+/* transtest.c
-// linux/gcc: cc transtest.c ../rfxswf.c -funsigned-char -o transtest -lm -ljpeg; cp transtest /home/www/cgi-bin/transtest
+ Example for transforming a textured triangle
+
+ Part of the swftools package.
+
+ Copyright (c) 2001 Rainer Böhme <rfxswf@reflex-studio.de>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <stdio.h>
#include <fcntl.h>
#include <math.h>
#include "../rfxswf.h"
-// Box
-
-#define BANNER_TEXT "reflex"
-#define QUALITY 80
-#define ID_FONT 2000
-#define ID_BANNER 2001
-#define ID_HIGHLIGHT 2002
-#define ID_BUTTON 2003
-#define ID_BITMAP 2004
-#define ID_SHAPE 2005
-
-#define a 200
-int sX[] = { a,-a, a,-a, a,-a, a,-a};
-int sY[] = { a, a,-a,-a, a, a,-a,-a};
-int sZ[] = { a, a, a, a,-a,-a,-a,-a};
-#undef a
-
-int dX[8];
-int dY[8];
-
-int sin_[512],cos_[512];
-
-void calcTables()
-{ int i;
- double d;
- for (i=0;i<512;i++)
- { d = ((double)i)/128*3.14159;
- sin_[i] = (int)(sin(d)*256);
- cos_[i] = (int)(cos(d)*256);
- }
-}
-
-void ShapeSquare(LPTAG t,LPSHAPE s,int p1,int p2,int p3,int p4,int dx,int dy)
-{
- // Hidden-Line-Check
- if (((dX[p2]-dX[p1])*(dY[p3]-dY[p1])-(dX[p3]-dX[p1])*(dY[p2]-dY[p1]))<0) return;
-
- ShapeSetMove(t,s,dX[p1]+dx,dY[p1]+dy);
- ShapeSetLine(t,s,dX[p2]-dX[p1],dY[p2]-dY[p1]);
- ShapeSetLine(t,s,dX[p3]-dX[p2],dY[p3]-dY[p2]);
- ShapeSetLine(t,s,dX[p4]-dX[p3],dY[p4]-dY[p3]);
- ShapeSetLine(t,s,dX[p1]-dX[p4],dY[p1]-dY[p4]);
-}
-
-
-void mapBox(int xw,int yw,int zw)
-{ int i;
- int x1,y1,z1,x2,y2,z2,x3,y3,z3;
- int y,x,z;
-
- xw &= 255;
- yw &= 255;
- zw &= 255;
-
- for (i=0;i<8;i++)
- { x = sX[i];
- y = sY[i];
- z = sZ[i];
-
- y1 = ( y*cos_[xw]- z*sin_[xw])>>8;
- z1 = ( y*sin_[xw]+ z*cos_[xw])>>8;
- x1 = x;
-
- x2 = (x1*cos_[yw]+z1*sin_[yw])>>8;
- y2 = y1;
-
- x3 = (x2*cos_[zw]-y2*sin_[zw])>>8;
- y3 = (x2*sin_[zw]+y2*cos_[zw])>>8;
- z3 = (z1*cos_[yw]-x1*sin_[yw])>>8;
-
- dX[i] = x3*4000/(z3+950);
- dY[i] = y3*4000/(z3+950);
-
- }
-}
-
-
-#define S64 long long
-SFIXED SP(SFIXED a1,SFIXED a2,SFIXED b1,SFIXED b2)
-{ S64 a;
- a = (S64)a1*(S64)b1+(S64)a2*(S64)b2;
- return (SFIXED)(a>>16);
-}
-SFIXED QFIX(int zaehler,int nenner) // bildet Quotient von zwei INTs in SFIXED
-{ S64 z = zaehler<<16;
- S64 a = z/(S64)nenner;
- return (SFIXED)a;
-}
-#undef S64
-
-LPMATRIX MatrixJoin(LPMATRIX d,LPMATRIX s1,LPMATRIX s2)
-{
- if (!d) return NULL;
- if (!s1) return (s2)?(LPMATRIX)memcpy(d,s2,sizeof(MATRIX)):NULL;
- if (!s2) return (LPMATRIX)memcpy(d,s1,sizeof(MATRIX));
-
- d->tx = s1->tx + s2->tx;
- d->ty = s1->ty + s2->ty;
-
- d->sx = SP(s1->sx,s1->r1,s2->sx,s2->r0);
- d->sy = SP(s1->r0,s1->sy,s2->r1,s2->sy);
- d->r0 = SP(s1->r0,s1->sy,s2->sx,s2->r0);
- d->r1 = SP(s1->sx,s1->r1,s2->r1,s2->sy);
+#define QUALITY 80
+#define ID_BITMAP 2004
+#define ID_SHAPE 2005
- //DumpMatrix(NULL,d);
-
- return d;
-}
-
-LPMATRIX MatrixMapTriangle(LPMATRIX m,int dx,int dy,int x0,int y0,
- int x1,int y1,int x2,int y2)
