Added crafting monitor item TESR (refactored out item rendering of that kind into a shared class).

Fixes server startup issues due to sidedness.
2016-09-14 00:50:02 +02:00
parent dc88dda1f2
commit 7584d00681
12 changed files with 210 additions and 101 deletions
@@ -0,0 +1,125 @@
+package appeng.client.render;
+
+
+import org.lwjgl.opengl.GL11;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.OpenGlHelper;
+import net.minecraft.client.renderer.RenderItem;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.EnumFacing;
+
+import appeng.api.storage.data.IAEItemStack;
+import appeng.util.IWideReadableNumberConverter;
+import appeng.util.ReadableNumberConverter;
+
+
+/**
+ * Helper methods for rendering TESRs.
+ */
+public class TesrRenderHelper
+{
+
+	private static final IWideReadableNumberConverter NUMBER_CONVERTER = ReadableNumberConverter.INSTANCE;
+
+	/**
+	 * Move the current coordinate system to the center of the given block face, assuming that the origin is currently at the center of a block.
+	 */
+	public static void moveToFace( EnumFacing face )
+	{
+		GL11.glTranslated( face.getFrontOffsetX() * 0.50, face.getFrontOffsetY() * 0.50, face.getFrontOffsetZ() * 0.50 );
+	}
+
+	/**
+	 * Rotate the current coordinate system so it is on the face of the given block side. This can be used to render on the given face as if it was
+	 * a 2D canvas.
+	 */
+	public static void rotateToFace( EnumFacing face, byte spin )
+	{
+		switch( face )
+		{
+			case UP:
+				GL11.glScalef( 1.0f, -1.0f, 1.0f );
+				GL11.glRotatef( 90.0f, 1.0f, 0.0f, 0.0f );
+				GL11.glRotatef( spin * 90.0F, 0, 0, 1 );
+				break;
+
+			case DOWN:
+				GL11.glScalef( 1.0f, -1.0f, 1.0f );
+				GL11.glRotatef( -90.0f, 1.0f, 0.0f, 0.0f );
+				GL11.glRotatef( spin * -90.0F, 0, 0, 1 );
+				break;
+
+			case EAST:
+				GL11.glScalef( -1.0f, -1.0f, -1.0f );
+				GL11.glRotatef( -90.0f, 0.0f, 1.0f, 0.0f );
+				break;
+
+			case WEST:
+				GL11.glScalef( -1.0f, -1.0f, -1.0f );
+				GL11.glRotatef( 90.0f, 0.0f, 1.0f, 0.0f );
+				break;
+
+			case NORTH:
+				GL11.glScalef( -1.0f, -1.0f, -1.0f );
+				break;
+
+			case SOUTH:
+				GL11.glScalef( -1.0f, -1.0f, -1.0f );
+				GL11.glRotatef( 180.0f, 0.0f, 1.0f, 0.0f );
+				break;
+
+			default:
+				break;
+		}
+	}
+
+	/**
+	 * Render an item in 2D.
+	 */
+	public static void renderItem2d( ItemStack itemStack, float scale )
+	{
+		if( itemStack != null )
+		{
+			OpenGlHelper.setLightmapTextureCoords( OpenGlHelper.lightmapTexUnit, 240.f, 240.0f );
+
+			GlStateManager.pushMatrix();
+
+			// The Z-scaling by 0.0001 causes the model to be visually "flattened"
+			// This cannot replace a proper projection, but it's cheap and gives the desired
+			// effect at least from head-on
+			GlStateManager.scale( scale / 32.0f, scale / 32.0f, 0.0001f );
+			// Position the item icon at the top middle of the panel
+			GlStateManager.translate( -8, -11, 0 );
+
+			RenderItem renderItem = Minecraft.getMinecraft().getRenderItem();
+			renderItem.renderItemAndEffectIntoGUI( itemStack, 0, 0 );
+
+			GlStateManager.popMatrix();
+		}
+	}
+
+	/**
+	 * Render an item in 2D and the given text below it.
+	 * @param spacing Specifies how far apart the item and the item stack amount are rendered.
+	 */
+	public static void renderItem2dWithAmount( IAEItemStack itemStack, float itemScale, float spacing ) {
+
+		TesrRenderHelper.renderItem2d( itemStack.getItemStack(), itemScale );
+
+		final long stackSize = itemStack.getStackSize();
+		final String renderedStackSize = NUMBER_CONVERTER.toWideReadableForm( stackSize );
+
+		// Render the item count
+		final FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
+		final int width = fr.getStringWidth( renderedStackSize );
+		GL11.glTranslatef( 0.0f, spacing, 0 );
+		GL11.glScalef( 1.0f / 62.0f, 1.0f / 62.0f, 1.0f / 62.0f );
+		GL11.glTranslatef( -0.5f * width, 0.0f, 0.5f );
+		fr.drawString( renderedStackSize, 0, 0, 0 );
+
+	}
+
+}