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-rw-r--r--src/ps_image.cxx111
1 files changed, 55 insertions, 56 deletions
diff --git a/src/ps_image.cxx b/src/ps_image.cxx
index 1bad4375b..eb1c878c5 100644
--- a/src/ps_image.cxx
+++ b/src/ps_image.cxx
@@ -39,7 +39,7 @@
int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h, int D, int LD){
mask = 0;
- if((D/2)*2 != D){ //no mask info
+ if ((D/2)*2 != D){ //no mask info
return 0;
}
int xx;
@@ -48,30 +48,29 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
int V255=0;
int V0 =0;
int V_=0;
-// uchar d;
- for(j=0;j<h;j++){
- for(i=0;i<w;i++)
+ for (j=0;j<h;j++){
+ for (i=0;i<w;i++)
switch(data[j*LD+D*i+D-1]){
case 255: V255 = 1; break;
case 0: V0 = 1; break;
default: V_= 1;
}
- if(V_) break;
+ if (V_) break;
};
- if(!V_){
- if(V0)
- if(V255){// not true alpha, only masking
+ if (!V_){
+ if (V0)
+ if (V255){// not true alpha, only masking
xx = (w+7)/8;
mask = new uchar[h * xx];
- for(i=0;i<h * xx;i++) mask[i]=0;
- for(j=0;j<h;j++)
- for(i=0;i<w;i++)
- if(data[j*LD+D*i+D-1])
+ for (i=0;i<h * xx;i++) mask[i]=0;
+ for (j=0;j<h;j++)
+ for (i=0;i<w;i++)
+ if (data[j*LD+D*i+D-1])
mask[j*xx+i/8] |= 1 << (i % 8);
mx = w;
my = h; //mask imensions
return 0;
- }else{
+ } else {
mask=0;
return 1; //everything masked
}
@@ -86,7 +85,7 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
mask = new uchar[((w+1)/2) * h * 4];
- for(i=0;i<((w+1)/2) * h * 4; i++) mask[i] = 0; //cleaning
+ for (i = 0; i<((w+1)/2) * h * 4; i++) mask[i] = 0; //cleaning
@@ -98,15 +97,15 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
short * errors1 = new short [w*4+2]; // two rows of dither errors
short * errors2 = new short [w*4+2]; // two rows of dither errors
- for(i=0;i<w*4+2;i++) errors2[i] = 0; // cleaning,after first swap will become current
- for(i=0;i<w*4+2;i++) errors1[i] = 0; // cleaning,after first swap will become current
+ for (i=0; i<w*4+2; i++) errors2[i] = 0; // cleaning,after first swap will become current
+ for (i=0; i<w*4+2; i++) errors1[i] = 0; // cleaning,after first swap will become current
short * current = errors1;
short * next = errors2;
short * swap;
- for(j=0;j<h;j++){
- for(l=0;l<4;){ // generating 4 rows of mask lines for 1 RGB line
+ for (j=0; j<h; j++){
+ for (l=0; l<4; ){ // generating 4 rows of mask lines for 1 RGB line
int jj = j*4+l;
/// mask row index
@@ -114,8 +113,8 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
next = current;
current = swap;
*(next+1) = 0; // must clean the first cell, next are overriden by *1
- for(i=0;i<w;i++){
- for(k=0;k<4;k++){ // generating 4 x-pixels for 1 RGB
+ for (i=0; i<w; i++){
+ for (k=0; k<4; k++){ // generating 4 x-pixels for 1 RGB
short error, o1, o2, o3;
int ii = i*4+k; // mask cell index
short val = data[j*LD+D*i+D-1] + current[1+ii];
@@ -126,11 +125,11 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
error = val;
////// error spreading /////
- if(error >0){
+ if (error >0){
next[ii] += o1 = (error * 3 + 8)/16;
current[ii+2] += o2 = (error * 7 + 8)/16;
next[ii+2] = o3 =(error + 8)/16; // *1 - ok replacing (cleaning)
- }else{
+ } else {
next[ii] += o1 = (error * 3 - 8)/16;
current[ii+2] += o2 = (error * 7 - 8)/16;
next[ii+2] = o3 = (error - 8)/16;
@@ -148,9 +147,9 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
current = swap;
*(next+1) = 0; // must clean the first cell, next are overriden by *1
