GT5-Unofficial/main/java/gregtech/common/render/GT_RenderUtil.java

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Java
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2015-06-23 22:29:05 +00:00
package gregtech.common.render;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.IIcon;
public class GT_RenderUtil
{
public static void renderItemIcon(IIcon icon, double size, double z, float nx, float ny, float nz)
{
renderItemIcon(icon, 0.0D, 0.0D, size, size, z, nx, ny, nz);
}
public static void renderItemIcon(IIcon icon, double xStart, double yStart, double xEnd, double yEnd, double z, float nx, float ny, float nz)
{
if (icon == null) {
return;
}
Tessellator.instance.startDrawingQuads();
Tessellator.instance.setNormal(nx, ny, nz);
if (nz > 0.0F)
{
Tessellator.instance.addVertexWithUV(xStart, yStart, z, icon.getMinU(), icon.getMinV());
Tessellator.instance.addVertexWithUV(xEnd, yStart, z, icon.getMaxU(), icon.getMinV());
Tessellator.instance.addVertexWithUV(xEnd, yEnd, z, icon.getMaxU(), icon.getMaxV());
Tessellator.instance.addVertexWithUV(xStart, yEnd, z, icon.getMinU(), icon.getMaxV());
}
else
{
Tessellator.instance.addVertexWithUV(xStart, yEnd, z, icon.getMinU(), icon.getMaxV());
Tessellator.instance.addVertexWithUV(xEnd, yEnd, z, icon.getMaxU(), icon.getMaxV());
Tessellator.instance.addVertexWithUV(xEnd, yStart, z, icon.getMaxU(), icon.getMinV());
Tessellator.instance.addVertexWithUV(xStart, yStart, z, icon.getMinU(), icon.getMinV());
}
Tessellator.instance.draw();
}
}