Method clearRenderBuffer

src/main/java/net/optifine/shaders/Shaders.java:4277–4365

()

    }

    public static void clearRenderBuffer()
    {
        if (isShadowPass)
        {
            checkGLError("shadow clear pre");
            EXTFramebufferObject.glFramebufferTexture2DEXT(36160, 36096, 3553, sfbDepthTextures.get(0), 0);
            GL11.glClearColor(1.0F, 1.0F, 1.0F, 1.0F);
            GL20.glDrawBuffers(ProgramShadow.getDrawBuffers());
            checkFramebufferStatus("shadow clear");
            GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
            checkGLError("shadow clear");
        }
        else
        {
            checkGLError("clear pre");

            if (gbuffersClear[0])
            {
                Vector4f vector4f = gbuffersClearColor[0];

                if (vector4f != null)
                {
                    GL11.glClearColor(vector4f.getX(), vector4f.getY(), vector4f.getZ(), vector4f.getW());
                }

                if (dfbColorTexturesFlip.isChanged(0))
                {
                    EXTFramebufferObject.glFramebufferTexture2DEXT(36160, 36064, 3553, dfbColorTexturesFlip.getB(0), 0);
                    GL20.glDrawBuffers(36064);
                    GL11.glClear(16384);
                    EXTFramebufferObject.glFramebufferTexture2DEXT(36160, 36064, 3553, dfbColorTexturesFlip.getA(0), 0);
                }

                GL20.glDrawBuffers(36064);
                GL11.glClear(16384);
            }

            if (gbuffersClear[1])
            {
                GL11.glClearColor(1.0F, 1.0F, 1.0F, 1.0F);
                Vector4f vector4f2 = gbuffersClearColor[1];

                if (vector4f2 != null)
                {
                    GL11.glClearColor(vector4f2.getX(), vector4f2.getY(), vector4f2.getZ(), vector4f2.getW());
                }

                if (dfbColorTexturesFlip.isChanged(1))
                {
                    EXTFramebufferObject.glFramebufferTexture2DEXT(36160, 36065, 3553, dfbColorTexturesFlip.getB(1), 0);
                    GL20.glDrawBuffers(36065);
                    GL11.glClear(16384);
                    EXTFramebufferObject.glFramebufferTexture2DEXT(36160, 36065, 3553, dfbColorTexturesFlip.getA(1), 0);
                }

                GL20.glDrawBuffers(36065);
                GL11.glClear(16384);
            }