mirror of https://github.com/buggins/dlangui.git
473 lines
17 KiB
D
473 lines
17 KiB
D
module minermain;
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import dlangui;
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import dlangui.graphics.scene.scene3d;
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import dlangui.graphics.scene.camera;
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import dlangui.graphics.scene.mesh;
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import dlangui.graphics.scene.material;
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import dlangui.graphics.scene.effect;
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import dlangui.graphics.scene.model;
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import dlangui.graphics.scene.node;
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import dlangui.graphics.scene.light;
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import dlangui.graphics.glsupport;
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import dlangui.graphics.gldrawbuf;
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import dlangui.graphics.scene.effect;
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version (Android) {
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//enum SUPPORT_LEGACY_OPENGL = false;
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public import EGL.eglplatform : EGLint;
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public import EGL.egl;
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//public import GLES2.gl2;
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public import GLES3.gl3;
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} else {
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//enum SUPPORT_LEGACY_OPENGL = true;
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import derelict.opengl3.gl3;
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import derelict.opengl3.gl;
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}
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import dminer.core.minetypes;
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import dminer.core.blocks;
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import dminer.core.world;
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import dminer.core.generators;
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import dminer.core.chunk;
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mixin APP_ENTRY_POINT;
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/// entry point for dlangui based application
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extern (C) int UIAppMain(string[] args) {
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// embed resources listed in views/resources.list into executable
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embeddedResourceList.addResources(embedResourcesFromList!("resources.list")());
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//embeddedResourceList.dumpEmbeddedResources();
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// create window
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Window window = Platform.instance.createWindow("DlangUI Voxel RPG", null, WindowFlag.Resizable, 600, 500);
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window.mainWidget = new UiWidget();
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//MeshPart part = new MeshPart();
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// show window
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window.show();
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// run message loop
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return Platform.instance.enterMessageLoop();
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}
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class UiWidget : VerticalLayout, CellVisitor {
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this() {
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super("OpenGLView");
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layoutWidth = FILL_PARENT;
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layoutHeight = FILL_PARENT;
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alignment = Align.Center;
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try {
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parseML(q{
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{
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margins: 0
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padding: 0
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//backgroundImageId: "tx_fabric.tiled"
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backgroundColor: 0x000000;
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layoutWidth: fill
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layoutHeight: fill
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VerticalLayout {
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id: glView
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margins: 0
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padding: 0
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layoutWidth: fill
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layoutHeight: fill
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TextWidget { text: "MinerD example"; textColor: "red"; fontSize: 150%; fontWeight: 800; fontFace: "Arial" }
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VSpacer { layoutWeight: 30 }
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TextWidget { id: lblPosition; text: ""; backgroundColor: 0x80202020; textColor: 0xFFE0E0 }
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}
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}
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}, "", this);
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} catch (Exception e) {
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Log.e("Failed to parse dml", e);
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}
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// assign OpenGL drawable to child widget background
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childById("glView").backgroundDrawable = DrawableRef(new OpenGLDrawable(&doDraw));
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_scene = new Scene3d();
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_cam = new Camera();
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_cam.translate(vec3(0, 14, -7));
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_scene.activeCamera = _cam;
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dirLightNode = new Node3d();
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dirLightNode.rotateY(-15);
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dirLightNode.translateX(2);
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dirLightNode.translateY(3);
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dirLightNode.translateZ(0);
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dirLightNode.light = Light.createPoint(vec3(1.0, 1.0, 1.0), 35); //Light.createDirectional(vec3(1, 0.5, 0.5));
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//dirLightNode.light = Light.createDirectional(vec3(1, 0.5, 0.5));
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dirLightNode.light.enabled = true;
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_scene.addChild(dirLightNode);
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int x0 = 0;
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int y0 = 0;
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int z0 = 0;
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_minerMesh = new Mesh(VertexFormat(VertexElementType.POSITION, VertexElementType.NORMAL, VertexElementType.COLOR, VertexElementType.TEXCOORD0));
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_world = new World();
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initWorldTerrain(_world);
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int cy0 = 3;
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for (int y = CHUNK_DY - 1; y > 0; y--)
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if (!_world.canPass(Vector3d(0, y, 0))) {
