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Ikeda.cpp
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Ikeda.cpp
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/*
IKEDA.CPP a module for Ikeda Fractals
Thanks to Marcus Rezende
Written in Microsoft Visual C++ by Paul de Leeuw.
*/
#include <stdio.h>
#include "manp.h"
#include "Fract.h"
#include "resource.h"
#include "fractype.h"
#include "menu.h"
#include "anim.h"
#include "colour.h"
#define MIN(a,b) (a <= b ? a : b)
#define MAX(a,b) (a >= b ? a : b)
#define MAXPOINTS 48
extern void ConvertRGB2ASCII(BYTE, BYTE, BYTE, char *);
extern char *GenerateMPEGFileName (char *, char *);
extern char *GenerateAnimFileName (char *, char *);
extern void SetUpFilename(char *Filename, char *Folder, char *AnimType);
extern char *AnimData(void);
extern BOOL WritePNGFrames; // write frames to PNG files
extern BOOL WriteMemFrames; // write frames to memory
extern BOOL WritePNGList; // write PNG filenames to a *lst file
extern BOOL WriteMPEGFrames; // write frames directly to an MPEG file
extern char MPGPath[]; // path for MPEG files
extern char MPGFile[]; // MPEG file
extern char PNGName[]; // base name for PNG file sequence
extern char ANIMPNGPath[]; // path for animated PNG files and LST files
extern char PNGFile[]; // PNG file
extern char ScriptFileName[]; // base name for script file
extern char PNGName[]; // base name for PNG file sequence
//extern BYTE *PalettePtr; // points to true colour palette
extern CTrueCol TrueCol; // palette info
extern BOOL StartImmediately; // immediate start of animation generation
//extern BYTE ScriptPaletteFlag; // Display palette
extern long threshold;
extern double mandel_width; /* width of display */
extern double hor; /* horizontal address */
extern double vert; /* vertical address */
extern double ScreenRatio; // ratio of width / height for the screen
extern WORD type; // fractal type
extern int subtype; // A - E
extern int curpass, totpasses;
//extern BYTE *PalettePtr; // points to true colour palette
extern double param[];
static double xscale, yscale;
static int sides = 7; // number of sides of polygon or star
static BOOL IsStar = TRUE; // spread colours across palette
static int frames = 100;
static double StartRate = 0.65, EndRate = 1.0;
static double a = 1.0, b = 0.9, c = 0.4, d = 6.0;
/**************************************************************************
Ikeda Fractal Type Images
***************************************************************************/
/*
int DoIkeda2D(void)
{
int j, k;
double i, x, y, xt, temp, sintemp, costemp;
xscale = (double) (xdots - 1) / (mandel_width * ScreenRatio);
yscale = (double) (ydots - 1) / mandel_width;
x = 0.1;
y = 0.1;
a = param[0];
b = param[1];
c = param[2];
d = param[3];
for(i = 0; i < 80000; i++)
{
temp = c - d / (1.0 + x * x + y * y);
sintemp = sin(temp);
costemp = cos(temp);
xt = a + b * (x * costemp - y * sintemp);
y = b * (x * sintemp + y * costemp);
x = xt;
j = (int)((x - hor) * xscale);
k = (int)((vert + mandel_width - y) * yscale);
plot (j, k, (long)fabs(atan2(y, x)*180.0/PI));
}
return 0;
}
*/
/**************************************************************************
Ikeda script generator
**************************************************************************/
int GenIkedaScript(HWND hwnd, char *filename)
{
int i, k;
char s[120];
FILE *out;
char ascii[6];
if ((out = fopen(filename, "w")) == NULL)
{
sprintf(s, "Cannot open output file %s\nDoes Folder exist?", filename);
MessageBox (hwnd, s, "Animation", MB_ICONEXCLAMATION | MB_OK);
MessageBeep (0);
return -1;
}
fprintf(out, "-t%ld -s\"%s\" %s", threshold, PNGName, AnimData()); // add quotes to filename to trap spaces in path
fprintf(out, " -c%24.24f,%24.24f,%24.24f\n", hor, vert, mandel_width);
fprintf(out, "Ikeda Animation: %7.7f %7.7f %d\n", StartRate, EndRate, frames);
fprintf(out, "Palette=\n");
for (i = 0, k = 0; i < threshold; i++, k++)
{
if (k == 20) // group into lumps of 20
{
k = 0;
fprintf(out, "\n");
}
ConvertRGB2ASCII(*(TrueCol.PalettePtr + i * 3 + 0), *(TrueCol.PalettePtr + i * 3 + 1), *(TrueCol.PalettePtr + i * 3 + 2), ascii);
fprintf(out, "%s", ascii);
}
fprintf(out, "\n");
fclose(out);
return 0;
}
/**************************************************************************
Dialog For Setting Up Ikeda Animation
**************************************************************************/
DLGPROC FAR PASCAL IkedaAnimDlg (HWND hDlg, UINT message, UINT wParam, LONG lParam)
{
char *fileptr;
HWND hCtrl;
BOOL TempCheck;
BOOL bTrans ;
static char TempFile[MAX_PATH];
static char TempStr[MAX_PATH];
switch (message)
{
case WM_INITDIALOG:
