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RenderingMarkers.java
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RenderingMarkers.java
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package buildcraft.core.render;
import buildcraft.BuildCraftCore;
import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;
import net.minecraft.block.Block;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.IIcon;
import net.minecraft.world.IBlockAccess;
public class RenderingMarkers implements ISimpleBlockRenderingHandler {
public RenderingMarkers() {
initializeMarkerMatrix();
}
@Override
public void renderInventoryBlock(Block block, int metadata, int modelID, RenderBlocks renderer) {
}
@Override
public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
Tessellator tessellator = Tessellator.instance;
float f = block.getMixedBrightnessForBlock(world, x, y, z);
if (block.getLightValue() > 0) {
f = 1.0F;
}
tessellator.setColorOpaque_F(f, f, f);
renderMarkerWithMeta(world, block, x, y, z, world.getBlockMetadata(x, y, z));
return true;
}
@Override
public boolean shouldRender3DInInventory(int modelId) {
return false;
}
@Override
public int getRenderId() {
return BuildCraftCore.markerModel;
}
/* PATH MARKER RENDERING */
public static final double frontX[][][] = new double[6][3][4];
public static final double frontZ[][][] = new double[6][3][4];
public static final double frontY[][][] = new double[6][3][4];
public static final int metaToOld[] = new int[6];
public static double[][] safeClone(double[][] d) {
double ret[][] = new double[d.length][d[0].length];
for (int i = 0; i < d.length; ++i) {
for (int j = 0; j < d[0].length; ++j) {
ret[i][j] = d[i][j];
}
}
return ret;
}
public static void initializeMarkerMatrix() {
metaToOld[0] = 0;
metaToOld[1] = 5;
metaToOld[2] = 4;
metaToOld[3] = 3;
metaToOld[4] = 2;
metaToOld[5] = 1;
double frontXBase[][] = { { -0.0625, -0.0625, -0.0625, -0.0625 }, { 1, 0, 0, 1 }, { -0.5, -0.5, 0.5, 0.5 } };
frontX[3] = safeClone(frontXBase);
rotateFace(frontX[3]);
rotateFace(frontX[3]);
rotateFace(frontX[3]);
frontX[4] = safeClone(frontXBase);
rotateFace(frontX[4]);
frontX[5] = safeClone(frontXBase);
frontX[0] = safeClone(frontXBase);
rotateFace(frontX[0]);
rotateFace(frontX[0]);
double frontZBase[][] = { { -0.5, -0.5, 0.5, 0.5 }, { 1, 0, 0, 1 }, { 0.0625, 0.0625, 0.0625, 0.0625 } };
frontZ[5] = safeClone(frontZBase);
frontZ[1] = safeClone(frontZBase);
rotateFace(frontZ[1]);
rotateFace(frontZ[1]);
rotateFace(frontZ[1]);
frontZ[2] = safeClone(frontZBase);
rotateFace(frontZ[2]);
frontZ[0] = safeClone(frontZBase);
rotateFace(frontZ[0]);
rotateFace(frontZ[0]);
double frontYBase[][] = { { -0.5, -0.5, 0.5, 0.5 }, { -0.0625, -0.0625, -0.0625, -0.0625 }, { 0.5, -0.5, -0.5, 0.5 } };
frontY[4] = safeClone(frontYBase);
rotateFace(frontY[4]);
rotateFace(frontY[4]);
frontY[3] = safeClone(frontYBase);
frontY[2] = safeClone(frontYBase);
rotateFace(frontY[2]);
frontY[1] = safeClone(frontYBase);
rotateFace(frontY[1]);
rotateFace(frontY[1]);
rotateFace(frontY[1]);
}
public void renderMarkerWithMeta(IBlockAccess iblockaccess, Block block, double x, double y, double z, int meta) {
Tessellator tessellator = Tessellator.instance;
int xCoord = (int) x;
int yCoord = (int) y;
int zCoord = (int) z;
IIcon i = block.getIcon(iblockaccess, xCoord, yCoord, zCoord, 1);
int m = metaToOld[meta];
x += 0.5D;
z += 0.5D;
double minU = (double)i.getInterpolatedU(7);
double minV = (double)i.getInterpolatedV(7);
double maxU = (double)i.getInterpolatedU(9);
double maxV = (double)i.getInterpolatedV(9);
tessellator.setBrightness(block.getMixedBrightnessForBlock(iblockaccess, xCoord, yCoord, zCoord));
double s = 1F / 16F;
if (m == 5) {
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z - s, minU, minV);
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z + s, minU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z + s, maxU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z - s, maxU, minV);
} else if (m == 0) {
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z - s, maxU, minV);
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z + s, maxU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z + s, minU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z - s, minU, minV);
