);
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}
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}
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});
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}
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public function reset() {
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var camera = iron.Scene.active.camera;
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dist = camera.transform.loc.length();
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}
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}
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