265 lines
7.7 KiB
C
265 lines
7.7 KiB
C
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/******************************Module*Header*******************************\
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* Module Name: sstext3d.h
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*
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* Global header for text3D screen saver.
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*
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* Created: 12-24-94 -by- Marc Fortier [marcfo]
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*
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* Copyright (c) 1994 Microsoft Corporation
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*
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\**************************************************************************/
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#ifndef __sstext3d_h__
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#define __sstext3d_h__
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#include <commctrl.h>
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#include "dlgs.h"
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#include "sscommon.h"
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#define PI_OVER_2 (PI/2.0f)
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#define PI_OVER_4 (PI/4.0f)
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#define TEXT_BUF_SIZE 100 // max length of display text buffer
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// (including NULL termination)
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#define TEXT_LIMIT 16 // max length of user-inputted display text
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#define MAX_IROT 100 // max integer rotation level (from slider)
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#define MIN_SLIDER 0
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#define MAX_SLIDER 100
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// demo types
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enum {
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DEMO_STRING = 0, // static string
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DEMO_CLOCK, // digital clock
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DEMO_VSTRING, // variable string (actually a subset of DEMO_STRING)
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};
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#define MAX_DEMO 1 // max demo index
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#define NUM_DEMOS (MAX_DEMO+1)
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// surface styles
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enum {
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SURFSTYLE_SOLID = 0,
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SURFSTYLE_TEX,
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SURFSTYLE_WIREFRAME
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};
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// rotation styles
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enum {
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ROTSTYLE_NONE = 0,
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ROTSTYLE_SEESAW,
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ROTSTYLE_WOBBLE,
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ROTSTYLE_RANDOM,
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NUM_ROTSTYLES
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};
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enum {
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X_AXIS = 0,
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Y_AXIS,
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Z_AXIS,
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NUM_AXIS
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};
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#if defined(max)
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#undef max
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#endif
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#define max( a, b ) ( a >= b ? a : b )
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#if defined(clamp)
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#undef clamp
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#endif
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#define clamp( a, lo, hi ) ( (a < lo) ? lo : ((a > hi) ? hi : a) )
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#define deg_to_rad( a ) ( (a*PI) / 180.0f )
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#define rad_to_deg( a ) ( (a*180.0f) / PI )
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typedef struct {
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USHORT listNum; // display list number
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TCHAR glyph; // glyph value (for extended LUT entries)
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LPGLYPHMETRICSFLOAT lpgmf; // ptr to glyphmetrics
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} LISTENTRY;
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#define SIZE_LIST_LUT 512
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#define MAX_DIRECT_LUT 256
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typedef struct {
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HDC hdc;
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int nGlyphs; // number of glyphs
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int firstGlyph;
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FLOAT chordalDeviation;
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FLOAT extrusion;
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int type; // WGL_FONT_LINES or WGL_FONT_POLYGONS
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LISTENTRY *listLUT; // LUT for cmd list # from glyph
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int LUTIndex; // current index for new indirect look-ups
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} WglFontContext;
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typedef struct {
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// registry or registry-derived attributes
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int demoType;
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BOOL bMaterialCycle;
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int matType; // material type from registry
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MATERIAL *pMat; // ptr to current material
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int surfStyle;
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int rotStyle; // rotation style
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int texQual;
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float fTesselFact;
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float fDepth; // extrusion
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int iSpeed; // rotation speed
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UINT uSize; // window size
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TEXFILE texFile; // texture file
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TEXTURE texture;
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TCHAR szFontName[LF_FACESIZE]; // font face name
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BOOL bBold;
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BOOL bItalic;
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BYTE charSet;
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TCHAR szText[TEXT_BUF_SIZE+1]; // display string
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USHORT usText[TEXT_BUF_SIZE+1]; // display string converted to cmd lists
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// internal attributes
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BOOL bTexture;
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BOOL bRandomMat;
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WglFontContext *pWglFontC;
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int textLen;
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POINTFLOAT pfTextExtent;
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POINTFLOAT pfTextOrigin; // upper left corner of extents
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POINT3D p3dBoundingBox; // bounding box, from spin angles
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FLOAT fFovy; // field of view in y-dir
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FLOAT fAspect; // aspect ratio of GL window
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FLOAT fViewDist; // dist to front of bounding box
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FLOAT fZtrans; // translation in z
