li/cil/oc/client/PowerDistributorRenderer.scala

package li.cil.oc.client

import li.cil.oc.Config
import li.cil.oc.common.tileentity
import net.minecraft.client.renderer.Tessellator
import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer
import net.minecraft.tileentity.TileEntity
import net.minecraft.util.ResourceLocation
import org.lwjgl.opengl.GL11

object PowerDistributorRenderer extends TileEntitySpecialRenderer {
  private val sideOn = new ResourceLocation(Config.resourceDomain, "textures/blocks/power_distributor_on.png")

  override def renderTileEntityAt(tileEntity: TileEntity, x: Double, y: Double, z: Double, f: Float) = {
    val distributor = tileEntity.asInstanceOf[tileentity.PowerDistributor]
    if (distributor.isActive) {
      GL11.glPushAttrib(0xFFFFFF)

      RenderUtil.disableLighting()
      RenderUtil.makeItBlend()

      GL11.glPushMatrix()

      GL11.glTranslated(x + 0.5, y + 0.5, z + 0.5)
      GL11.glScalef(1.002f, -1.002f, 1.002f)
      GL11.glTranslatef(-0.5f, -0.5f, -0.5f)

      bindTexture(sideOn)

      val t = Tessellator.instance
      t.startDrawingQuads()

      t.addVertexWithUV(1, 1, 0, 0, 1)
      t.addVertexWithUV(0, 1, 0, 1, 1)
      t.addVertexWithUV(0, 0, 0, 1, 0)
      t.addVertexWithUV(1, 0, 0, 0, 0)

      t.addVertexWithUV(0, 1, 1, 0, 1)
      t.addVertexWithUV(1, 1, 1, 1, 1)
      t.addVertexWithUV(1, 0, 1, 1, 0)
      t.addVertexWithUV(0, 0, 1, 0, 0)

      t.addVertexWithUV(1, 1, 1, 0, 1)
      t.addVertexWithUV(1, 1, 0, 1, 1)
      t.addVertexWithUV(1, 0, 0, 1, 0)
      t.addVertexWithUV(1, 0, 1, 0, 0)

      t.addVertexWithUV(0, 1, 0, 0, 1)
      t.addVertexWithUV(0, 1, 1, 1, 1)
      t.addVertexWithUV(0, 0, 1, 1, 0)
      t.addVertexWithUV(0, 0, 0, 0, 0)

      t.draw()

      GL11.glPopMatrix()
      GL11.glPopAttrib()
    }
  }

}