-{ int dx1 = x1 - x0;
- int dy1 = y1 - y0;
- int dx2 = x2 - x0;
- int dy2 = y2 - y0;
-
- if (!m) return NULL;
- if ((!dx)||(!dy)) return NULL; // check DIV by zero
-
- m->tx = x0;
- m->ty = y0;
- m->sx = QFIX(dx1,dx);
- m->sy = QFIX(dy2,dy);
- m->r0 = QFIX(dy1,dx);
- m->r1 = QFIX(dx2,dy);
- return m;
-}
-
int main (int argc,char ** argv)
{ SWF swf;
LPTAG t;
SRECT r;
LPSHAPE s;
S32 width = 800,height = 800;
- U8 gbits,abits;
int fs,ls; // line & fillstyle
- LPSWFFONT font;
- FONTUSAGE use;
LPJPEGBITS jpeg;
MATRIX m;
int f,i,j,frame;
- f = open("Arial.efont",O_RDONLY);
- if (f>=0)
- { if (FAILED(FontImport(f,&font)))
- { fprintf(stderr,"Font import failed\n");
- close(f);
- return -1;
- }
- }
- else
- { fprintf(stderr,"Font not found\n");
- return -1;
- }
- close(f);
-
- FontSetID(font,ID_FONT);
- FontInitUsage(&use);
- FontUse(&use,BANNER_TEXT);
- FontReduce(font,&use);
-
- calcTables();
-
memset(&swf,0x00,sizeof(SWF));
- swf.FileVersion = 4;
- swf.FrameRate = 0x4000;
- swf.MovieSize.xmax = 4*width;
- swf.MovieSize.ymax = 4*height;
+ swf.fileVersion = 4;
+ swf.frameRate = 0x4000;
+ swf.movieSize.xmax = 4*width;
+ swf.movieSize.ymax = 4*height;
- swf.FirstTag = InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
- t = swf.FirstTag;
+ swf.firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
+ t = swf.firstTag;
rgb.r = 0xff;
rgb.g = 0xff;
rgb.b = 0xff;
- SetRGB(t,&rgb);
+ swf_SetRGB(t,&rgb);
- t = InsertTag(t,ST_DEFINEFONT);
+ t = swf_InsertTag(t,ST_DEFINEBITSJPEG2);
- FontSetDefine(t,font);
-
- t = InsertTag(t,ST_DEFINEFONTINFO);
-
- FontSetInfo(t,font);
-
- t = InsertTag(t,ST_DEFINETEXT);
-
- SetU16(t,ID_BANNER); // ID
-
- r.xmin = 0;
- r.ymin = 0;
- r.xmax = 400;
- r.ymax = 400;
- SetRect(t,&r);
-
- SetMatrix(t,NULL);
-
- TextCountBits(font,BANNER_TEXT,80,&gbits,&abits);
-
- SetU8(t,gbits);
- SetU8(t,abits);
-
- rgb.r = 0xc0;
- rgb.g = 0xc0;
- rgb.b = 0xc0;
-
- TextSetInfoRecord(t,font,height/4,&rgb,0,200);
- TextSetCharRecord(t,font,BANNER_TEXT,80,gbits,abits);
-
- SetU8(t,0);
-
- t = InsertTag(t,ST_DEFINETEXT);
-
- SetU16(t,ID_HIGHLIGHT); // ID
-
- r.xmin = 0;
- r.ymin = 0;
- r.xmax = 800;
- r.ymax = 400;
- SetRect(t,&r);
-
- SetMatrix(t,NULL);
-
- TextCountBits(font,BANNER_TEXT,80,&gbits,&abits);
-
- SetU8(t,gbits);
- SetU8(t,abits);
-
- rgb.r = 0x20;
- rgb.g = 0x20;
- rgb.b = 0x20;
-
- TextSetInfoRecord(t,font,height/4,&rgb,0,200);
- TextSetCharRecord(t,font,BANNER_TEXT,80,gbits,abits);
-
- SetU8(t,0);
-
- t = InsertTag(t,ST_DEFINEBUTTON);
-
- GetMatrix(NULL,&m);
-
- m.tx = 3*width;
- m.ty = 7*height/2;
-
- SetU16(t,ID_BUTTON); // ID
- ButtonSetRecord(t,BS_UP,ID_BANNER,1,&m,NULL);
- ButtonSetRecord(t,BS_DOWN|BS_HIT|BS_OVER,ID_HIGHLIGHT,1,&m,NULL);
- SetU8(t,0); // End of Button Records
- SetU8(t,0); // End of Action Records
-
-
- t = InsertTag(t,ST_PLACEOBJECT2);
-
- ObjectPlace(t,ID_BUTTON,1,NULL,NULL,NULL);