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cy0 = y;
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break;
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}
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_world.camPosition = Position(Vector3d(0, cy0, 0), Vector3d(0, 0, 1));
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_world.setCell(5, cy0 + 5, 7, BlockId.face_test);
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_world.setCell(-5, cy0 + 5, 7, BlockId.face_test);
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_world.setCell(5, cy0 + 5, -7, BlockId.face_test);
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_world.setCell(3, cy0 + 5, 13, BlockId.face_test);
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//_world.makeCastleWall(Vector3d(25, cy0 - 5, 12), Vector3d(1, 0, 0), 12, 30, 4, BlockId.brick);
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_world.makeCastle(Vector3d(0, cy0, 60), 30, 12);
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//_world.setCellRange(Vector3d(3, 11, 5), Vector3d(1, 100, 1), 1);
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//_world.setCellRange(Vector3d(13, 11, -5), Vector3d(1, 100, 1), 3);
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//_world.setCellRange(Vector3d(-6, 11, 10), Vector3d(1, 100, 1), 4);
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//_world.setCellRange(Vector3d(-8, 11, 15), Vector3d(1, 100, 1), 5);
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//_world.setCellRange(Vector3d(12, 11, -7), Vector3d(1, 100, 1), 6);
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//_world.setCellRange(Vector3d(5, 11, 9), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(9, 11, 5), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(-5, 11, 9), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(9, 11, -5), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(5, 11, -9), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(-9, 11, 5), Vector3d(1, 100, 1), 7);
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//_world.setCellRange(Vector3d(7, 11, 3), Vector3d(1, 100, 1), 8);
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//_world.setCellRange(Vector3d(-7, 11, 3), Vector3d(1, 100, 1), 8);
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//_world.setCellRange(Vector3d(7, 11, -3), Vector3d(1, 100, 1), 8);
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//_world.setCellRange(Vector3d(-7, 11, 3), Vector3d(1, 100, 1), 8);
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updateCamPosition(false);
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updateMinerMesh();
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Material minerMaterial = new Material(EffectId("textured.vert", "textured.frag", null), "blocks");
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minerMaterial.ambientColor = vec3(0.1,0.1,0.1);
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minerMaterial.textureLinear = false;
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//minerMaterial.specular = 10;
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Model minerDrawable = new Model(minerMaterial, _minerMesh);
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Node3d minerNode = new Node3d("miner", minerDrawable);
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_scene.addChild(minerNode);
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focusable = true;
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}
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/// process key event, return true if event is processed.
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override bool onMouseEvent(MouseEvent event) {
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if (event.action == MouseAction.ButtonDown) {
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if (event.button == MouseButton.Left) {
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int x = event.x;
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int y = event.y;
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int xindex = 0;
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if (x > width * 2 / 3)
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xindex = 2;
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else if (x > width * 1 / 3)
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xindex = 1;
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int yindex = 0;
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if (y > height * 2 / 3)
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yindex = 2;
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else if (y > height * 1 / 3)
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yindex = 1;
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int index = yindex * 3 + xindex;
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/*
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index:
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0 1 2
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3 4 5
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6 7 8
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*/
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switch(index) {
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default:
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case 1:
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case 4:
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//_world.camPosition.forward(1);
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//updateCamPosition();
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startMoveAnimation(_world.camPosition.direction.forward);
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break;
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case 0:
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case 3:
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_world.camPosition.turnLeft();
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updateCamPosition();
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break;
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case 2:
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case 5:
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_world.camPosition.turnRight();
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updateCamPosition();
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break;
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case 7:
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//_world.camPosition.backward(1);
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//updateCamPosition();
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startMoveAnimation(-_world.camPosition.direction.forward);
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break;
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case 6:
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//_world.camPosition.moveLeft();
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//updateCamPosition();
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startMoveAnimation(_world.camPosition.direction.left);
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break;
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case 8:
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//_world.camPosition.moveRight();
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//updateCamPosition();
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startMoveAnimation(_world.camPosition.direction.right);
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break;
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}
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}
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} else if (event.action == MouseAction.ButtonUp || event.action == MouseAction.Cancel) {
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stopMoveAnimation();
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}
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return true;
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}
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/// process key event, return true if event is processed.
