void join_subimages(subimage_t * srcsiarray, pngimage_t * destimg, int slices, int pixelborder)
{
int xstart, i, j, imgno, wreal, bbnum;
xstart = 0;
for(imgno=0; imgno<slices; imgno++)
{
wreal = srcsiarray[imgno].w - ( ((imgno==0)||(imgno==slices-1)) ? pixelborder : 2*pixelborder );
//printf("imgno=%d di %d - w=%d h=%d\n", imgno, slices, srcsiarray[imgno].w, srcsiarray[imgno].h);
for(i=0; i<srcsiarray[imgno].h; i++)
{
for(j=0; j<wreal; j++)
{
int r, g, b;
subimage_getpixel(&srcsiarray[imgno], j + ( imgno!=0 ? pixelborder : 0 ), i, &r, &g, &b);
imageSetPixel(destimg, xstart+j, i, r, g, b);
}
}
//draw bboxes
for(bbnum=0; bbnum<srcsiarray[imgno].Nbbox; bbnum++)
{
int realxupleft, realyupleft, width, height;
width = srcsiarray[imgno].bboxData[bbnum*4+2];
height = srcsiarray[imgno].bboxData[bbnum*4+3];
realxupleft = srcsiarray[imgno].bboxData[bbnum*4+0] - (imgno!=0 ? pixelborder : 0) + xstart;
realyupleft = srcsiarray[imgno].bboxData[bbnum*4+1];
draw_bbox(destimg, realxupleft, realyupleft, width, height);
}
xstart += wreal;
}
}
/* calcula uma linha da imagem a cada camada de idle */
int idle_cb(void)
{
int x;
/* Faz uma linha de pixels por vez */
if (yc<height) {
IupGLMakeCurrent(canvas);
glBegin(GL_POINTS);
for( x = 0; x < width; ++x ) {
Color pixel;
Vector ray;
ray = camGetRay( camera, x, yc );
pixel = rayTrace( scene, eye, ray, 0 );
imageSetPixel( image, x, yc, pixel );
glColor3f((float)pixel.red,(float)pixel.green,(float)pixel.blue);
glVertex2i(x,yc);
}
glEnd();
glFlush();
IupGLSwapBuffers(canvas); /* change the back buffer with the front buffer */
yc++;
}
else {
IupSetFunction (IUP_IDLE_ACTION, (Icallback) NULL); /* a imagem ja' esta' completa */
finish_time = clock();
duration = (double)(finish_time - start_time)/CLOCKS_PER_SEC;
IupSetfAttribute(label, "TITLE", "tempo=%.3lf s", duration);
}
return IUP_DEFAULT;
}
void draw_HVline(pngimage_t * dstsi, int x1, int y1, int x2, int y2)
{ // x1<x2 e y1<y2
int i;
if(y1==y2)
{ // horizontal line
for(i=x1; i<=x2; i++)
{
imageSetPixel(dstsi, i, y1, 255, 0, 0);
}
}
else
{ //vertical line
for(i=y1; i<=y2; i++)
{
imageSetPixel(dstsi, x1, i, 255, 0, 0);
}
}
}
/* calcula uma linha da imagem a cada camada de idle */
int idle_cb(void)
{
int x;
double ray[VECTOR];
float pixel[COLOR];
/* Faz uma linha de pixels por vez */
if (yc < height) {
IupGLMakeCurrent(canvas);
glBegin(GL_POINTS);
{
for (x = 0; x < width; ++x) {
camGetRay(camera, x, yc, ray);
rayTrace(scene, eye, ray, 0, pixel);
imageSetPixel(image, x, yc, pixel);
glColor3f((float) pixel[RED], (float) pixel[GREEN], (float) pixel[BLUE]);
glVertex2i(x, yc);
}
}
glEnd();
glFlush();
IupGLSwapBuffers(canvas);
yc++;
} else {
IupSetFunction (IUP_IDLE_ACTION, (Icallback) NULL); /* a imagem ja' esta' completa */
finish_time = clock();
duration = (double)(finish_time - start_time)/CLOCKS_PER_SEC;
IupSetfAttribute(label, "TITLE", "tempo=%.3lf s", duration);
glFlush();
}
return IUP_DEFAULT;
}