Fix MSVC warnings (#966)

This commit is contained in:
Matthias Melcher 2024-05-02 21:46:12 +02:00
parent 4a9205f282
commit 132e7d4e32

View File

@ -120,7 +120,7 @@ void blend_alpha_left(const Fl_RGB_Image *img, int dx) {
if (dx > 0) {
int max_x = dx, max_y = img->h();
int ld = img->ld(); if (ld == 0) ld = img->w() * img->d();
float a = 255/max_x;
float a = 255.0f/static_cast<float>(max_x);
for (int i = 0; i < max_x; i++) {
uchar *rgba = (uchar*)img->data()[0] + i * img->d();
uchar alpha = static_cast<uchar>(i * a);
@ -145,7 +145,7 @@ void blend_alpha_top(const Fl_RGB_Image *img, int dy) {
if (dy > 0) {
int max_x = img->w(), max_y = dy;
int ld = img->ld(); if (ld == 0) ld = img->w() * img->d();
float a = 255/max_y;
float a = 255.0f/static_cast<float>(max_y);
for (int i = 0; i < max_y; i++) {
uchar *rgba = (uchar*)img->data()[0] + i * ld;
uchar alpha = static_cast<uchar>(i * a);
@ -170,7 +170,7 @@ void blend_alpha_right(const Fl_RGB_Image *img, int dx) {
if (dx > 0) {
int max_x = dx, max_y = img->h();
int ld = img->ld(); if (ld == 0) ld = img->w() * img->d();
float a = 255/max_x;
float a = 255.0f/static_cast<float>(max_x);
for (int i = 0; i < max_x; i++) {
uchar *rgba = (uchar*)img->data()[0] + (img->w()-i-1) * img->d();
uchar alpha = static_cast<uchar>(i * a);
@ -195,7 +195,7 @@ void blend_alpha_bottom(const Fl_RGB_Image *img, int dy) {
if (dy > 0) {
int max_x = img->w(), max_y = dy;
int ld = img->ld(); if (ld == 0) ld = img->w() * img->d();
float a = 255/max_y;
float a = 255.0f/static_cast<float>(max_y);
for (int i = 0; i < max_y; i++) {
uchar *rgba = (uchar*)img->data()[0] + (img->h()-i-1) * ld;
uchar alpha = static_cast<uchar>(i * a);
@ -305,7 +305,10 @@ int fl_snapshot(const char *filename, Fl_Widget **w,
// If scale is set, scale the image
if (scale != 1.0) {
Fl_Image::scaling_algorithm(FL_RGB_SCALING_BILINEAR);
Fl_RGB_Image *scaled_img = (Fl_RGB_Image*)img->copy(img->w()*scale, img->h()*scale);
int scaled_img_w = static_cast<int>(img->w()*scale);
int scaled_img_h = static_cast<int>(img->h()*scale);
Fl_RGB_Image *scaled_img =
static_cast<Fl_RGB_Image*>(img->copy(scaled_img_w, scaled_img_h));
delete img;
img = scaled_img;
}