-
- t = InsertTag(t,ST_DEFINEBITSJPEG2);
-
- SetU16(t,ID_BITMAP);
- SetJPEGBits(t,"eye.jpg",QUALITY);
+ swf_SetU16(t,ID_BITMAP);
+
+ if (FAILED(swf_SetJPEGBits(t,"texture.jpg",QUALITY)))
+ { fprintf(stderr,"Error: texture.jpg (256x256) not found in work directory.\n");
+ exit(1);
+ }
- t = InsertTag(t,ST_DEFINESHAPE);
+ t = swf_InsertTag(t,ST_DEFINESHAPE);
- NewShape(&s);
+ swf_ShapeNew(&s);
rgb.b = rgb.g = rgb.r = 0x00;
- // ls = ShapeAddLineStyle(s,40,&rgb);
ls = 0;
rgb.b = 0xff;
- fs = ShapeAddBitmapFillStyle(s,&m,ID_BITMAP,0);
+ fs = swf_ShapeAddBitmapFillStyle(s,NULL,ID_BITMAP,0);
- SetU16(t,ID_SHAPE); // ID
+ swf_SetU16(t,ID_SHAPE); // ID
r.xmin = 0;
r.ymin = 0;
r.xmax = 2*width;
r.ymax = 2*height;
- SetRect(t,&r);
+ swf_SetRect(t,&r);
- SetShapeHeader(t,s);
+ swf_SetShapeHeader(t,s);
- ShapeSetAll(t,s,0,0,ls,fs,0);
- ShapeSetLine(t,s,width,0);
- ShapeSetLine(t,s,-width,height);
- ShapeSetLine(t,s,0,-height);
- ShapeSetEnd(t);
+ swf_ShapeSetAll(t,s,0,0,ls,fs,0);
+ swf_ShapeSetLine(t,s,width,0);
+ swf_ShapeSetLine(t,s,-width,height);
+ swf_ShapeSetLine(t,s,0,-height);
+ swf_ShapeSetEnd(t);
- ShapeFree(s);
+ swf_ShapeFree(s);
-
for (frame=0;frame<64;frame++)
- { /*MATRIX m1,m2;
+ {
+
+ /* Test procedure for swf_MatrixJoin
+
+ MATRIX m1,m2;
+
+ // set m1 to left rotation
m1.sy = m1.sx = (int)(cos(((float)(frame))/32*3.141)*0x10000);
m1.r0 = (int)(sin(((float)(frame))/32*3.141)*0x10000);
m1.r1 = -m1.r0;
m1.tx = width+frame*4; m1.ty = height;
+ // set m2 to right rotation
+
m2.sy = m2.sx = (int)(cos(((float)(64-frame))/32*3.141)*0x10000);
m2.r0 = (int)(sin(((float)(64-frame))/32*3.141)*0x10000);
m2.r1 = -m2.r0;
m2.tx = width; m2.ty = height;
- MatrixJoin(&m,&m1,&m2); */
+ // joining m1 and m2 should lead to no transformation
+
+ swf_MatrixJoin(&m,&m1,&m2);
- int dx0 = width; // Konstanten der Shapes
+ */
+
+ int dx0 = width; // constants of shape
int dy0 = width;
- int px0 = 2*width; // Zielpunkte des Mappings
+ int px0 = 2*width; // destination of mapping
int py0 = 2*width;
int px1 = 3*width;
int px2 = 2*width-frame*8;
int py2 = 3*width;
- MatrixMapTriangle(&m,dx0,dy0,px0,py0,px1,py1,px2,py2);
+ swf_MatrixMapTriangle(&m,dx0,dy0,px0,py0,px1,py1,px2,py2);
- t = InsertTag(t,ST_PLACEOBJECT2);
+ t = swf_InsertTag(t,ST_PLACEOBJECT2);
if (!frame)
- ObjectPlace(t,ID_SHAPE,1,&m,NULL,NULL);
+ swf_ObjectPlace(t,ID_SHAPE,1,&m,NULL,NULL);
else
- ObjectMove(t,1,&m,NULL);
+ swf_ObjectMove(t,1,&m,NULL);
- t = InsertTag(t,ST_SHOWFRAME);
+ t = swf_InsertTag(t,ST_SHOWFRAME);
}
- t = InsertTag(t,ST_END);
+ t = swf_InsertTag(t,ST_END);
+
+// swf_WriteCGI(&swf);
+
+ f = open("transtest.swf",O_RDWR|O_CREAT|O_TRUNC,0644);
+ if FAILED(swf_WriteSWF(f,&swf)) fprintf(stderr,"WriteSWF() failed.\n");
+ close(f);
+
+ swf_FreeTags(&swf);
+
+#ifdef __NT__
+ system("start ..\\transtest.swf");
+#endif
- WriteCGI(&swf);
- FreeTags(&swf);
return 0;
}