- for(i=w-1;i>=0;i--){
+ for (i = w-1; i >= 0; i--){
- for(k=3;k>=0;k--){ // generating 4 x-pixels for 1 RGB
+ for (k=3; k>=0; k--){ // generating 4 x-pixels for 1 RGB
short error, o1, o2, o3;
int ii = i*4+k; // mask cell index
@@ -159,15 +158,15 @@ int Fl_PostScript_Graphics_Driver::alpha_mask(const uchar * data, int w, int h,
mask[jj*xx+ii/8] |= 1 << (ii % 8); //set mask bit
error = val-255;
- }else
+ } else
error = val;
////// error spreading /////
- if(error >0){
+ if (error >0){
next[ii+2] += o1 = (error * 3 + 8)/16;
current[ii] += o2 = (error * 7 + 8)/16;
next[ii] = o3 =(error + 8)/16; // *1 - ok replacing (cleaning)
- }else{
+ } else {
next[ii+2] += o1 = (error * 3 - 8)/16;
current[ii] += o2 = (error * 7 - 8)/16;
@@ -199,7 +198,7 @@ extern uchar **fl_mask_bitmap;
void Fl_PostScript_Graphics_Driver::draw_scaled_image(const uchar *data, double x, double y, double w, double h, int iw, int ih, int D, int LD) {
- if(D<3){ //mono
+ if (D<3){ //mono
draw_scaled_image_mono(data, x, y, w, h, iw, ih, D, LD);
return;
}
@@ -210,26 +209,26 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image(const uchar *data, double
fprintf(output,"save\n");
const char * interpol;
- if(lang_level_>1){
- if(interpolate_)
+ if (lang_level_>1){
+ if (interpolate_)
interpol="true";
else
interpol="false";
- if(mask && lang_level_>2)
+ if (mask && lang_level_>2)
fprintf(output, "%g %g %g %g %i %i %i %i %s CIM\n", x , y+h , w , -h , iw , ih, mx, my, interpol);
else
fprintf(output, "%g %g %g %g %i %i %s CII\n", x , y+h , w , -h , iw , ih, interpol);
- }else
+ } else
fprintf(output , "%g %g %g %g %i %i CI", x , y+h , w , -h , iw , ih);
- if(!LD) LD = iw*D;
+ if (!LD) LD = iw*D;
uchar *curmask=mask;
for (j=0; j<ih;j++){
- if(mask){
+ if (mask){
- for(k=0;k<my/ih;k++){
+ for (k=0;k<my/ih;k++){
for (i=0; i<((mx+7)/8);i++){
if (!(i%80)) fprintf(output, "\n");
fprintf(output, "%.2x",swap_byte(*curmask));
@@ -239,11 +238,11 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image(const uchar *data, double
}
}
const uchar *curdata=data+j*LD;
- for(i=0 ; i<iw ; i++) {
+ for (i=0 ; i<iw ; i++) {
uchar r = curdata[0];
uchar g = curdata[1];
uchar b = curdata[2];
- if(lang_level_<3 && D>3) { //can do mixing using bg_* colors)
+ if (lang_level_<3 && D>3) { //can do mixing using bg_* colors)
unsigned int a2 = curdata[3]; //must be int
unsigned int a = 255-a2;
r = (a2 * r + bg_r * a)/255;
@@ -290,7 +289,7 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image(Fl_Draw_Image_Cb call, voi
uchar *rgbdata=new uchar[LD];
uchar *curmask=mask;
- if(level2_mask) {
+ if (level2_mask) {
for (j = ih - 1; j >= 0; j--) { // output full image data
call(data, 0, j, iw, rgbdata);
uchar *curdata = rgbdata;
@@ -317,7 +316,7 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image(Fl_Draw_Image_Cb call, voi
}
else {
for (j=0; j<ih;j++) {
- if(mask && lang_level_ > 2) { // InterleaveType 2 mask data
+ if (mask && lang_level_ > 2) { // InterleaveType 2 mask data
for (k=0; k<my/ih;k++) { //for alpha pseudo-masking
for (i=0; i<((mx+7)/8);i++) {
if (!(i%40)) fputs("\n", output);
@@ -356,12 +355,12 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(const uchar *data, do
int i,j, k;
const char * interpol;
- if(lang_level_>1){
- if(interpolate_)
+ if (lang_level_>1){
+ if (interpolate_)
interpol="true";
