@MrPotter
see your result "GL_MAX_TEXTURE_SIZE = 2048" now try to add 1024+1920 that's definitely more than 2048. So it is not supported by the hardware.
@MrPotter
see your result "GL_MAX_ TEXTURE_ SIZE = 2048" now try to add 1024+1920 that's definitely more than 2048. So it is not supported by the hardware.