GL_ARB_texture_compression http://www.opengl.org/registry/specs/ARB/texture_compression.txt GL_ARB_texture_compression GL_COMPRESSED_ALPHA_ARB 0x84E9 GL_COMPRESSED_LUMINANCE_ARB 0x84EA GL_COMPRESSED_LUMINANCE_ALPHA_ARB 0x84EB GL_COMPRESSED_INTENSITY_ARB 0x84EC GL_COMPRESSED_RGB_ARB 0x84ED GL_COMPRESSED_RGBA_ARB 0x84EE GL_TEXTURE_COMPRESSION_HINT_ARB 0x84EF GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB 0x86A0 GL_TEXTURE_COMPRESSED_ARB 0x86A1 GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A2 GL_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A3 void glCompressedTexImage1DARB (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void* data) void glCompressedTexImage2DARB (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void* data) void glCompressedTexImage3DARB (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void* data) void glCompressedTexSubImage1DARB (GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void* data) void glCompressedTexSubImage2DARB (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void* data) void glCompressedTexSubImage3DARB (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void* data) void glGetCompressedTexImageARB (GLenum target, GLint lod, void* img)