Electroblob77
103 lines
4.2 KiB
Java
103 lines
4.2 KiB
Java
package electroblob.wizardry.client.renderer;
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import electroblob.wizardry.Wizardry;
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import electroblob.wizardry.spell.ArcaneLock;
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import electroblob.wizardry.util.WizardryUtilities;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.renderer.BufferBuilder;
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import net.minecraft.client.renderer.GlStateManager;
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import net.minecraft.client.renderer.OpenGlHelper;
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import net.minecraft.client.renderer.Tessellator;
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import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.tileentity.TileEntity;
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import net.minecraft.util.ResourceLocation;
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import net.minecraft.util.math.Vec3d;
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import net.minecraft.world.World;
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import net.minecraftforge.client.event.RenderWorldLastEvent;
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import net.minecraftforge.fml.common.Mod;
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import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
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import net.minecraftforge.fml.relauncher.Side;
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import org.lwjgl.opengl.GL11;
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import java.util.ArrayList;
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import java.util.List;
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@Mod.EventBusSubscriber(Side.CLIENT)
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public class RenderArcaneLock {
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private static final ResourceLocation[] textures = new ResourceLocation[8];
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static {
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for(int i=0; i<textures.length; i++){
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textures[i] = new ResourceLocation(Wizardry.MODID, "textures/entity/arcane_lock_" + i + ".png");
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}
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}
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@SubscribeEvent
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public static void onRenderWorldLastEvent(RenderWorldLastEvent event){
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EntityPlayer player = Minecraft.getMinecraft().player;
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World world = Minecraft.getMinecraft().world;
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GlStateManager.pushMatrix();
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GlStateManager.enableBlend();
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boolean lighting = GL11.glIsEnabled(GL11.GL_LIGHTING);
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GlStateManager.disableLighting();
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OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240, 240);
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GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
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Vec3d origin = player.getPositionEyes(event.getPartialTicks());
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GlStateManager.translate(-origin.x, -origin.y + player.getEyeHeight(), -origin.z);
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GlStateManager.color(1, 1, 1, 1);
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Minecraft.getMinecraft().renderEngine.bindTexture(textures[(player.ticksExisted % (textures.length * 2))/2]);
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Tessellator tessellator = Tessellator.getInstance();
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BufferBuilder buffer = tessellator.getBuffer();
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buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
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// Someone managed to get a CME here so let's just copy the list to be safe
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// It's only cosmetic so if a tileentity somehow gets removed while we're rendering them it's not a big deal
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List<TileEntity> tileentities = new ArrayList<>(world.loadedTileEntityList);
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for(TileEntity tileentity : tileentities){
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if(tileentity == null) continue; // What the heck VoxelMap
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if(tileentity.getDistanceSq(origin.x, origin.y, origin.z) <= tileentity.getMaxRenderDistanceSquared()
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&& tileentity.getTileData().hasUniqueId(ArcaneLock.NBT_KEY)){
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Vec3d[] vertices = WizardryUtilities.getVertices(world.getBlockState(tileentity.getPos()).getBoundingBox(world, tileentity.getPos()).grow(0.05).offset(tileentity.getPos()));
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drawFace(buffer, vertices[0], vertices[1], vertices[3], vertices[2], 0, 0, 1, 1); // Bottom
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drawFace(buffer, vertices[6], vertices[7], vertices[2], vertices[3], 0, 0, 1, 1); // South
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drawFace(buffer, vertices[5], vertices[6], vertices[1], vertices[2], 0, 0, 1, 1); // East
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drawFace(buffer, vertices[4], vertices[5], vertices[0], vertices[1], 0, 0, 1, 1); // North
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drawFace(buffer, vertices[7], vertices[4], vertices[3], vertices[0], 0, 0, 1, 1); // West
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drawFace(buffer, vertices[5], vertices[4], vertices[6], vertices[7], 0, 0, 1, 1); // Top
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}
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}
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tessellator.draw();
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GlStateManager.disableBlend();
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GlStateManager.enableTexture2D();
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if (lighting) {
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GlStateManager.enableLighting();
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}
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GlStateManager.disableRescaleNormal();
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GlStateManager.popMatrix();
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}
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private static void drawFace(BufferBuilder buffer, Vec3d topLeft, Vec3d topRight, Vec3d bottomLeft, Vec3d bottomRight, float u1, float v1, float u2, float v2){
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buffer.pos(topLeft.x, topLeft.y, topLeft.z).tex(u1, v1).endVertex();
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buffer.pos(topRight.x, topRight.y, topRight.z).tex(u2, v1).endVertex();
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buffer.pos(bottomRight.x, bottomRight.y, bottomRight.z).tex(u2, v2).endVertex();
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buffer.pos(bottomLeft.x, bottomLeft.y, bottomLeft.z).tex(u1, v2).endVertex();
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}
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}
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