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-rw-r--r--src/de/gamezock/metacraft/data/Map.java89
-rw-r--r--src/de/gamezock/metacraft/data/TestTile.java15
-rw-r--r--src/de/gamezock/metacraft/data/Tile.java2
-rw-r--r--src/de/gamezock/metacraft/data/TileData.java8
-rw-r--r--src/de/gamezock/metacraft/data/TileType.java5
-rw-r--r--src/de/gamezock/metacraft/data/Triangle.java40
-rw-r--r--src/de/gamezock/metacraft/ui/Main.java64
-rw-r--r--src/de/gamezock/metacraft/ui/Renderer.java73
8 files changed, 188 insertions, 108 deletions
diff --git a/src/de/gamezock/metacraft/data/Map.java b/src/de/gamezock/metacraft/data/Map.java
index e387628..770ffe7 100644
--- a/src/de/gamezock/metacraft/data/Map.java
+++ b/src/de/gamezock/metacraft/data/Map.java
@@ -1,41 +1,96 @@
package de.gamezock.metacraft.data;
+import java.util.List;
+import java.util.Vector;
+
+import javax.vecmath.Point3f;
+
public class Map {
- private Tile[][] tiles;
- private float[][] heightmap;
-
- private int width, height;
- private int tileSize;
-
+ private List<Triangle> triangleData;
+ private float[][] heightmap;
+
+
public Map() {
- width = height = 1;
+ int width = 5;
+ int height = 5;
- heightmap = new float[width][height];
- heightmap[0][0] = 0;
+ float[][] tileHeightmap = new float[width][height];
+ Tile[][] tiles = new Tile[width][height];
- tiles = new Tile[width][height];
- tiles[0][0] = new Tile(new TestTile());
+ for(int i = 0; i < width; ++i) {
+ for(int j = 0; j < height; ++j) {
+ tileHeightmap[i][j] = ((i-2)*(i-2)+(j-2)*(j-2))*0.5f;
+ tiles[i][j] = new Tile(new TestTile());
+ }
+ }
- tileSize = tiles[0][0].getData().getSize();
+ createMapData(tiles, tileHeightmap);
}
- public Tile getTile(int x, int y) {
+ private void createMapData(Tile[][] tiles, float[][] tileHeightmap) {
+ int tileSize = tiles[0][0].getData().getSize();
+
+ heightmap = new float[tiles.length * tileSize][tiles[0].length * tileSize];
+
+ for(int i = 0; i < tiles.length; ++i) {
+ for(int j = 0; j < tiles[i].length; ++j) {
+ float[][] localHeightmap = tiles[i][j].getData().getHeightmap();
+
+ for(int x = 0; x < tileSize; ++x) {
+ for(int y = 0; y < tileSize; ++y) {
+ heightmap[i*tileSize + x][j*tileSize + y] = tileHeightmap[i][j] + localHeightmap[x][y];
+ }
+ }
+ }
+ }
+
+ triangleData = new Vector<Triangle>();
+
+ for(int x = 0; x < heightmap.length-1; ++x) {
+ for(int y = 0; y < heightmap[x].length-1; ++y) {
+ float[] h = new float[4];
+ h[0] = heightmap[x][y];
+ h[1] = heightmap[x+1][y];
+ h[2] = heightmap[x+1][y+1];
+ h[3] = heightmap[x][y+1];
+
+ float center = (h[0] + h[1] + h[2] + h[3]) / 4;
+
+ for(int i = 0; i < 4; ++i) {
+ int i_1 = (i+1)%4;
+ int i_2 = (i+2)%4;
+
+ Point3f v1 = new Point3f(x + i_1/2, y + i/2, h[i]);
+ Point3f v2 = new Point3f(x+0.5f, y+0.5f, center);
+ Point3f v3 = new Point3f(x + i_2/2, y + i_1/2, h[i_1]);
+
+ triangleData.add(new Triangle(v1, v2, v3));
+ }
