#include
<WTypes.h>

Defines
#define	DISP_VERTTICKS (1<<0)
	Display vertices as tick marks.
#define	DISP_BEZHANDLES (1<<1)
	Display Bezier handles.
#define	DISP_OBJSELECTED (1<<8)
	Mimics COMP_OBJSELECTED in mesh.h.
#define	DISP_SELVERTS (1<<10)
	Display selected vertices.
#define	DISP_SELFACES (1<<11)
	Display selected faces.
#define	DISP_SELSEGMENTS (1<<11)
	Display selected segments.
#define	DISP_SELPATCHES (1<<11)
	Display selected patches.
#define	DISP_SELEDGES (1<<12)
	Display selected edges.
#define	DISP_SELPOLYS (1<<13)
	Display selected polygons.
#define	DISP_SELHANDLES (1<<14)
	Display selected handles.
#define	DISP_UNSELECTED (1<<14)
	Used by loft -- Shape unselected.
#define	DISP_SELECTED (1<<15)
	Used by loft -- Shape selected.
#define	DISP_LATTICE (1<<16)
#define	DISP_ATSHAPELEVEL (1<<16)
	Used by loft -- Shape at current level.
#define	DISP_VERT_NUMBERS (1<<17)
	When this bit is set, and vertex ticks are being displayed, the shape is drawn with vertex numbers in addition to the ticks.
#define	DISP_VERTS (1<<17)
#define	DISP_VERT_NUMBERS_SELONLY (1<<18)
	When this bit is set and the DISP_VERT_NUMBERS bit is set, only the numbers of selected vertices are displayed.
#define	DISP_SPLINES_ORTHOG (1<<25)
	Not displayed, but splines to be created orthogonally.
#define	PSHAPE_BUILTIN_STEPS -2
	Uses the shape's built-in steps/adaptive settings (default)
#define	PSHAPE_ADAPTIVE_STEPS -1
	Forces adaptive steps.
#define	SHAPE_OBJECT (1<<0)
	Object level selection.
#define	SHAPE_SPLINE (1<<1)
	Spline level selection (a single polygon within the shape).
#define	SHAPE_SEGMENT (1<<2)
	Segment level selection.
#define	SHAPE_VERTEX (1<<3)
	Vertex level selection.
#define	SUBHIT_SHAPE_SELONLY (1<<0)
#define	SUBHIT_SHAPE_UNSELONLY (1<<2)
#define	SUBHIT_SHAPE_ABORTONHIT (1<<3)
#define	SUBHIT_SHAPE_SELSOLID (1<<4)
#define	SUBHIT_SHAPE_VERTS (1<<24)
#define	SUBHIT_SHAPE_SEGMENTS (1<<25)
#define	SUBHIT_SHAPE_POLYS (1<<26)
#define	SUBHIT_SHAPE_TYPEMASK (SUBHIT_SHAPE_VERTS\|SUBHIT_SHAPE_SEGMENTS\|SUBHIT_SHAPE_POLYS)
#define	IPB_STEPS 0
#define	IPB_OPTIMIZE 1
#define	IPB_ADAPTIVE 2
#define	DEF_STEPS 6
#define	DEF_OPTIMIZE TRUE
#define	DEF_ADAPTIVE FALSE
#define	DEF_RENDERABLE FALSE
#define	DEF_DISPRENDERMESH FALSE
#define	DEF_RENDERABLE_THICKNESS 1.0f
#define	DEF_RENDERABLE_SIDES 12
#define	DEF_RENDERABLE_ANGLE 0.0f
#define	DEF_GENUVS FALSE
#define	PARAM_SIMPLE 0
#define	PARAM_NORMALIZED 1
#define	GW_DRV_RENDERER 0
#define	GW_DRV_DEVICE 1
#define	GW_HEIDI 0
#define	GW_OPENGL 1
#define	GW_DIRECT3D 2
#define	GW_HEIDI3D 3
#define	GW_NULL 4
