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package gregtech.common.render;
import net.minecraft.block.Block;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.IBlockAccess;
import net.minecraftforge.common.util.ForgeDirection;
import org.lwjgl.opengl.GL11;
import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;
import cpw.mods.fml.client.registry.RenderingRegistry;
import gregtech.GTMod;
import gregtech.api.interfaces.ITexture;
import gregtech.api.logic.ModelRenderLogic;
import gregtech.api.logic.interfaces.ModelRenderLogicHost;
import gregtech.api.multitileentity.MultiTileEntityBlock;
import gregtech.api.multitileentity.MultiTileEntityClassContainer;
import gregtech.api.multitileentity.MultiTileEntityRegistry;
import gregtech.api.multitileentity.interfaces.IMultiBlockController;
import gregtech.api.multitileentity.multiblock.base.MultiBlockPart;
public class MultiTileRenderer implements ISimpleBlockRenderingHandler {
private final int renderID;
public static MultiTileRenderer INSTANCE;
public MultiTileRenderer() {
this.renderID = RenderingRegistry.getNextAvailableRenderId();
INSTANCE = this;
RenderingRegistry.registerBlockHandler(this);
}
@Override
public void renderInventoryBlock(Block block, int metadata, int modelId, RenderBlocks renderer) {
if (!(block instanceof MultiTileEntityBlock muteBlock)) {
return;
}
GL11.glRotatef(90.0F, 0.0F, 1.0F, 0.0F);
GL11.glTranslatef(-0.5F, -0.5F, -0.5F);
final MultiTileEntityRegistry registry = muteBlock.getRegistry();
if (registry == null) return;
final MultiTileEntityClassContainer classContainer = registry.getClassContainer(metadata);
if (classContainer == null) return;
renderer.setRenderBoundsFromBlock(muteBlock);
for (ForgeDirection side : ForgeDirection.VALID_DIRECTIONS) {
final ITexture texture = classContainer.getReferenceTileEntity()
.getTexture(side);
if (texture == null) continue;
switch (side) {
case DOWN -> renderYNegative(null, renderer, 0, 0, 0, block, texture, side);
case UP -> renderYPositive(null, renderer, 0, 0, 0, block, texture, side);
case WEST -> renderXNegative(null, renderer, 0, 0, 0, block, texture, side);
case EAST -> renderXPositive(null, renderer, 0, 0, 0, block, texture, side);
case NORTH -> renderZNegative(null, renderer, 0, 0, 0, block, texture, side);
case SOUTH -> renderZPositive(null, renderer, 0, 0, 0, block, texture, side);
default -> {
// Do nothing
}
}
}
GL11.glTranslatef(0.5F, 0.5F, 0.5F);
}
@Override
public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId,
RenderBlocks renderer) {
final TileEntity entity = world.getTileEntity(x, y, z);
if (entity == null) {
return false;
}
renderer.enableAO = Minecraft.isAmbientOcclusionEnabled() && GTMod.gregtechproxy.mRenderTileAmbientOcclusion;
renderer.useInventoryTint = false;
if (entity instanceof ModelRenderLogicHost modelEntity && modelEntity.shouldRenderModel()) {
ModelRenderLogic renderLogic = modelEntity.getRenderLogic();
return true;
}
if (!(entity instanceof MultiTileBasicRender renderedEntity)) {
return false;
}
if (entity instanceof MultiBlockPart) {
final IMultiBlockController controller = ((MultiBlockPart) entity).getTarget(false);
if (controller instanceof ModelRenderLogicHost && ((ModelRenderLogicHost) controller).shouldRenderModel()) {
return false;
}
}
for (ForgeDirection side : ForgeDirection.VALID_DIRECTIONS) {
final ITexture texture = renderedEntity.getTexture(side);
if (texture == null) continue;
switch (side) {
case DOWN -> renderYNegative(world, renderer, x, y, z, block, texture, side);
case UP -> renderYPositive(world, renderer, x, y, z, block, texture, side);
case WEST -> renderXNegative(world, renderer, x, y, z, block, texture, side);
case EAST -> renderXPositive(world, renderer, x, y, z, block, texture, side);
case NORTH -> renderZNegative(world, renderer, x, y, z, block, texture, side);
case SOUTH -> renderZPositive(world, renderer, x, y, z, block, texture, side);
default -> {
// Do nothing
}
}
}
return true;
}
@Override
public boolean shouldRender3DInInventory(int modelId) {
return true;
}
@Override
public int getRenderId() {
return renderID;
}
private static void renderYNegative(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x, y - 1, z, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x, y - 1, z));
}
texture.renderYNeg(renderer, block, x, y, z);
}
private static void renderZNegative(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x, y, z - 1, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x, y, z - 1));
}
texture.renderZNeg(renderer, block, x, y, z);
}
private static void renderXNegative(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x - 1, y, z, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x - 1, y, z));
}
texture.renderXNeg(renderer, block, x, y, z);
}
private static void renderYPositive(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x, y + 1, z, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x, y + 1, z));
}
texture.renderYPos(renderer, block, x, y, z);
}
private static void renderXPositive(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x + 1, y, z, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x + 1, y, z));
}
texture.renderXPos(renderer, block, x, y, z);
}
private static void renderZPositive(IBlockAccess world, RenderBlocks renderer, int x, int y, int z, Block block,
ITexture texture, ForgeDirection side) {
if (world != null) {
if (!block.shouldSideBeRendered(world, x, y, z + 1, side.ordinal())) return;
Tessellator.instance.setBrightness(block.getMixedBrightnessForBlock(world, x, y, z + 1));
}
texture.renderZPos(renderer, block, x, y, z);
}
}
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