package buildcraft.builders.render;
import net.minecraft.block.Block;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.world.IBlockAccess;
import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;
import net.minecraftforge.common.util.ForgeDirection;
import buildcraft.builders.BuilderProxy;
import buildcraft.core.CoreConstants;
import buildcraft.core.lib.render.FakeBlock;
import buildcraft.core.lib.render.RenderUtils;
public class RenderFrame implements ISimpleBlockRenderingHandler {
private void renderTwoWayBlock(RenderBlocks renderblocks, FakeBlock stateHost, int x, int y, int z, float[] dim, int mask) {
assert mask != 0;
stateHost.setRenderMask(mask);
renderblocks.setRenderBounds(dim[2], dim[0], dim[1], dim[5], dim[3], dim[4]);
renderblocks.renderStandardBlockWithColorMultiplier(stateHost, x, y, z, 1.0f, 1.0f, 1.0f);
stateHost.setRenderMask((mask & 0x15) << 1 | (mask & 0x2a) >> 1); // pairwise swapped mask
renderblocks.setRenderBounds(dim[5], dim[3], dim[4], dim[2], dim[0], dim[1]);
renderblocks.renderStandardBlockWithColorMultiplier(stateHost, x, y, z, 0.8f, 0.8f, 0.8f);
stateHost.setRenderAllSides();
}
private void resetToCenterDimensions(float[] dim) {
for (int i = 0; i < 3; i++) {
dim[i] = CoreConstants.PIPE_MIN_POS;
dim[i + 3] = CoreConstants.PIPE_MAX_POS;
}
}
@Override
public void renderInventoryBlock(Block block, int metadata, int modelId, RenderBlocks renderer) {
renderer.setRenderBounds(0.25F, 0.0F, 0.25F, 0.75F, 1.0F, 0.75F);
RenderUtils.drawBlockItem(renderer, Tessellator.instance, block, metadata);
}
@Override
public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
FakeBlock fakeBlock = FakeBlock.INSTANCE;
fakeBlock.getTextureState().set(block.getIcon(0, 0));
int connectivity = 0;
int connections = 0;
float[] dim = new float[6];
resetToCenterDimensions(dim);
for (int i = 0; i < 6; i++) {
ForgeDirection d = ForgeDirection.getOrientation(i);
if (world.getBlock(x + d.offsetX, y + d.offsetY, z + d.offsetZ) == block) {
connectivity |= 1 << i;
connections++;
}
}
if (connections != 2) {
renderTwoWayBlock(renderer, fakeBlock, x, y, z, dim, 0x3f);
} else {
renderTwoWayBlock(renderer, fakeBlock, x, y, z, dim, connectivity ^ 0x3f);
}
// render the connecting pipe faces
for (int dir = 0; dir < 6; dir++) {
int mask = 1 << dir;
if ((connectivity & mask) == 0) {
continue; // no connection towards dir
}
// center piece offsets
resetToCenterDimensions(dim);
// extend block towards dir as it's connected to there
dim[dir / 2] = dir % 2 == 0 ? 0 : CoreConstants.PIPE_MAX_POS;
dim[dir / 2 + 3] = dir % 2 == 0 ? CoreConstants.PIPE_MIN_POS : 1;
// the mask points to all faces perpendicular to dir, i.e. dirs 0+1 -> mask 111100, 1+2 -> 110011, 3+5 -> 001111
int renderMask = (3 << (dir & 0x6)) ^ 0x3f;
renderTwoWayBlock(renderer, fakeBlock, x, y, z, dim, renderMask);
}
renderer.setRenderBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
return true;
}
@Override
public boolean shouldRender3DInInventory(int modelId) {
return true;
}
@Override
public int getRenderId() {
return BuilderProxy.frameRenderId;
}
}