#define	GW_CUSTOM 5
#define	GW_NITROUS 6
#define	POINT_RGN 0x0001
#define	RECT_RGN 0x0002
#define	CIRCLE_RGN 0x0004
#define	FENCE_RGN 0x0008
#define	RGN_DIR_UNDEF -1
#define	RGN_DIR_RIGHT 0
#define	RGN_DIR_LEFT 1
#define	AC_DIR_RL_CROSS 0
	Right to left implies crossing (AutoCAD compatible)
#define	AC_DIR_LR_CROSS 1
	Left to right implies crossing (AutoCAD incompatible)
#define	WM_SHUTDOWN (WM_USER+2001)
#define	WM_INIT_COMPLETE (WM_USER+2002)
#define	GW_MAX_FILE_LEN 128
#define	GW_MAX_CAPTION_LEN 128
#define	GW_MAX_VERTS 32
#define	GFX_MAX_STRIP 100
#define	GFX_MAX_TEXTURES 8
#define	GW_NO_ATTS 0x0000000
#define	GW_WIREFRAME 0x0000001
#define	GW_ILLUM 0x0000002
#define	GW_FLAT 0x0000004
#define	GW_SPECULAR 0x0000008
#define	GW_TEXTURE 0x0000010
#define	GW_Z_BUFFER 0x0000020
#define	GW_PERSP_CORRECT 0x0000040
#define	GW_POLY_EDGES 0x0000080
#define	GW_BACKCULL 0x0000100
#define	GW_TWO_SIDED 0x0000200
#define	GW_COLOR_VERTS 0x0000400
#define	GW_SHADE_CVERTS 0x0000800
#define	GW_PICK 0x0001000
#define	GW_BOX_MODE 0x0002000
#define	GW_ALL_EDGES 0x0004000
#define	GW_VERT_TICKS 0x0008000
#define	GW_SHADE_SEL_FACES 0x0010000
#define	GW_TRANSPARENCY 0x0020000
#define	GW_TRANSPARENT_PASS 0x0040000
#define	GW_EMISSIVE_VERTS 0x0080000
#define	GW_ALL_OPAQUE 0x0100000
#define	GW_EDGES_ONLY 0x0200000
#define	GW_CONSTANT 0x0400000
#define	GW_HIDDENLINE 0x0800000
	Similar to GW_CONSTANT but the shade color will be the color of the background.
#define	GW_BLENDING 0x1000000
#define	GW_DEPTHWRITE_DISABLE 0x2000000
	Disables writing into the depth buffer.
#define	GW_LIGHTING (GW_ILLUM \| GW_SPECULAR)
#define	GW_SHAPE_RECT 0
#define	GW_SHAPE_CIRCULAR 1
#define	GW_TEX_NO_TILING 0
#define	GW_TEX_REPEAT 1
#define	GW_TEX_MIRROR 2
#define	GW_TEX_LEAVE 0
	Use the source pixel value.
#define	GW_TEX_REPLACE 1
	Use the texture pixel value.
#define	GW_TEX_MODULATE 2
	Multiply the source with the texture.
#define	GW_TEX_ADD 3
	Add the source and texture.
#define	GW_TEX_ADD_SIGNED 4
	Add the source and texture with an 0.5 subtraction.
#define	GW_TEX_SUBTRACT 5
	Subtract the source from the texture.
#define	GW_TEX_ADD_SMOOTH 6
	Add the source and the texture then subtract their product.
#define	GW_TEX_ALPHA_BLEND 7
	Alpha blend the texture with the source.
#define	GW_TEX_PREMULT_ALPHA_BLEND 8
	Alpha blend the the source with a premultiplied alpha texture.
#define	GW_TEX_ALPHA_BLEND2 9
	Alpha blend the the source with a premultiplied alpha texture with GL_MODULATE as the tex env instead of GL_DECAL.
#define	GW_TEX_SCALE_1X 0
	Multiply the tex op result by 1.