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override bool onKeyEvent(KeyEvent event) {
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if (event.action == KeyAction.KeyDown) {
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switch(event.keyCode) with(KeyCode) {
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case KEY_W:
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case UP:
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_world.camPosition.forward(1);
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updateCamPosition();
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return true;
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case DOWN:
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case KEY_S:
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_world.camPosition.backward(1);
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updateCamPosition();
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return true;
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case KEY_A:
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case LEFT:
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_world.camPosition.turnLeft();
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updateCamPosition();
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return true;
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case KEY_D:
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case RIGHT:
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_world.camPosition.turnRight();
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updateCamPosition();
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return true;
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case HOME:
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case KEY_E:
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_world.camPosition.moveUp();
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updateCamPosition();
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return true;
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case END:
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case KEY_Q:
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_world.camPosition.moveDown();
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updateCamPosition();
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return true;
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case KEY_Z:
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_world.camPosition.moveLeft();
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updateCamPosition();
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return true;
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case KEY_C:
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_world.camPosition.moveRight();
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updateCamPosition();
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return true;
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case KEY_F:
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flying = !flying;
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if (!flying)
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_world.camPosition.pos.y = CHUNK_DY - 3;
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updateCamPosition();
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return true;
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case KEY_U:
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enableMeshUpdate = !enableMeshUpdate;
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updateCamPosition();
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return true;
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default:
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return false;
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}
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}
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return false;
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}
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Node3d dirLightNode;
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void visit(World world, ref Position camPosition, Vector3d pos, cell_t cell, int visibleFaces) {
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BlockDef def = BLOCK_DEFS[cell];
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def.createFaces(world, world.camPosition, pos, visibleFaces, _minerMesh);
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}
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bool flying = false;
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bool enableMeshUpdate = true;
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Vector3d _moveAnimationDirection;
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void animateMoving() {
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if (_moveAnimationDirection != Vector3d(0,0,0)) {
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Vector3d animPos = _world.camPosition.pos + _moveAnimationDirection;
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vec3 p = vec3(animPos.x + 0.5f, animPos.y + 0.5f, animPos.z + 0.5f);
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if ((_animatingPosition - p).length < 2) {
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_world.camPosition.pos += _moveAnimationDirection;
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updateCamPosition(true);
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}
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}
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}
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void updateCamPosition(bool animateIt = true) {
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import std.string;
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import std.conv : to;
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import std.utf : toUTF32;
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import std.format;
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if (!flying) {
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animateMoving();
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while(_world.canPass(_world.camPosition.pos + Vector3d(0, -1, 0)))
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_world.camPosition.pos += Vector3d(0, -1, 0);
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if(!_world.canPass(_world.camPosition.pos + Vector3d(0, -1, 0))) {
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if (_world.canPass(_world.camPosition.pos + Vector3d(0, 1, 0)))
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_world.camPosition.pos += Vector3d(0, 1, 0);
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else if (_world.canPass(_world.camPosition.pos + Vector3d(1, 0, 0)))
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_world.camPosition.pos += Vector3d(1, 0, 0);
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else if (_world.canPass(_world.camPosition.pos + Vector3d(-1, 0, 0)))
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_world.camPosition.pos += Vector3d(-1, 0, 0);
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else if (_world.canPass(_world.camPosition.pos + Vector3d(0, 0, 1)))
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_world.camPosition.pos += Vector3d(0, 0, 1);
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else if (_world.canPass(_world.camPosition.pos + Vector3d(0, 0, -1)))
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_world.camPosition.pos += Vector3d(0, 0, -1);
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while(_world.canPass(_world.camPosition.pos + Vector3d(0, -1, 0)))
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_world.camPosition.pos += Vector3d(0, -1, 0);
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}
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}
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setPos(vec3(_world.camPosition.pos.x + 0.5f, _world.camPosition.pos.y + 0.5f, _world.camPosition.pos.z + 0.5f), animateIt);
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setAngle(_world.camPosition.direction.angle, animateIt);
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Widget w = childById("lblPosition");
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string dir = _world.camPosition.direction.dir.to!string;
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dstring s = format("pos(%d,%d) h=%d %s [F]lying: %s [U]pdateMesh: %s", _world.camPosition.pos.x, _world.camPosition.pos.z, _world.camPosition.pos.y, dir,
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flying, enableMeshUpdate).toUTF32;
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w.text = s;
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if (enableMeshUpdate)