+ }
+ }
+ }
+
+ /*public Tile getTile(int x, int y) {
return tiles[x][y];
}
public float getTileHeight(int x, int y) {
return heightmap[x][y];
- }
+ }*/
public int getWidth() {
- return width;
+ return heightmap.length;
}
public int getHeight() {
- return height;
+ return heightmap[0].length;
}
- public int getTileSize() {
+ /*public int getTileSize() {
return tileSize;
+ }*/
+
+ public List<Triangle> getTriangleData() {
+ return triangleData;
}
}
diff --git a/src/de/gamezock/metacraft/data/TestTile.java b/src/de/gamezock/metacraft/data/TestTile.java
index 94a2af1..229f425 100644
--- a/src/de/gamezock/metacraft/data/TestTile.java
+++ b/src/de/gamezock/metacraft/data/TestTile.java
@@ -1,14 +1,14 @@
package de.gamezock.metacraft.data;
-public class TestTile extends TileData {
+public class TestTile implements TileData {
float[][] heightmap;
public TestTile() {
- heightmap = new float[getSize()+1][getSize()+1];
+ heightmap = new float[getSize()][getSize()];
- for(int i = 0; i < getSize()+1; ++i) {
- for(int j = 0; j < getSize()+1; ++j) {
- heightmap[i][j] = 1 * ((i+j)%2);
+ for(int i = 0; i < getSize(); ++i) {
+ for(int j = 0; j < getSize(); ++j) {
+ heightmap[i][j] = 0.2f * ((i+j)%2);
}
}
}
@@ -22,4 +22,9 @@ public class TestTile extends TileData {
public float[][] getHeightmap() {
return heightmap;
}
+
+ @Override
+ public TileType getType() {
+ return new TileType();
+ }
}
diff --git a/src/de/gamezock/metacraft/data/Tile.java b/src/de/gamezock/metacraft/data/Tile.java
index 718c514..75c4628 100644
--- a/src/de/gamezock/metacraft/data/Tile.java
+++ b/src/de/gamezock/metacraft/data/Tile.java
@@ -1,7 +1,7 @@
package de.gamezock.metacraft.data;
public class Tile {
- TileData tileData;
+ private TileData tileData;
public Tile(TileData tileData) {
this.tileData = tileData;
diff --git a/src/de/gamezock/metacraft/data/TileData.java b/src/de/gamezock/metacraft/data/TileData.java
index 5a3103a..2fb48cc 100644
--- a/src/de/gamezock/metacraft/data/TileData.java
+++ b/src/de/gamezock/metacraft/data/TileData.java
@@ -1,7 +1,9 @@
package de.gamezock.metacraft.data;
-public abstract class TileData {
- public abstract int getSize();
+public interface TileData {
+ public int getSize();
- public abstract float[][] getHeightmap();
+ public float[][] getHeightmap();
+
+ public TileType getType();
}
diff --git a/src/de/gamezock/metacraft/data/TileType.java b/src/de/gamezock/metacraft/data/TileType.java
new file mode 100644
index 0000000..35db302
--- /dev/null
+++ b/src/de/gamezock/metacraft/data/TileType.java
@@ -0,0 +1,5 @@
+package de.gamezock.metacraft.data;
+
+public class TileType {
+
+}
diff --git a/src/de/gamezock/metacraft/data/Triangle.java b/src/de/gamezock/metacraft/data/Triangle.java
new file mode 100644
index 0000000..bcfce9d
--- /dev/null
+++ b/src/de/gamezock/metacraft/data/Triangle.java
@@ -0,0 +1,40 @@
+package de.gamezock.metacraft.data;