#define	GW_TEX_SCALE_2X 1
	Multiply the tex op result by 2.
#define	GW_TEX_SCALE_4X 2
	Multiply the tex op result by 4.
#define	GW_TEX_ZERO 0
	Use no alpha value.
#define	GW_TEX_SOURCE 1
	Use the source alpha.
#define	GW_TEX_TEXTURE 2
	Use the texture alpha.
#define	GW_TEX_CONSTANT 3
	Use a constant BGRA color as an alpha.
#define	GW_TEX_PREVIOUS 4
	Use the previous texture stage alpha.
#define	GW_LEFT_PLANE 0x0100
#define	GW_RIGHT_PLANE 0x0200
#define	GW_BOTTOM_PLANE 0x0400
#define	GW_TOP_PLANE 0x0800
#define	GW_FRONT_PLANE 0x1000
#define	GW_BACK_PLANE 0x2000
#define	GW_PLANE_MASK 0x3f00
#define	GW_EDGE_SKIP 0
#define	GW_EDGE_VIS 1
#define	GW_EDGE_INVIS 2
#define	BUF_F_BUFFER 0
#define	BUF_Z_BUFFER 1
#define	GW_DOES_SUPPORT TRUE
#define	GW_DOES_NOT_SUPPORT FALSE
#define	GW_SPT_TXT_CORRECT 0
	Allow perspective correction to be toggled?
#define	GW_SPT_GEOM_ACCEL 1
	Do 3D xforms, clipping, lighting thru driver?
#define	GW_SPT_TRI_STRIPS 2
	Send down strips instead of individual triangles?
#define	GW_SPT_DUAL_PLANES 3
	Allow dual planes to be used?
#define	GW_SPT_SWAP_MODEL 4
	Update viewports with complete redraw on WM_PAINT?
#define	GW_SPT_INCR_UPDATE 5
	Redraw only damaged areas on object move?
#define	GW_SPT_1_PASS_DECAL 6
	Do decaling with only one pass?
#define	GW_SPT_DRIVER_CONFIG 7
	Allow driver config dialog box?
#define	GW_SPT_TEXTURED_BKG 8
	Is viewport background a texture?
#define	GW_SPT_VIRTUAL_VPTS 9
	Are viewports bigger than the window allowed?
#define	GW_SPT_PAINT_DOES_BLIT 10
	Does WM_PAINT cause a backbuffer blit?
#define	GW_SPT_WIREFRAME_STRIPS 11
	Are wireframe objects are sent as tristrips?
#define	GW_SPT_ORG_UPPER_LEFT 12
	Is the device origin at upper left?
#define	GW_SPT_ARRAY_PROCESSING 13
	Can the drive handle vertex array data?
#define	GW_SPT_NUM_LIGHTS 14
	Number of lights supported?
#define	GW_SPT_NUM_TEXTURES 15
	Number of multitexture stages supported?
#define	GW_SPT_WIRE_FACES 16
	Support for wireframe faces with visibility flags?
#define	GW_SPT_TOTAL 17
	The maximum number of support queries.
#define	GW_DISPLAY_MAXIMIZED 1
#define	GW_DISPLAY_WINDOWED 2
#define	GW_DISPLAY_INVISIBLE 3
#define	GW_PASS_ONE 0
#define	GW_PASS_TWO 1
#define	GW_ATTEN_NONE 0x0000
#define	GW_ATTEN_START 0x0001
#define	GW_ATTEN_END 0x0002
#define	GW_ATTEN_LINEAR 0x0010
#define	GW_ATTEN_QUAD 0x0020
#define	SYSTEM_LOCK_RETURN 0x001
#define	SYSTEM_REMOTE_RETURN 0x002
Variables
const double	pi = 3.141592653589793
	The constant PI defined as a double.
const double	piOver180 = 3.141592653589793 / 180.0
	The constant value of PI divided by 180.0 defined as a double.