Method readCenterDepth

src/main/java/net/optifine/shaders/Shaders.java:5236–5247

()

    }

    public static void readCenterDepth()
    {
        if (!isShadowPass && centerDepthSmoothEnabled)
        {
            tempDirectFloatBuffer.clear();
            GL11.glReadPixels(renderWidth / 2, renderHeight / 2, 1, 1, GL11.GL_DEPTH_COMPONENT, GL11.GL_FLOAT, (FloatBuffer)tempDirectFloatBuffer);
            centerDepth = tempDirectFloatBuffer.get(0);
            float f = (float)diffSystemTime * 0.01F;
            float f1 = (float)Math.exp(Math.log(0.5D) * (double)f / (double)centerDepthSmoothHalflife);
            centerDepthSmooth = centerDepthSmooth * f1 + centerDepth * (1.0F - f1);
        }
    }

    public static void beginWeather()
    {