+
+import javax.vecmath.Point3f;
+import javax.vecmath.Vector3f;
+
+public class Triangle {
+ private Point3f[] vertices;
+ private Vector3f[] normals;
+
+
+ public Triangle(Point3f v1, Point3f v2, Point3f v3) {
+ vertices = new Point3f[3];
+
+ vertices[0] = v1;
+ vertices[1] = v2;
+ vertices[2] = v3;
+
+ normals = new Vector3f[3];
+
+ Vector3f edge1 = new Vector3f(), edge2 = new Vector3f();
+ edge1.sub(v1, v2);
+ edge2.sub(v3, v2);
+
+ Vector3f normal = new Vector3f();
+ normal.cross(edge1, edge2);
+ normal.normalize();
+
+ normals[0] = new Vector3f(normal);
+ normals[1] = new Vector3f(normal);
+ normals[2] = new Vector3f(normal);
+ }
+
+ public Point3f getVertex(int i) {
+ return vertices[i];
+ }
+
+ public Vector3f getNormal(int i) {
+ return normals[i];
+ }
+}
diff --git a/src/de/gamezock/metacraft/ui/Main.java b/src/de/gamezock/metacraft/ui/Main.java
index a721feb..c26e510 100644
--- a/src/de/gamezock/metacraft/ui/Main.java
+++ b/src/de/gamezock/metacraft/ui/Main.java
@@ -1,6 +1,8 @@
package de.gamezock.metacraft.ui;
import java.awt.Frame;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
@@ -19,7 +21,7 @@ public class Main implements GLEventListener {
private Renderer renderer = new Renderer(this);
private Frame frame = new Frame("metacraft");
- /*private*/ GLCanvas canvas;
+ private GLCanvas canvas;
private GLU glu = new GLU();
@@ -33,17 +35,48 @@ public class Main implements GLEventListener {
canvas = new GLCanvas(caps);
canvas.addGLEventListener(this);
+ canvas.addKeyListener(new KeyAdapter() {
+
+ public void keyPressed(KeyEvent e) {
+ if(e.getKeyCode() == KeyEvent.VK_ESCAPE) {
+ quit();
+ }
+ }
+ });
+
frame.add(canvas);
frame.setSize(800, 600);
frame.setResizable(false);
frame.addWindowListener(new WindowAdapter() {
+
public void windowClosing(WindowEvent e) {
quit();
}
});
-
+
frame.setVisible(true);
-
+ canvas.requestFocusInWindow();
+
+ try {
+ Thread.sleep(500);
+ } catch (InterruptedException e) {
+ }
+
+ new Thread(new Runnable() {
+
+ @Override
+ public void run() {
+ while(true) {
+ try {
+ Thread.sleep(10);
+ } catch (InterruptedException e) {
+ }
+
+ canvas.display();
+ }
+ }
+
+ }).start();
}
Map getCurrentMap() {
@@ -75,7 +108,7 @@ public class Main implements GLEventListener {
gl.glColorMaterial(GL.GL_FRONT, GL2.GL_AMBIENT_AND_DIFFUSE);
gl.glMatrixMode(GL2.GL_MODELVIEW);
- glu.gluLookAt(0, -10, -25, 0, 0, 0, 0, 1, 0);
+ glu.gluLookAt(0, -25, -10, 0, 0, 0, 0, 1, 0);
gl.glEnable(GL2.GL_LIGHT0);
gl.glLightfv(GL2.GL_LIGHT0, GL2.GL_AMBIENT, new float[] {0, 0, 0, 1}, 0);
@@ -111,27 +144,6 @@ public class Main implements GLEventListener {
* @param args
*/
public static void main(String[] args) {
- final Main main = new Main();
-
- try {
- Thread.sleep(500);
- } catch (InterruptedException e) {
- }
-
- new Thread(new Runnable() {
-
- @Override
- public void run() {
- while(true) {
- try {
- Thread.sleep(10);