} else if (m == 2) {
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z - s, minU, minV);
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z + s, minU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z + s, maxU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z - s, maxU, minV);
} else if (m == 1) {
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z - s, maxU, minV);
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z + s, maxU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z + s, minU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z - s, minU, minV);
} else if (m == 3) {
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z + s, minU, minV);
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z + s, minU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z + s, maxU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z + s, maxU, minV);
} else if (m == 4) {
tessellator.addVertexWithUV(x - s, y + 0.5 + s, z - s, maxU, minV);
tessellator.addVertexWithUV(x + s, y + 0.5 + s, z - s, maxU, maxV);
tessellator.addVertexWithUV(x + s, y + 0.5 - s, z - s, minU, maxV);
tessellator.addVertexWithUV(x - s, y + 0.5 - s, z - s, minU, minV);
}
i = block.getIcon(iblockaccess, xCoord, yCoord, zCoord, 0);
minU = i.getMinU();
maxU = i.getMaxU();
minV = i.getMinV();
maxV = i.getMaxV();
if (m == 5 || m == 4 || m == 3 || m == 0) {
tessellator.addVertexWithUV(x + frontX[m][0][0], y + frontX[m][1][0], z + frontX[m][2][0], minU, minV);
tessellator.addVertexWithUV(x + frontX[m][0][1], y + frontX[m][1][1], z + frontX[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x + frontX[m][0][2], y + frontX[m][1][2], z + frontX[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x + frontX[m][0][3], y + frontX[m][1][3], z + frontX[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x - frontX[m][0][3], y + frontX[m][1][3], z + frontX[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x - frontX[m][0][2], y + frontX[m][1][2], z + frontX[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x - frontX[m][0][1], y + frontX[m][1][1], z + frontX[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x - frontX[m][0][0], y + frontX[m][1][0], z + frontX[m][2][0], minU, minV);
}
if (m == 5 || m == 2 || m == 1 || m == 0) {
tessellator.addVertexWithUV(x + frontZ[m][0][0], y + frontZ[m][1][0], z + frontZ[m][2][0], minU, minV);
tessellator.addVertexWithUV(x + frontZ[m][0][1], y + frontZ[m][1][1], z + frontZ[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x + frontZ[m][0][2], y + frontZ[m][1][2], z + frontZ[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x + frontZ[m][0][3], y + frontZ[m][1][3], z + frontZ[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x + frontZ[m][0][3], y + frontZ[m][1][3], z - frontZ[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x + frontZ[m][0][2], y + frontZ[m][1][2], z - frontZ[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x + frontZ[m][0][1], y + frontZ[m][1][1], z - frontZ[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x + frontZ[m][0][0], y + frontZ[m][1][0], z - frontZ[m][2][0], minU, minV);
}
if (m == 4 || m == 3 || m == 2 || m == 1) {
tessellator.addVertexWithUV(x + frontY[m][0][0], y + 0.5 + frontY[m][1][0], z + frontY[m][2][0], minU, minV);
tessellator.addVertexWithUV(x + frontY[m][0][1], y + 0.5 + frontY[m][1][1], z + frontY[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x + frontY[m][0][2], y + 0.5 + frontY[m][1][2], z + frontY[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x + frontY[m][0][3], y + 0.5 + frontY[m][1][3], z + frontY[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x + frontY[m][0][3], y + 0.5 - frontY[m][1][3], z + frontY[m][2][3], maxU, minV);
tessellator.addVertexWithUV(x + frontY[m][0][2], y + 0.5 - frontY[m][1][2], z + frontY[m][2][2], maxU, maxV);
tessellator.addVertexWithUV(x + frontY[m][0][1], y + 0.5 - frontY[m][1][1], z + frontY[m][2][1], minU, maxV);
tessellator.addVertexWithUV(x + frontY[m][0][0], y + 0.5 - frontY[m][1][0], z + frontY[m][2][0], minU, minV);
}
}
private static void rotateFace(double[][] face) {
for (int j = 0; j < 3; ++j) {
double tmp = face[j][0];
face[j][0] = face[j][1];
face[j][1] = face[j][2];
face[j][2] = face[j][3];
face[j][3] = tmp;
}
}
}