Java tutorial
/* * BluSunrize * Copyright (c) 2017 * * This code is licensed under "Blu's License of Common Sense" * Details can be found in the license file in the root folder of this project */ package blusunrize.immersiveengineering.client.render; import blusunrize.immersiveengineering.api.IEProperties; import blusunrize.immersiveengineering.client.ClientProxy; import blusunrize.immersiveengineering.client.ClientUtils; import blusunrize.immersiveengineering.common.IEContent; import blusunrize.immersiveengineering.common.blocks.metal.TileEntityBottlingMachine; import blusunrize.immersiveengineering.common.blocks.metal.TileEntityBottlingMachine.BottlingProcess; import net.minecraft.block.state.IBlockState; import net.minecraft.client.Minecraft; import net.minecraft.client.renderer.*; import net.minecraft.client.renderer.block.model.IBakedModel; import net.minecraft.client.renderer.block.model.ItemCameraTransforms; import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer; import net.minecraft.client.renderer.vertex.DefaultVertexFormats; import net.minecraft.item.ItemStack; import net.minecraft.util.math.BlockPos; import net.minecraft.world.World; import net.minecraftforge.client.model.obj.OBJModel.OBJState; import net.minecraftforge.common.property.IExtendedBlockState; import net.minecraftforge.common.property.Properties; import net.minecraftforge.fluids.FluidStack; import org.lwjgl.opengl.GL11; import java.util.Arrays; public class TileRenderBottlingMachine extends TileEntitySpecialRenderer<TileEntityBottlingMachine> { @Override public void render(TileEntityBottlingMachine te, double x, double y, double z, float partialTicks, int destroyStage, float alpha) { if (!te.formed || te.isDummy() || !te.getWorld().isBlockLoaded(te.getPos(), false)) return; //Grab model + correct eextended state final BlockRendererDispatcher blockRenderer = Minecraft.getMinecraft().getBlockRendererDispatcher(); BlockPos blockPos = te.getPos(); IBlockState state = getWorld().getBlockState(blockPos); if (state.getBlock() != IEContent.blockMetalMultiblock) return; state = state.getBlock().getActualState(state, getWorld(), blockPos); state = state.withProperty(IEProperties.DYNAMICRENDER, true); IBakedModel model = blockRenderer.getBlockModelShapes().getModelForState(state); //Initialize Tesselator and BufferBuilder Tessellator tessellator = Tessellator.getInstance(); BufferBuilder worldRenderer = tessellator.getBuffer(); //Outer GL Wrapping, initial translation GlStateManager.pushMatrix(); GlStateManager.translate(x + .5, y + .5, z + .5); if (te.mirrored) GlStateManager.scale(te.facing.getXOffset() == 0 ? -1 : 1, 1, te.facing.getZOffset() == 0 ? -1 : 1); //Item Displacement float[][] itemDisplays = new float[te.bottlingProcessQueue.size()][]; //Animations float lift = 0; for (int i = 0; i < itemDisplays.length; i++) { BottlingProcess process = te.bottlingProcessQueue.get(i); if (process == null || process.processTick == process.maxProcessTick) continue; //+partialTicks float processTimer = ((float) process.processTick) / process.maxProcessTick * 120; float itemX = -1.5f;//-1; float itemY = -.15625f;// -.34375f; float itemZ = 1;//-.9375f; float itemFill = 0;//ClientUtils.mc().player.ticksExisted%100; //0f; if (processTimer <= 35)//slide { itemX += processTimer / 35f * 1.5; } else if (processTimer <= 85)//slide { itemX = 0; if (processTimer <= 55) lift = (processTimer - 35) / 20f * .125f; else if (processTimer <= 65) { lift = .125f; itemFill = (processTimer - 55) / 10f; } else { lift = (85 - processTimer) / 20f * .125f; itemFill = 1; } itemY += lift; lift += .0625; } else { itemX = (processTimer - 85) / 35f * 1.5f; itemFill = 1; } itemDisplays[i] = new float[] { processTimer, itemX, itemY, itemZ, itemFill }; } ClientUtils.bindAtlas(); GlStateManager.pushMatrix(); GlStateManager.translate(0, lift, 0); renderModelPart(blockRenderer, tessellator, worldRenderer, te.getWorld(), state, model, blockPos, "lift"); GlStateManager.translate(0, -lift, 0); RenderHelper.enableStandardItemLighting(); GlStateManager.popMatrix(); switch (te.facing) { case NORTH: break; case SOUTH: GlStateManager.rotate(180, 0, 1, 0); break; case WEST: GlStateManager.rotate(90, 0, 1, 0); break; case EAST: GlStateManager.rotate(-90, 0, 1, 0); break; } float scale = .0625f; FluidStack fs = te.tanks[0].getFluid(); if (fs != null) { GlStateManager.pushMatrix(); float level = fs.amount / (float) te.tanks[0].getCapacity(); GlStateManager.translate(-.21875, .376, 1.21875); GlStateManager.scale(scale, scale, scale); float h = level * 9; ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, h); GlStateManager.rotate(90, 0, 1, 0); ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, h); GlStateManager.rotate(90, 0, 1, 0); GlStateManager.translate(-7, 0, 7); ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, h); GlStateManager.rotate(90, 0, 1, 0); ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, h); GlStateManager.rotate(90, 1, 0, 0); ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, 7); GlStateManager.translate(0, 0, -h); ClientUtils.drawRepeatedFluidSprite(fs, 0, 0, 7, 7); GlStateManager.scale(1 / scale, 1 / scale, 1 / scale); GlStateManager.translate(0, -1, -1); GlStateManager.popMatrix(); } //DRAW ITEMS HERE for (int i = 0; i < itemDisplays.length; i++) if (itemDisplays[i] != null) { BottlingProcess process = te.bottlingProcessQueue.get(i); if (process == null) continue; ItemStack display = itemDisplays[i][4] == 0 || process.items.get(1).isEmpty() ? process.items.get(0) : process.items.get(1); scale = .4375f; GlStateManager.translate(itemDisplays[i][1], itemDisplays[i][2], itemDisplays[i][3]); GlStateManager.scale(scale, scale, scale); if (itemDisplays[i][4] == 0) ClientUtils.mc().getRenderItem().renderItem(process.items.get(0), ItemCameraTransforms.TransformType.FIXED); else if (itemDisplays[i][4] == 1 || !ClientProxy.stencilBufferEnabled) ClientUtils.mc().getRenderItem().renderItem(display, ItemCameraTransforms.TransformType.FIXED); else { float h0 = -.5f; float h1 = h0 + itemDisplays[i][4]; BufferBuilder worldrenderer = tessellator.getBuffer(); //TODO move to GlStateManager if that ever gets the stencil functions GL11.glEnable(GL11.GL_STENCIL_TEST); GlStateManager.colorMask(false, false, false, false); GlStateManager.depthMask(false); GL11.glStencilFunc(GL11.GL_NEVER, 1, 0xFF); GL11.glStencilOp(GL11.GL_REPLACE, GL11.GL_KEEP, GL11.GL_KEEP); GL11.glStencilMask(0xFF); GlStateManager.clear(GL11.GL_STENCIL_BUFFER_BIT); GlStateManager.rotate(90.0F - ClientUtils.mc().getRenderManager().playerViewY, 0.0F, 1.0F, 0.0F); GlStateManager.disableTexture2D(); worldrenderer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION); ClientUtils.renderBox(worldrenderer, -.5, h0, -.5, .5, h1, .5); tessellator.draw(); GlStateManager.enableTexture2D(); GlStateManager.rotate(-(90.0F - ClientUtils.mc().getRenderManager().playerViewY), 0.0F, 1.0F, 0.0F); GlStateManager.colorMask(true, true, true, true); GlStateManager.depthMask(true); GL11.glStencilMask(0x00); GL11.glStencilFunc(GL11.GL_EQUAL, 0, 0xFF); ClientUtils.mc().getRenderItem().renderItem(process.items.get(0), ItemCameraTransforms.TransformType.FIXED); GL11.glStencilFunc(GL11.GL_EQUAL, 1, 0xFF); ClientUtils.mc().getRenderItem().renderItem(display, ItemCameraTransforms.TransformType.FIXED); GL11.glDisable(GL11.GL_STENCIL_TEST); } GlStateManager.scale(1 / scale, 1 / scale, 1 / scale); GlStateManager.translate(-itemDisplays[i][1], -itemDisplays[i][2], -itemDisplays[i][3]); } GlStateManager.popMatrix(); } public static void renderModelPart(final BlockRendererDispatcher blockRenderer, Tessellator tessellator, BufferBuilder worldRenderer, World world, IBlockState state, IBakedModel model, BlockPos pos, String... parts) { if (state instanceof IExtendedBlockState) state = ((IExtendedBlockState) state).withProperty(Properties.AnimationProperty, new OBJState(Arrays.asList(parts), true)); RenderHelper.disableStandardItemLighting(); GlStateManager.blendFunc(770, 771); GlStateManager.enableBlend(); GlStateManager.disableCull(); GlStateManager.color(1, 0, 0, 1); if (Minecraft.isAmbientOcclusionEnabled()) GlStateManager.shadeModel(7425); else GlStateManager.shadeModel(7424); worldRenderer.begin(GL11.GL_QUADS, DefaultVertexFormats.BLOCK); worldRenderer.setTranslation(-.5 - pos.getX(), -.5 - pos.getY(), -.5 - pos.getZ()); worldRenderer.color(255, 255, 255, 255); blockRenderer.getBlockModelRenderer().renderModel(world, model, state, pos, worldRenderer, true); worldRenderer.setTranslation(0.0D, 0.0D, 0.0D); tessellator.draw(); } }