RenderChunkBoundary.java 文件源码

private void renderChunkBorder(double yMin, double yMax, double xBase, double zBase) {
    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder buf = tessellator.getBuffer();

    int spacing = 16;

    for (LineStyle line : this.style.getLines()) {
        if (line.prepare(this.style.getRenderType())) {
            buf.begin(GL_LINES, DefaultVertexFormats.POSITION);
            line.applyColour();

            for (int x = -16; x <= 32; x += spacing) {
                for (int z = -16; z <= 32; z += spacing) {
                    buf.pos(xBase + x, yMin, zBase - z).endVertex();
                    buf.pos(xBase + x, yMax, zBase - z).endVertex();
                }
            }

            for (double y = yMin; y <= yMax; y += yMax) {
                buf.pos(xBase, y, zBase).endVertex();
                buf.pos(xBase, y, zBase - 16).endVertex();
                buf.pos(xBase, y, zBase - 16).endVertex();
                buf.pos(xBase + 16, y, zBase - 16).endVertex();
                buf.pos(xBase + 16, y, zBase - 16).endVertex();
                buf.pos(xBase + 16, y, zBase).endVertex();
                buf.pos(xBase + 16, y, zBase).endVertex();
                buf.pos(xBase, y, zBase).endVertex();
            }

            tessellator.draw();
        }
    }
}