equivalent-exchange-3/ee3_common/com/pahimar/ee3/client/renderer/RenderUtils.java

83 lines
3.3 KiB
Java

package com.pahimar.ee3.client.renderer;
import net.minecraft.block.Block;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.RenderEngine;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;
import org.lwjgl.opengl.GL11;
import com.pahimar.ee3.lib.Textures;
/**
* Equivalent-Exchange-3
*
* RenderUtils
*
* @author pahimar
* @license Lesser GNU Public License v3 (http://www.gnu.org/licenses/lgpl.html)
*
*/
public class RenderUtils {
private static int rotationAngle = 0;
public static void renderRotatingBlockIntoGUI(FontRenderer fontRenderer, RenderEngine renderEngine, ItemStack stack, int x, int y, float zLevel, float scale) {
RenderBlocks renderBlocks = new RenderBlocks();
Block block = Block.blocksList[stack.itemID];
renderEngine.func_98187_b(Textures.VANILLA_BLOCK_TEXTURE_SHEET);
GL11.glPushMatrix();
GL11.glTranslatef(x - 2, y + 3, -3.0F + zLevel);
GL11.glScalef(10.0F, 10.0F, 10.0F);
GL11.glTranslatef(1.0F, 0.5F, 1.0F);
GL11.glScalef(1.0F * scale, 1.0F * scale, -1.0F);
GL11.glRotatef(210.0F, 1.0F, 0.0F, 0.0F);
GL11.glRotatef(0F + 1 * rotationAngle, 0.0F, 1.0F, 0.0F);
rotationAngle = (rotationAngle + 1) % 360;
int var10 = Item.itemsList[stack.itemID].getColorFromItemStack(stack, 0);
float var16 = (var10 >> 16 & 255) / 255.0F;
float var12 = (var10 >> 8 & 255) / 255.0F;
float var13 = (var10 & 255) / 255.0F;
GL11.glColor4f(var16, var12, var13, 1.0F);
GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
renderBlocks.useInventoryTint = true;
renderBlocks.renderBlockAsItem(block, stack.getItemDamage(), 1.0F);
renderBlocks.useInventoryTint = true;
GL11.glPopMatrix();
}
public static void renderItemIntoGUI(FontRenderer fontRenderer, RenderEngine renderEngine, ItemStack itemStack, int x, int y, float opacity, float scale) {
Icon icon = itemStack.getIconIndex();
GL11.glDisable(GL11.GL_LIGHTING);
renderEngine.func_98187_b(Textures.VANILLA_ITEM_TEXTURE_SHEET);
int overlayColour = itemStack.getItem().getColorFromItemStack(itemStack, 0);
float red = (overlayColour >> 16 & 255) / 255.0F;
float green = (overlayColour >> 8 & 255) / 255.0F;
float blue = (overlayColour & 255) / 255.0F;
GL11.glColor4f(red, green, blue, opacity);
drawTexturedQuad(x, y, icon, 16 * scale, 16 * scale, -90);
GL11.glEnable(GL11.GL_LIGHTING);
}
public static void drawTexturedQuad(int x, int y, Icon icon, float width, float height, double zLevel) {
Tessellator tessellator = Tessellator.instance;
tessellator.startDrawingQuads();
tessellator.addVertexWithUV(x + 0, y + height, zLevel, icon.func_94209_e(), icon.func_94210_h());
tessellator.addVertexWithUV(x + width, y + height, zLevel, icon.func_94212_f(), icon.func_94210_h());
tessellator.addVertexWithUV(x + width, y + 0, zLevel, icon.func_94212_f(), icon.func_94206_g());
tessellator.addVertexWithUV(x + 0, y + 0, zLevel, icon.func_94209_e(), icon.func_94206_g());
tessellator.draw();
}
}