Super danke hab jetzt noch etwas rumprobiert und jetzt funktionierts
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Show posts Menuprivate void loadTerrain() throws Exception{
TextureInfo ti = new TextureInfo(TextureManager.getInstance().getTextureID("grass"));
ti.add(TextureManager.getInstance().getTextureID("sand"), TextureInfo.MODE_MODULATE);
ti.add(TextureManager.getInstance().getTextureID("stone"), TextureInfo.MODE_MODULATE);
ti.add(TextureManager.getInstance().getTextureID("alpha"), TextureInfo.MODE_MODULATE);
ground = Loader.load3DS(new FileInputStream("data/world/Terrain.3ds"), 20f)[0];
ground.setTexture(ti);
ground.rotateX(-(float)Math.PI/2f);
ground.setSpecularLighting(true);
Game.world.addObject(ground);
ground.build();
ground.compileAndStrip();
ground.setCollisionMode(Object3D.COLLISION_CHECK_OTHERS);
String fragSource = Loader.loadTextFile("data/misc/fragmentshader.glsl");
String vertexSource = Loader.loadTextFile("data/misc/vertexshader.glsl");
GLSLShader shader = new GLSLShader(vertexSource, fragSource);
shader.setStaticUniform("Grass", 0);
shader.setStaticUniform("Sand", 1);
shader.setStaticUniform("Stone", 2);
shader.setStaticUniform("Alpha", 3);
ground.setRenderHook(shader);
}
uniform sampler2D Grass;
uniform sampler2D Sand;
uniform sampler2D Stone;
uniform sampler2D Alpha;
varying vec4 texCoord;
void main()
{
vec4 texel0 = texture2D(Grass, gl_TexCoord[0].xy * 4.0).rgba;//Faktor kann man nach belieben ändern
vec4 texel1 = texture2D(Sand, gl_TexCoord[0].xy*4.0).rgba;
vec4 texel2 = texture2D(Stone, gl_TexCoord[0].xy*4.0).rgba;
vec4 mixmapTexel = texture2D(Alpha, gl_TexCoord[0].xy).rgba;
texel0 *= mixmapTexel.r;
texel1 = mix(texel0, texel1, mixmapTexel.g);
vec4 outColor = mix(texel1, texel2, mixmapTexel.b);
gl_FragColor = outColor;
}
varying vec4 VertexPosition;
void main() {
gl_TexCoord[0] = gl_MultiTexCoord0;
gl_Position = ftransform();
//VertexPosition = gl_ModelViewMatrix * gl_Vertex;
VertexPosition = gl_Vertex;
}
TextureManager tm = TextureManager.getInstance();
tm.addTexture("grass" , new Texture("data/textures/grass.png"));
tm.addTexture("sand", new Texture("data/textures/sand.png"));
tm.addTexture("stone", new Texture("data/texture/stone.png"));
tm.addTexture("alpha", new Texture("data/texture/SplatMap.png"));
TextureInfo ti = new TextureInfo(TextureManager.getInstance().getTextureID("grass"));
ti.add(TextureManager.getInstance().getTextureID("sand"), TextureInfo.MODE_MODULATE);
ti.add(TextureManager.getInstance().getTextureID("stone"), TextureInfo.MODE_MODULATE);
ti.add(TextureManager.getInstance().getTextureID("alpha"), TextureInfo.MODE_MODULATE);
buffer = new FrameBuffer(1280, 720, FrameBuffer.SAMPLINGMODE_NORMAL);
buffer.disableRenderer(IRenderer.RENDERER_SOFTWARE);
buffer.enableRenderer(IRenderer.RENDERER_OPENGL, IRenderer.MODE_OPENGL);
buffer.setPaintListener(this);
world = new World();
world.setAmbientLight(200, 200, 200);
Object3D ground = Loader.load3DS(new FileInputStream("data/world/Terrain.3ds"), 20f)[0];
//retexture(ground, "grass", 160); //TODO right tile scale
ground.setTexture(ti);
ground.rotateX(-(float)Math.PI/2f);
world.addObject(ground);
ground.build();
ground.compileAndStrip();
ground.setRenderHook(new SplatMapShader());
Camera cam = world.getCamera();
cam.moveCamera(Camera.CAMERA_MOVEOUT, 150);
cam.moveCamera(Camera.CAMERA_MOVEUP, 170);
cam.lookAt(new SimpleVector());
public class SplatMapShader implements IRenderHook{
private String fragSource = Loader.loadTextFile("data/misc/fragmentshader.glsl");
private String vertexSource = Loader.loadTextFile("data/misc/vertexshader.glsl");
private int prg = 0;
private int fragShade = 0;
private int vertShade = 0;
private boolean init = false;
private int alpha = 0;
private int grass = 0;
private int sand = 0;
private int stone = 0;
@Override
public void afterRendering(int polyID) {
ARBShaderObjects.glUseProgramObjectARB(0);
}
@Override
public void beforeRendering(int polyID) {
if(!init){
init();
}
ARBShaderObjects.glUseProgramObjectARB(prg);
//Was machen diese Zeilen?
