2020-03-08 13:34:52 +01:00

106 lines
2.9 KiB
Java

package com.hbm.render.util;
import java.util.Random;
import org.lwjgl.opengl.GL11;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.MathHelper;
import net.minecraft.util.Vec3;
public class BeamPronter {
public static enum EnumWaveType {
RANDOM,
SPIRAL
}
public static enum EnumBeamType {
SOLID,
LINE
}
public static void prontHelix(Vec3 skeleton, double x, double y, double z, EnumWaveType wave, EnumBeamType beam, int outerColor, int innerColor, int start, int segments, float size) {
GL11.glPushMatrix();
GL11.glDisable(GL11.GL_TEXTURE_2D);
GL11.glDisable(GL11.GL_LIGHTING);
if(beam == EnumBeamType.SOLID) {
GL11.glDisable(GL11.GL_CULL_FACE);
GL11.glEnable(GL11.GL_BLEND);
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE);
}
Tessellator tessellator = Tessellator.instance;
Vec3 unit = skeleton.normalize();
Random rand = new Random(start);
double length = skeleton.lengthVector();
double segLength = length / segments;
float sYaw = (float)(Math.atan2(skeleton.xCoord, skeleton.zCoord));
float sqrt = MathHelper.sqrt_double(skeleton.xCoord * skeleton.xCoord + skeleton.zCoord * skeleton.zCoord);
float sPitch = (float)(Math.atan2(skeleton.yCoord, (double)sqrt));
double lastX = x;
double lastY = y;
double lastZ = z;
for(int i = 0; i <= segments; i++) {
Vec3 spinner = Vec3.createVectorHelper(size, 0, 0);
if(wave == EnumWaveType.SPIRAL) {
spinner.rotateAroundY((float)Math.PI * (float)start / 180F);
spinner.rotateAroundY((float)Math.PI * 45F / 180F * i);
} else if(wave == EnumWaveType.RANDOM) {
spinner.rotateAroundY((float)Math.PI * 2 * rand.nextFloat());
}
spinner.rotateAroundX(sPitch + (float)Math.PI * 0.5F);
spinner.rotateAroundY(sYaw);
double pX = unit.xCoord * segLength * i + spinner.xCoord;
double pY = unit.yCoord * segLength * i + spinner.yCoord;
double pZ = unit.zCoord * segLength * i + spinner.zCoord;
if(beam == EnumBeamType.LINE && i > 0) {
tessellator.startDrawing(3);
tessellator.setColorOpaque_I(outerColor);
tessellator.addVertex(pX + x, pY + y, pZ + z);
tessellator.addVertex(lastX + x, lastY + y, lastZ + z);
tessellator.draw();
}
if(beam == EnumBeamType.SOLID && i > 0) {
}
lastX = pX;
lastY = pY;
lastZ = pZ;
}
if(beam == EnumBeamType.LINE) {
tessellator.startDrawing(3);
tessellator.setColorOpaque_I(innerColor);
tessellator.addVertex(x, y, z);
tessellator.addVertex(x + skeleton.xCoord, y + skeleton.yCoord, z + skeleton.zCoord);
tessellator.draw();
}
if(beam == EnumBeamType.SOLID) {
GL11.glDisable(GL11.GL_BLEND);
GL11.glEnable(GL11.GL_TEXTURE_2D);
}
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glEnable(GL11.GL_TEXTURE_2D);
GL11.glPopMatrix();
}
}