1GL_ARB_viewport_array 2https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_viewport_array.txt 3GL_ARB_viewport_array 4 5 GL_DEPTH_RANGE 0x0B70 6 GL_VIEWPORT 0x0BA2 7 GL_SCISSOR_BOX 0x0C10 8 GL_SCISSOR_TEST 0x0C11 9 GL_MAX_VIEWPORTS 0x825B 10 GL_VIEWPORT_SUBPIXEL_BITS 0x825C 11 GL_VIEWPORT_BOUNDS_RANGE 0x825D 12 GL_LAYER_PROVOKING_VERTEX 0x825E 13 GL_VIEWPORT_INDEX_PROVOKING_VERTEX 0x825F 14 GL_UNDEFINED_VERTEX 0x8260 15 GL_FIRST_VERTEX_CONVENTION 0x8E4D 16 GL_LAST_VERTEX_CONVENTION 0x8E4E 17 GL_PROVOKING_VERTEX 0x8E4F 18 void glDepthRangeArrayv (GLuint first, GLsizei count, const GLclampd * v) 19 void glDepthRangeIndexed (GLuint index, GLclampd n, GLclampd f) 20 void glGetDoublei_v (GLenum target, GLuint index, GLdouble* data) 21 void glGetFloati_v (GLenum target, GLuint index, GLfloat* data) 22 void glScissorArrayv (GLuint first, GLsizei count, const GLint * v) 23 void glScissorIndexed (GLuint index, GLint left, GLint bottom, GLsizei width, GLsizei height) 24 void glScissorIndexedv (GLuint index, const GLint * v) 25 void glViewportArrayv (GLuint first, GLsizei count, const GLfloat * v) 26 void glViewportIndexedf (GLuint index, GLfloat x, GLfloat y, GLfloat w, GLfloat h) 27 void glViewportIndexedfv (GLuint index, const GLfloat * v) 28