Example usage for net.minecraftforge.client.model.pipeline LightUtil unpack

Introduction

In this page you can find the example usage for net.minecraftforge.client.model.pipeline LightUtil unpack.

Prototype

public static void unpack(int[] from, float[] to, VertexFormat formatFrom, int v, int e) 

Source Link

Usage

From source file:blusunrize.immersiveengineering.client.models.SmartLightingQuad.java

@Override
public void pipe(IVertexConsumer consumer) {
    IBlockAccess world = null;/*w  w  w .j  a  v a 2  s  .com*/
    BlockInfo info = null;
    if (consumer instanceof VertexLighterFlat) {
        try {
            info = (BlockInfo) blockInfo.get(consumer);
            world = info.getWorld();
            if (world instanceof ChunkCache)
                world = ((ChunkCache) world).world;
            consumer = (IVertexConsumer) parent.get(consumer);
        } catch (Throwable e) {
            e.printStackTrace();
        }
    }
    consumer.setQuadOrientation(this.getFace());
    if (this.hasTintIndex())
        consumer.setQuadTint(this.getTintIndex());
    float[] data = new float[4];
    VertexFormat format = consumer.getVertexFormat();
    int count = format.getElementCount();
    int[] eMap = LightUtil.mapFormats(format, DefaultVertexFormats.ITEM);
    int itemCount = DefaultVertexFormats.ITEM.getElementCount();
    eMap[eMap.length - 1] = 2;
    for (int v = 0; v < 4; v++)
        for (int e = 0; e < count; e++)
            if (eMap[e] != itemCount) {
                if (format.getElement(e).getUsage() == EnumUsage.UV
                        && format.getElement(e).getType() == EnumType.SHORT)//lightmap is UV with 2 shorts
                {
                    int brightness;
                    if (!ignoreLight && world != null && !(world instanceof ChunkCache)) {
                        BlockPos here = blockPos.add(relativePos[v][0], relativePos[v][1], relativePos[v][2]);
                        brightness = world.getCombinedLight(here, 0);
                    } else
                        brightness = staticBrightness;
                    data[0] = ((float) ((brightness >> 0x04) & 0xF) * 0x20) / 0xFFFF;
                    data[1] = ((float) ((brightness >> 0x14) & 0xF) * 0x20) / 0xFFFF;
                } else
                    LightUtil.unpack(this.getVertexData(), data, DefaultVertexFormats.ITEM, v, eMap[e]);
                consumer.put(e, data);
            } else
                consumer.put(e, 0);
}

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