| GL_APPLE_float_pixels | |
| http://developer.apple.com/opengl/extensions/apple_float_pixels.html | |
| GL_HALF_APPLE 0x140B | |
| GL_COLOR_FLOAT_APPLE 0x8A0F | |
| GL_RGBA_FLOAT32_APPLE 0x8814 | |
| GL_RGB_FLOAT32_APPLE 0x8815 | |
| GL_ALPHA_FLOAT32_APPLE 0x8816 | |
| GL_INTENSITY_FLOAT32_APPLE 0x8817 | |
| GL_LUMINANCE_FLOAT32_APPLE 0x8818 | |
| GL_LUMINANCE_ALPHA_FLOAT32_APPLE 0x8819 | |
| GL_RGBA_FLOAT16_APPLE 0x881A | |
| GL_RGB_FLOAT16_APPLE 0x881B | |
| GL_ALPHA_FLOAT16_APPLE 0x881C | |
| GL_INTENSITY_FLOAT16_APPLE 0x881D | |
| GL_LUMINANCE_FLOAT16_APPLE 0x881E | |
| GL_LUMINANCE_ALPHA_FLOAT16_APPLE 0x881F |