1581 			glTexSubImage2D(0, 0, 0, 0, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, 0);  in init()
1593 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, 0, GL_UNSIGNED_BYTE, 0);  in init()
1607 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_RGB, 0, 0);  in init()
1621 			glTexSubImage2D(GL_TEXTURE_2D, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1635 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1637 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1639 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1641 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1643 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1645 			glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, -1, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1660 			glTexSubImage2D(GL_TEXTURE_2D, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1675 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1677 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1679 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1681 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1683 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1685 …glTexSubImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, log2MaxTextureSize, 0, 0, 0, 0, GL_RGBA, GL_UNSIGN…  in init()
1699 			glTexSubImage2D(GL_TEXTURE_2D, 0, -1, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1701 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, -1, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1703 			glTexSubImage2D(GL_TEXTURE_2D, 0, -1, -1, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1717 			glTexSubImage2D(GL_TEXTURE_2D, 0, 8, 4, 10, 10, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1719 			glTexSubImage2D(GL_TEXTURE_2D, 0, 4, 8, 10, 10, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1721 			glTexSubImage2D(GL_TEXTURE_2D, 0, 8, 8, 10, 10, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1735 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, -1, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1737 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, -1, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1739 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, -1, -1, GL_RGBA, GL_UNSIGNED_BYTE, 0);  in init()
1753 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_6_5, 0);  in init()
1758 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_4_4_4_4, 0);  in init()
1760 			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_5_5_1, 0);  in init()