1GL_ARB_texture_float
2http://www.opengl.org/registry/specs/ARB/texture_float.txt
3GL_ARB_texture_float
4	GL_RGBA32F_ARB 0x8814
5	GL_RGB32F_ARB 0x8815
6	GL_ALPHA32F_ARB 0x8816
7	GL_INTENSITY32F_ARB 0x8817
8	GL_LUMINANCE32F_ARB 0x8818
9	GL_LUMINANCE_ALPHA32F_ARB 0x8819
10	GL_RGBA16F_ARB 0x881A
11	GL_RGB16F_ARB 0x881B
12	GL_ALPHA16F_ARB 0x881C
13	GL_INTENSITY16F_ARB 0x881D
14	GL_LUMINANCE16F_ARB 0x881E
15	GL_LUMINANCE_ALPHA16F_ARB 0x881F
16	GL_TEXTURE_RED_TYPE_ARB 0x8C10
17	GL_TEXTURE_GREEN_TYPE_ARB 0x8C11
18	GL_TEXTURE_BLUE_TYPE_ARB 0x8C12
19	GL_TEXTURE_ALPHA_TYPE_ARB 0x8C13
20	GL_TEXTURE_LUMINANCE_TYPE_ARB 0x8C14
21	GL_TEXTURE_INTENSITY_TYPE_ARB 0x8C15
22	GL_TEXTURE_DEPTH_TYPE_ARB 0x8C16
23	GL_UNSIGNED_NORMALIZED_ARB 0x8C17
24