// adds GL_FRAMEBUFFER_SRGB_EXT flag as on desktop OpenGL
#define GL_FRAMEBUFFER_SRGB 0x8DB9
+ #define GL_TEXTURE_BASE_LEVEL 0x813C
+ #define GL_TEXTURE_MAX_LEVEL 0x813D
+
// OpenGL ES 3.1+
#define GL_TEXTURE_2D_MULTISAMPLE 0x9100
#define GL_MAX_SAMPLES 0x8D57