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updateMinerMesh();
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}
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void startMoveAnimation(Vector3d direction) {
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_moveAnimationDirection = direction;
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updateCamPosition();
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}
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void stopMoveAnimation() {
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_moveAnimationDirection = Vector3d(0, 0, 0);
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updateCamPosition();
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}
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void updateMinerMesh() {
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_minerMesh.reset();
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long ts = currentTimeMillis;
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_world.visitVisibleCells(_world.camPosition, this);
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long duration = currentTimeMillis - ts;
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Log.d("DiamondVisitor finished in ", duration, " ms ", "Vertex count: ", _minerMesh.vertexCount);
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invalidate();
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//for (int i = 0; i < 20; i++)
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// Log.d("vertex: ", _minerMesh.vertex(i));
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}
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World _world;
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vec3 _position;
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float _angle;
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vec3 _animatingPosition;
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float _animatingAngle;
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void setPos(vec3 newPos, bool animateIt = false) {
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if (animateIt) {
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_position = newPos;
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} else {
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_animatingPosition = newPos;
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_position = newPos;
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}
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}
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void setAngle(float newAngle, bool animateIt = false) {
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if (animateIt) {
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_angle = newAngle;
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} else {
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_animatingAngle = newAngle;
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_angle = newAngle;
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}
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}
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/// returns true is widget is being animated - need to call animate() and redraw
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@property override bool animating() { return true; }
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/// animates window; interval is time left from previous draw, in hnsecs (1/10000000 of second)
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override void animate(long interval) {
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//Log.d("animating");
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animateMoving();
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if (_animatingAngle != _angle) {
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float delta = _angle - _animatingAngle;
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if (delta > 180)
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delta -= 360;
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else if (delta < -180)
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delta += 360;
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float dist = delta < 0 ? -delta : delta;
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if (dist < 5) {
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_animatingAngle = _angle;
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} else {
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float speed = 360;
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float step = speed * interval / 10000000.0f;
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//Log.d("Rotate animation delta=", delta, " dist=", dist, " elapsed=", interval, " step=", step);
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if (step > dist)
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step = dist;
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delta = delta * (step /dist);
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_animatingAngle += delta;
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}
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}
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if (_animatingPosition != _position) {
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vec3 delta = _position - _animatingPosition;
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float dist = delta.length;
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if (dist < 0.01) {
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_animatingPosition = _position;
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// done
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} else {
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float speed = 8;
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if (dist > 2)
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speed = (dist - 2) * 3 + speed;
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float step = speed * interval / 10000000.0f;
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//Log.d("Move animation delta=", delta, " dist=", dist, " elapsed=", interval, " step=", step);
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if (step > dist)
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step = dist;
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delta = delta * (step / dist);
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_animatingPosition += delta;
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}
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}
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invalidate();
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}
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float angle = 0;
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Scene3d _scene;
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Camera _cam;
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Mesh _minerMesh;
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/// this is OpenGLDrawableDelegate implementation
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private void doDraw(Rect windowRect, Rect rc) {
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_cam.setPerspective(rc.width, rc.height, 45.0f, 0.3, MAX_VIEW_DISTANCE);
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_cam.setIdentity();
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_cam.translate(_animatingPosition);
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_cam.rotateY(_animatingAngle);
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dirLightNode.setIdentity();
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dirLightNode.translate(_animatingPosition);
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dirLightNode.rotateY(_animatingAngle);
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checkgl!glEnable(GL_CULL_FACE);
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//checkgl!glDisable(GL_CULL_FACE);
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checkgl!glEnable(GL_DEPTH_TEST);
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checkgl!glCullFace(GL_BACK);
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_scene.drawScene(false);
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checkgl!glDisable(GL_DEPTH_TEST);
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checkgl!glDisable(GL_CULL_FACE);
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}
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~this() {
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destroy(_scene);
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destroy(_world);
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}
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}
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