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int iRotStep; // rotation step from slider
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int iRotMinStep; // min rotation step
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int iRotMaxStep; // max rotation step
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IPOINT3D ip3dRotStep; // xyz rot step, for random rotation
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IPOINT3D ip3dRoti; // current xyz rot step iteration
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POINT3D p3dRotMin; // min rotation amplitude
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POINT3D p3dRotMax; // max rotation amplitude
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POINT3D p3dRotLimit; // current rotation amplitude
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POINT3D p3dRot; // current rotation
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POINTFLOAT *pTrig; // current trig table
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SYSTEMTIME stTime;
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BOOL bXMajor; // string either x-major or y-major
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SSContext ssc; // screen saver configuration
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} AttrContext;
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// Global attribute context
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extern AttrContext gac;
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extern WglFontContext* CreateWglFontContext (
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HDC hdc,
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int type,
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float fExtrusion,
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float fChordalDeviation );
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extern void DeleteWglFontContext(
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WglFontContext *pwfc );
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extern void DrawString (
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USHORT *string,
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int strLen,
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WglFontContext *pwfc );
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extern int GetStringExtent(
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LPTSTR pszString,
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POINTFLOAT *extent,
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POINTFLOAT *origin,
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WglFontContext *pwfc );
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extern void ConvertStringToList(
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LPTSTR pszSrc,
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USHORT *usDst,
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WglFontContext *pwfc );
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extern void getIniSettings(void);
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// Resource constants
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#define IDS_SCREENSAVERTITLE 1020
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#define IDS_SAVERNAME 1002
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#define IDS_DEFFONT 1099
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#define IDS_DEFCHARSET 1098
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// registry attribute strings:
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#define IDS_DEMOTYPE 1100
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#define IDS_SURFSTYLE 1104
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#define IDS_FONT 1109
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#define IDS_FONT_ATTRIBUTES 1110
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#define IDS_CHARSET 1111
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#define IDS_TEXT 1115
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#define IDS_SPEED 1120
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#define IDS_ROTSTYLE 1124
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// demo type strings
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#define IDS_DEMO_STRING 1200
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#define IDS_DEMO_CLOCK 1201
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// rotation resource strings
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#define IDS_ROTSTYLE_NONE 1400
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#define IDS_ROTSTYLE_SEESAW 1401
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#define IDS_ROTSTYLE_WOBBLE 1402
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#define IDS_ROTSTYLE_RANDOM 1403
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#define DLG_SETUP_HELP 2001
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#define DLG_SETUP_TYPES 2002 // object type menu
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#define DLG_SETUP_BITMAP 2003
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#define DLG_SETUP_ABOUT 2010
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#define DLG_SETUP_TESSEL 2012 // tesselation slider
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#define DLG_SETUP_SIZE 2014 // size slider
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#define DLG_SETUP_TEX 2016 // texture button
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#define DLG_SETUP_FONT 2022 // select font button
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#define DLG_SETUP_SPEED 2023 // speed slider
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// surface styles
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#define IDC_RADIO_SOLID 2030
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#define IDC_RADIO_TEX 2031
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#define IDC_RADIO_WIREFRAME 2032 // not presently used
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#define IDC_TO_SURFSTYLE(n) ( (n) - IDC_RADIO_SOLID )
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// In order for the IDC_TO_SURFSTYLE conversion macro to work, the radio buttons
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// for surface styles must be kept contiguous.
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// rotation styles
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#define DLG_SETUP_ROTSTYLE 4100
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// demo type
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#define IDC_DEMO_STRING 5000
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#define IDC_DEMO_CLOCK 5001
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#define IDC_TO_DEMOTYPE(n) ( (n) - IDC_DEMO_STRING )
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// sliders
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#define IDC_STATIC_TESS 2051 // box around slider
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#define IDC_STATIC_TESS_MIN 2052 // min label
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#define IDC_STATIC_TESS_MAX 2053 // max label
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#define IDC_STATIC_SIZE 2054
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#define IDC_STATIC_SIZE_MIN 2055
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#define IDC_STATIC_SIZE_MAX 2056
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// rotation sliders
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#define IDC_STATIC_ROTATION_GRP 5000
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// configure text dialog box stuff
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#define IDS_TEXT_TITLE 3001
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#define DLG_TEXT_ENTER 3020
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#define DLG_TEXT_SHOW 3021
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// Choose font template
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#define DLG_CF_TEMPLATE 6000
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#define IDD_FONT 6001
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// Default texture resource
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#define IDB_DEFTEX 7000
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#define SHELP_CONTENTS 01
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#define SHELP_SHAPES 02
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#define SHELP_PASSWORD 03
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#define SHELP_COLOR 04
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#define SHELP_MISC 05
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#define SHELP_OVERVIEW 06
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#endif // __sstext3d_h__
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