hCtrl = GetDlgItem (hDlg, IDC_SHOWPALETTE);
SendMessage(hCtrl, BM_SETCHECK, TrueCol.ScriptPaletteFlag, 0L);
hCtrl = GetDlgItem (hDlg, IDC_STARTNOW);
SendMessage(hCtrl, BM_SETCHECK, StartImmediately, 0L);
sprintf(TempStr, "%f", StartRate);
SetDlgItemText(hDlg, IDC_RATE_START, TempStr);
sprintf(TempStr, "%f", EndRate);
SetDlgItemText(hDlg, IDC_RATE_END, TempStr);
sprintf(TempStr, "%f", a);
SetDlgItemText(hDlg, IDC_PARAM1, TempStr);
sprintf(TempStr, "%f", c);
SetDlgItemText(hDlg, IDC_PARAM3, TempStr);
sprintf(TempStr, "%f", d);
SetDlgItemText(hDlg, IDC_PARAM4, TempStr);
SetUpFilename(ScriptFileName, "sci", "Ikeda");
SetUpFilename(PNGName, "animpng", "Ikeda");
SetDlgItemText(hDlg, IDC_SCRIPT_FILENAME, ScriptFileName);
SetDlgItemText(hDlg, IDC_SEQUENCE_NAME, PNGName);
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGDIRECT);
SendMessage(hCtrl, BM_SETCHECK, WritePNGFrames, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEMPEGDIRECT);
SendMessage(hCtrl, BM_SETCHECK, WriteMPEGFrames, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEMEMDIRECT);
SendMessage(hCtrl, BM_SETCHECK, WriteMemFrames, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGFILELIST);
SendMessage(hCtrl, BM_SETCHECK, WritePNGList, 0L);
SetDlgItemInt(hDlg, IDC_FRAMES, frames, TRUE);
return (DLGPROC)TRUE ;
case WM_COMMAND:
switch ((int) LOWORD(wParam))
{
case IDC_WRITEMPEGDIRECT:
hCtrl = GetDlgItem (hDlg, IDC_WRITEMPEGDIRECT);
WriteMPEGFrames = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
if (WriteMPEGFrames) // no point in writing other forms if direct to MPEG
{
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGDIRECT);
SendMessage(hCtrl, BM_SETCHECK, FALSE, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEMEMDIRECT);
SendMessage(hCtrl, BM_SETCHECK, FALSE, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGFILELIST);
SendMessage(hCtrl, BM_SETCHECK, FALSE, 0L);
WritePNGFrames = WriteMemFrames = WritePNGList = FALSE;
sprintf(MPGFile, "%s", GenerateAnimFileName (MPGPath, PNGName));
SetDlgItemText(hDlg, IDC_SEQUENCE_NAME, MPGFile);
}
return (DLGPROC)TRUE;
case IDC_WRITEPNGDIRECT:
case IDC_WRITEMEMDIRECT:
case IDC_WRITEPNGFILELIST:
hCtrl = GetDlgItem (hDlg, (int) LOWORD(wParam));
TempCheck = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
if (TempCheck) // see above
{
hCtrl = GetDlgItem (hDlg, IDC_WRITEMPEGDIRECT);
SendMessage(hCtrl, BM_SETCHECK, FALSE, 0L);
WriteMPEGFrames = FALSE;
}
// sprintf(PNGFile, "%s", GenerateAnimFileName (ANIMPNGPath, PNGName));
// SetDlgItemText(hDlg, IDC_SEQUENCE_NAME, PNGFile);
return (DLGPROC)TRUE;
case IDOK:
GetDlgItemText(hDlg, IDC_SEQUENCE_NAME, PNGName, MAX_PATH);
fileptr = PNGName + strlen(PNGName);
while (fileptr > PNGName && *fileptr != '.')
fileptr--;
if (*fileptr == '.') // remove any extension
*fileptr = '\0';
if (WriteMPEGFrames) // generate MPEG filename
{
GetDlgItemText(hDlg, IDC_SEQUENCE_NAME, TempFile, MAX_PATH);
sprintf(MPGFile, "%s", GenerateMPEGFileName (MPGPath, TempFile));
}
GetDlgItemText(hDlg, IDC_SCRIPT_FILENAME, ScriptFileName, 400);
fileptr = ScriptFileName + strlen(ScriptFileName);
while (fileptr > ScriptFileName && *fileptr != '.')
fileptr--; // remove extension
if (*fileptr == '.')
*fileptr = '\0';
strcat(ScriptFileName, ".sci");
hCtrl = GetDlgItem (hDlg, IDC_STARTNOW);
StartImmediately = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
hCtrl = GetDlgItem (hDlg, IDC_SHOWPALETTE);
TrueCol.ScriptPaletteFlag = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
GetDlgItemText(hDlg, IDC_RATE_START, TempStr, 100);
sscanf(TempStr, "%lf", &StartRate);
GetDlgItemText(hDlg, IDC_RATE_END, TempStr, 100);
sscanf(TempStr, "%lf", &EndRate);
GetDlgItemText(hDlg, IDC_PARAM1, TempStr, 100);
sscanf(TempStr, "%lf", ¶m[0]);
GetDlgItemText(hDlg, IDC_PARAM3, TempStr, 100);
sscanf(TempStr, "%lf", ¶m[2]);
GetDlgItemText(hDlg, IDC_PARAM4, TempStr, 100);
sscanf(TempStr, "%lf", ¶m[3]);
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGDIRECT);
WritePNGFrames = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEMEMDIRECT);
WriteMemFrames = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEMPEGDIRECT);
WriteMPEGFrames = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
hCtrl = GetDlgItem (hDlg, IDC_WRITEPNGFILELIST);
WritePNGList = (BYTE)SendMessage(hCtrl, BM_GETCHECK, 0, 0L);
frames = GetDlgItemInt(hDlg, IDC_FRAMES, &bTrans, TRUE);
if (frames <= 0)
frames = 20;
if (frames > MAXANIM)
frames = MAXANIM;
type = FRACTALMAPS;
GenIkedaScript(hDlg, ScriptFileName);
EndDialog (hDlg, TRUE);
return(DLGPROC)TRUE;
case IDCANCEL:
EndDialog (hDlg, FALSE);
return (DLGPROC)FALSE;
}
break;
}
return (DLGPROC)FALSE ;
}