- } catch (InterruptedException e) {
- }
-
- main.canvas.display();
- }
- }
-
- }).start();
+ new Main();
}
}
diff --git a/src/de/gamezock/metacraft/ui/Renderer.java b/src/de/gamezock/metacraft/ui/Renderer.java
index cea0480..3213a53 100644
--- a/src/de/gamezock/metacraft/ui/Renderer.java
+++ b/src/de/gamezock/metacraft/ui/Renderer.java
@@ -6,7 +6,7 @@ import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;
import de.gamezock.metacraft.data.Map;
-import de.gamezock.metacraft.data.Tile;
+import de.gamezock.metacraft.data.Triangle;
public class Renderer {
private Main main;
@@ -15,52 +15,14 @@ public class Renderer {
this.main = main;
}
- private void renderTileQuad(GL2 gl, Tile tile, int x, int y) {
- float[][] heightmap = tile.getData().getHeightmap();
-
- float[] h = new float[4];
- h[0] = heightmap[x][y];
- h[1] = heightmap[x+1][y];
- h[2] = heightmap[x+1][y+1];
- h[3] = heightmap[x][y+1];
-
- float center = (h[0] + h[1] + h[2] + h[3]) / 4;
-
- for(int i = 0; i < 4; ++i) {
- int i_1 = (i+1)%4;
- int i_2 = (i+2)%4;
-
- Point3f v1 = new Point3f(x + i_1/2, y + i/2, h[i]);
- Point3f v2 = new Point3f(x+0.5f, y+0.5f, center);
- Point3f v3 = new Point3f(x + i_2/2, y + i_1/2, h[i_1]);
-
- Vector3f edge1 = new Vector3f(), edge2 = new Vector3f();
+ private void renderTriangle(GL2 gl, Triangle t) {
+ for(int i = 0; i < 3; ++i) {
+ Point3f v = t.getVertex(i);
+ Vector3f n = t.getNormal(i);
- edge1.sub(v1, v2);
- edge2.sub(v3, v2);
-
- Vector3f normal = new Vector3f();
- normal.cross(edge1, edge2);
- normal.normalize();
-
- gl.glColor3f(1, 1, 1);
- gl.glNormal3f(normal.x, normal.y, normal.z);
- gl.glVertex3f(v1.x, v1.y, v1.z);
- gl.glVertex3f(v2.x, v2.y, v2.z);
- gl.glVertex3f(v3.x, v3.y, v3.z);
- }
- }
-
- private void renderTile(GL2 gl, Tile tile) {
- gl.glBegin(GL.GL_TRIANGLES);
-
- for(int i = 0; i < tile.getData().getSize(); ++i) {
- for(int j = 0; j < tile.getData().getSize(); ++j) {
- renderTileQuad(gl, tile, i, j);
- }
+ gl.glNormal3f(n.x, n.y, n.z);
+ gl.glVertex3f(v.x, v.y, v.z);
}
-
- gl.glEnd();
}
public void render(GL2 gl) {
@@ -69,20 +31,19 @@ public class Renderer {
Map currentMap = main.getCurrentMap();
gl.glPushMatrix();
- gl.glRotatef((System.currentTimeMillis()%3600)/10.0f, 0, 0, 1);
+ gl.glRotatef((System.currentTimeMillis()%9000)/25.0f, 0, 0, 1);
+ gl.glTranslatef(-20, -20, 0);
+
+ gl.glBegin(GL.GL_TRIANGLES);
+
+ gl.glColor3f(1, 1, 1);
- for(int i = 0; i < currentMap.getWidth(); ++i) {
- for(int j = 0; j < currentMap.getHeight(); ++j) {
- gl.glPushMatrix();
- gl.glTranslatef(i*currentMap.getTileSize(), j*currentMap.getTileSize(), currentMap.getTileHeight(i, j));
-
- renderTile(gl, currentMap.getTile(i, j));
-
- gl.glPopMatrix();
- }
+ for(Triangle t : currentMap.getTriangleData()) {
+ renderTriangle(gl, t);
}
+ gl.glEnd();
+
gl.glPopMatrix();
}
-
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 06:05:39 +0100