RenderElevatorCaller.java 文件源码

@Override
public void render(TileEntityElevatorCaller te, double x, double y, double z, float partialTicks, int destroyStage, float alpha) {
    Tessellator tess = Tessellator.getInstance();
    GlStateManager.pushMatrix();
    GlStateManager.translate(x + 0.5, y + 1.5, z + 0.5);
    GlStateManager.scale(1.0F, -1F, -1F);
    PneumaticCraftUtils.rotateMatrixByMetadata(te.getBlockMetadata());
    GlStateManager.translate(-1, 0, -1);

    FontRenderer fontRenderer = Minecraft.getMinecraft().getRenderManager().getFontRenderer();
    for (TileEntityElevatorCaller.ElevatorButton button : te.getFloors()) {
        GlStateManager.disableTexture2D();
        GlStateManager.disableLighting();
        GlStateManager.enableBlend();
        GlStateManager.tryBlendFuncSeparate(GlStateManager.SourceFactor.SRC_ALPHA, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA, GlStateManager.SourceFactor.ONE, GlStateManager.DestFactor.ZERO);
        GlStateManager.color(button.red, button.green, button.blue, 1F);
        BufferBuilder bufferBuilder = tess.getBuffer();
        bufferBuilder.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION);
        bufferBuilder.pos(button.posX + 0.5D, button.posY + 0.5D, 0.499D).endVertex();
        bufferBuilder.pos(button.posX + 0.5D, button.posY + button.height + 0.5D, 0.499D).endVertex();
        bufferBuilder.pos(button.posX + button.width + 0.5D, button.posY + button.height + 0.5D, 0.499D).endVertex();
        bufferBuilder.pos(button.posX + button.width + 0.5D, button.posY + 0.5D, 0.499D).endVertex();
        tess.draw();
        GlStateManager.enableTexture2D();
        GlStateManager.disableBlend();
        GlStateManager.enableLighting();

        GlStateManager.pushMatrix();
        GlStateManager.translate(button.posX + 0.5D, button.posY + 0.5D, 0.498);
        GlStateManager.translate(button.width / 2, button.height / 2, 0);
        float textScale = Math.min((float)button.width / 10F, (float)button.height / 10F);
        GlStateManager.scale(textScale, textScale, textScale);
        fontRenderer.drawString(button.buttonText, -fontRenderer.getStringWidth(button.buttonText) / 2, -fontRenderer.FONT_HEIGHT / 2, 0xFF000000);
        GlStateManager.popMatrix();
    }
    GlStateManager.popMatrix();
}