ARBShaderObjects.glUniform1iARB(alpha, 1);//<--
ARBShaderObjects.glUniform1iARB(grass, 1);//<--
ARBShaderObjects.glUniform1iARB(sand, 1);//<--
ARBShaderObjects.glUniform1iARB(stone, 1);//<--
}
private void init() {
//Initializing program
prg=ARBShaderObjects.glCreateProgramObjectARB();
//initializing fragment shader
fragShade=ARBShaderObjects.glCreateShaderObjectARB(ARBFragmentShader.GL_FRAGMENT_SHADER_ARB);
//loading & compiling fragment shader from source
byte[] src=fragSource.getBytes();
ByteBuffer shader = BufferUtils.createByteBuffer(src.length);
shader.put(src);
shader.flip();
ARBShaderObjects.glShaderSourceARB(fragShade, shader);
ARBShaderObjects.glCompileShaderARB(fragShade);
ARBShaderObjects.glAttachObjectARB(prg, fragShade);
//repeating stuff for vertex shader
vertShade=ARBShaderObjects.glCreateShaderObjectARB(ARBVertexShader.GL_VERTEX_SHADER_ARB);
src=vertexSource.getBytes();
ByteBuffer shader2 = BufferUtils.createByteBuffer(src.length);
shader2.put(src);
shader2.flip();
ARBShaderObjects.glShaderSourceARB(vertShade, shader2);
ARBShaderObjects.glCompileShaderARB(vertShade);
ARBShaderObjects.glAttachObjectARB(prg, vertShade);
//linking program
ARBShaderObjects.glLinkProgramARB(prg);
Logger.log("Shader compiled!", Logger.MESSAGE);
alpha = getLocation("Alpha");
grass = getLocation("Grass");
sand = getLocation("Sand");
stone = getLocation("Stone");
System.out.println(alpha + "," + grass + "," + sand + ","+ stone);
init = true;
}
private int getLocation(String n) {
byte[] nb=n.getBytes();
ByteBuffer name = BufferUtils.createByteBuffer(nb.length+1);
name.put(nb);
name.put((byte)0);
name.flip();
return ARBShaderObjects.glGetUniformLocationARB(prg, name);
}
@Override
public void onDispose() {
ARBShaderObjects.glDeleteObjectARB(fragShade);
ARBShaderObjects.glDeleteObjectARB(vertShade);
ARBShaderObjects.glDeleteObjectARB(prg);
}
@Override
public boolean repeatRendering() {
return false;
}
uniform sampler2D Alpha;
uniform sampler2D Grass;
uniform sampler2D Stone;
uniform sampler2D Sand;
varying vec4 texCoord;
void main(void)
{
vec4 alpha = texture2D( Alpha, texCoord.xy );
vec4 tex0 = texture2D( Grass, texCoord.xy * 4.0 ); // Tile
vec4 tex1 = texture2D( Sand, texCoord.xy * 4.0 ); // Tile
vec4 tex2 = texture2D( Stone, texCoord.xy * 4.0 ); // Tile
tex0 *= alpha.r; // Red channel
tex1 = mix( tex0, tex1, alpha.g ); // Green channel
vec4 outColor = mix( tex1, tex2, alpha.b ); // Blue channel
gl_FragColor = outColor;
}
varying vec4 VertexPosition;
void main() {
gl_TexCoord[0] = gl_MultiTexCoord0;
gl_Position = ftransform();
//VertexPosition = gl_ModelViewMatrix * gl_Vertex;;
VertexPosition = gl_Vertex;
}
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