FluidStackRenderer.java 文件源码

private static void drawTextureWithMasking(double xCoord, double yCoord, TextureAtlasSprite textureSprite, int maskTop, int maskRight, double zLevel) {
    double uMin = (double) textureSprite.getMinU();
    double uMax = (double) textureSprite.getMaxU();
    double vMin = (double) textureSprite.getMinV();
    double vMax = (double) textureSprite.getMaxV();
    uMax = uMax - (maskRight / 16.0 * (uMax - uMin));
    vMax = vMax - (maskTop / 16.0 * (vMax - vMin));

    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder bufferBuilder = tessellator.getBuffer();
    bufferBuilder.begin(7, DefaultVertexFormats.POSITION_TEX);
    bufferBuilder.pos(xCoord, yCoord + 16, zLevel).tex(uMin, vMax).endVertex();
    bufferBuilder.pos(xCoord + 16 - maskRight, yCoord + 16, zLevel).tex(uMax, vMax).endVertex();
    bufferBuilder.pos(xCoord + 16 - maskRight, yCoord + maskTop, zLevel).tex(uMax, vMin).endVertex();
    bufferBuilder.pos(xCoord, yCoord + maskTop, zLevel).tex(uMin, vMin).endVertex();
    tessellator.draw();
}