IGLESShaderRenderer mem info

    public int getFreeMemory() {
        int GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX = 0x9049;
        int VBO_FREE_MEMORY_ATI = 0x87FB;
        int TEXTURE_FREE_MEMORY_ATI= 0x87FC;
        int RENDERBUFFER_FREE_MEMORY_ATI= 0x87FD;
        int[] freeMemory = new int[3];
        if(JmeIosGLES.glGetString(JmeIosGLES.GL_VENDOR).equals("NVIDIA Corporation")){
            JmeIosGLES.glGetIntegerv(GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, freeMemory, 0);
            return freeMemory[0];
        }
        else if(JmeIosGLES.glGetString(JmeIosGLES.GL_VENDOR).equals("ATI Technologies")) {
            JmeIosGLES.glGetIntegerv(VBO_FREE_MEMORY_ATI, freeMemory,0);
            JmeIosGLES.glGetIntegerv(TEXTURE_FREE_MEMORY_ATI, freeMemory,0);
            JmeIosGLES.glGetIntegerv(RENDERBUFFER_FREE_MEMORY_ATI, freeMemory,0);
            return freeMemory[0]+freeMemory[1]+freeMemory[2];
        }
        else
            throw new UnsupportedOperationException("Cannot retrieve GPU's memory info");

    }

    public int getMaxMemory() {
        int[] maxMemory = new int[1];
        int GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX  =  0x9048;
        if(JmeIosGLES.glGetString(JmeIosGLES.GL_VENDOR).equals("NVIDIA Corporation")) {
            JmeIosGLES.glGetIntegerv(GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX, maxMemory, 0);
            return maxMemory[0];
        } else if (JmeIosGLES.glGetString(JmeIosGLES.GL_VENDOR).equals("ATI Technologies")){
            return -1;
        } else
            throw new UnsupportedOperationException("Cannot retrieve GPU's memory info");
    }