GL_ARB_vertex_shader http://www.opengl.org/registry/specs/ARB/vertex_shader.txt GL_ARB_vertex_shader GL_VERTEX_SHADER_ARB 0x8B31 GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB 0x8B4A GL_MAX_VARYING_FLOATS_ARB 0x8B4B GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB 0x8B4C GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB 0x8B4D GL_OBJECT_ACTIVE_ATTRIBUTES_ARB 0x8B89 GL_OBJECT_ACTIVE_ATTRIBUTE_MAX_LENGTH_ARB 0x8B8A void glBindAttribLocationARB (GLhandleARB programObj, GLuint index, const GLcharARB* name) void glGetActiveAttribARB (GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei* length, GLint *size, GLenum *type, GLcharARB *name) GLint glGetAttribLocationARB (GLhandleARB programObj, const GLcharARB* name)