else
interpol="false";
- if(mask && lang_level_>2)
+ if (mask && lang_level_>2)
fprintf(output, "%g %g %g %g %i %i %i %i %s GIM\n", x , y+h , w , -h , iw , ih, mx, my, interpol);
else
fprintf(output, "%g %g %g %g %i %i %s GII\n", x , y+h , w , -h , iw , ih, interpol);
@@ -369,15 +368,15 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(const uchar *data, do
fprintf(output , "%g %g %g %g %i %i GI", x , y+h , w , -h , iw , ih);
- if(!LD) LD = iw*D;
+ if (!LD) LD = iw*D;
int bg = (bg_r + bg_g + bg_b)/3;
uchar *curmask=mask;
for (j=0; j<ih;j++){
- if(mask){
- for(k=0;k<my/ih;k++){
+ if (mask){
+ for (k=0;k<my/ih;k++){
for (i=0; i<((mx+7)/8);i++){
if (!(i%80)) fprintf(output, "\n");
fprintf(output, "%.2x",swap_byte(*curmask));
@@ -387,10 +386,10 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(const uchar *data, do
}
}
const uchar *curdata=data+j*LD;
- for(i=0 ; i<iw ; i++) {
+ for (i=0 ; i<iw ; i++) {
if (!(i%80)) fprintf(output, "\n");
uchar r = curdata[0];
- if(lang_level_<3 && D>1) { //can do mixing
+ if (lang_level_<3 && D>1) { //can do mixing
unsigned int a2 = curdata[1]; //must be int
unsigned int a = 255-a2;
@@ -415,14 +414,14 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(Fl_Draw_Image_Cb call
fprintf(output,"save\n");
int i,j,k;
const char * interpol;
- if(lang_level_>1){
- if(interpolate_) interpol="true";
+ if (lang_level_>1){
+ if (interpolate_) interpol="true";
else interpol="false";
- if(mask && lang_level_>2)
+ if (mask && lang_level_>2)
fprintf(output, "%g %g %g %g %i %i %i %i %s GIM\n", x , y+h , w , -h , iw , ih, mx, my, interpol);
else
fprintf(output, "%g %g %g %g %i %i %s GII\n", x , y+h , w , -h , iw , ih, interpol);
- }else
+ } else
fprintf(output , "%g %g %g %g %i %i GI", x , y+h , w , -h , iw , ih);
int LD=iw*D;
@@ -430,8 +429,8 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(Fl_Draw_Image_Cb call
uchar *curmask=mask;
for (j=0; j<ih;j++){
- if(mask && lang_level_>2){ // InterleaveType 2 mask data
- for(k=0; k<my/ih;k++){ //for alpha pseudo-masking
+ if (mask && lang_level_>2){ // InterleaveType 2 mask data
+ for (k=0; k<my/ih;k++){ //for alpha pseudo-masking
for (i=0; i<((mx+7)/8);i++){
if (!(i%40)) fprintf(output, "\n");
fprintf(output, "%.2x",swap_byte(*curmask));
@@ -442,7 +441,7 @@ void Fl_PostScript_Graphics_Driver::draw_scaled_image_mono(Fl_Draw_Image_Cb call
}
call(data,0,j,iw,rgbdata);
uchar *curdata=rgbdata;
- for(i=0 ; i<iw ; i++) {
+ for (i=0 ; i<iw ; i++) {
uchar r = curdata[0];
if (!(i%120)) fprintf(output, "\n");
fprintf(output, "%.2x", r);
@@ -480,7 +479,7 @@ void Fl_PostScript_Graphics_Driver::draw(Fl_RGB_Image * rgb,int XP, int YP, int
int w = rgb->w();
int h = rgb->h();
mask=0;
- if(lang_level_>2) //when not true, not making alphamask, mixing colors instead...
+ if (lang_level_>2) //when not true, not making alphamask, mixing colors instead...
if (alpha_mask(di, w, h, rgb->d(),rgb->ld())) return; //everthing masked, no need for painting!
push_clip(XP, YP, WP, HP);
draw_scaled_image(di, XP + cx, YP + cy, w, h, w, h, rgb->d(), rgb->ld());
@@ -502,7 +501,7 @@ void Fl_PostScript_Graphics_Driver::draw(Fl_Bitmap * bitmap,int XP, int YP, int
w =WP;
xx = (w+7)/8 - cx/8;
}
- if( HP > bitmap->h()-cy)
+ if ( HP > bitmap->h()-cy)
h = bitmap->h() - cy;
else
h = HP;
generated by cgit v1.2.3 (git 2.25.1) at 2026-02-08 18:27:20 +0000