bool TextureController::_SaveTempTextures() {
bool success = true;
for (map<string, ImageTexture*>::iterator i = _images.begin(); i != _images.end(); i++) {
ImageTexture *image = i->second;
// Check that this is a temporary texture and if so, save it to disk as a .png file
if (image->tags.find("<T>") != string::npos) {
IF_PRINT_DEBUG(VIDEO_DEBUG) << " saving temporary texture " << image->filename << endl;
ImageMemory buffer;
buffer.CopyFromImage(image);
string path = GetUserDataPath(true);
if (buffer.SaveImage(path + image->filename + ".png", true) == false) {
success = false;
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to ImageMemory::SaveImage() failed" << endl;
}
}
}
return success;
}
bool TexSheet::CopyRect(int32_t x, int32_t y, ImageMemory& data)
{
TextureManager->_BindTexture(tex_id);
data.GlTexSubImage(x, y);
if(VideoManager->CheckGLError() == true) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "an OpenGL error occured: " << VideoManager->CreateGLErrorString() << std::endl;
return false;
}
return true;
}
bool TextureController::_ReloadImagesToSheet(TexSheet* sheet) {
// Delete images
std::map<string, pair<ImageMemory, ImageMemory> > multi_image_info;
bool success = true;
for (map<string, ImageTexture*>::iterator i = _images.begin(); i != _images.end(); i++) {
// Only operate on images which belong to the requested TexSheet
if (i->second->texture_sheet != sheet) {
continue;
}
ImageTexture* img = i->second;
ImageMemory load_info;
bool is_multi_image = (img->tags.find("<X", 0) != img->filename.npos);
// Multi Images require a different reloading process
if (is_multi_image) {
ImageMemory image;
if (multi_image_info.find(img->filename) == multi_image_info.end()) {
// Load the image
if (load_info.LoadImage(img->filename) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to _LoadRawImage() failed" << endl;
success = false;
continue;
}
// Copy the part of the image in a buffer
image.height = img->height;
image.width = img->width;
image.pixels = malloc(image.height * image.width * 4);
if (image.pixels == NULL) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to malloc returned NULL" << endl;
success = false;
continue;
}
multi_image_info[img->filename] = make_pair(load_info, image);
}
else {
load_info = multi_image_info[img->filename].first;
image = multi_image_info[img->filename].second;
}
uint16 pos0, pos1; // Used to find the start and end positions of a sub-string
uint32 x, y; //
uint32 rows, cols;
pos0 = img->tags.find("<X", 0);
pos1 = img->tags.find('_', pos0);
x = atoi(img->tags.substr(pos0 + 2, pos1).c_str());
pos0 = img->tags.find("<Y", 0);
pos1 = img->tags.find('_', pos0);
y = atoi(img->tags.substr(pos0 + 2, pos1).c_str());
rows = load_info.height / image.height;
cols = load_info.width / image.width;
for (int32 row = 0; row < image.height; row++) {
memcpy((uint8*)image.pixels + 4 * image.width * row, (uint8*)load_info.pixels + (((x * load_info.height / rows) + row)
* load_info.width + y * load_info.width / cols) * 4, 4 * image.width);
}
// Convert to grayscale if needed
if (img->tags.find("<G>", 0) != img->filename.npos)
image.ConvertToGrayscale();
// Copy the image into the texture sheet
if (sheet->CopyRect(img->x, img->y, image) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to TexSheet::CopyRect() failed" << endl;
success = false;
}
} // if (is_multi_image)
// Reload a normal image file
else {
std::string fname = img->filename;
IF_PRINT_DEBUG(VIDEO_DEBUG) << " Reloading image " << fname << endl;
// Check if it is a temporary image, and if so retrieve it from the img/temp directory
if (img->tags.find("<T>", 0) != img->tags.npos) {
fname = "img/temp/" + fname + ".png";
}
if (load_info.LoadImage(fname) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to _LoadRawImage() failed" << endl;
success = false;
}
// Convert to grayscale if needed
if (img->tags.find("<G>", 0) != img->filename.npos)
load_info.ConvertToGrayscale();
if (sheet->CopyRect(img->x, img->y, load_info) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to TexSheet::CopyRect() failed" << endl;
success = false;
}
if (load_info.pixels) {
free(load_info.pixels);
load_info.pixels = NULL;
}
}
} // for (map<string, ImageTexture*>::iterator i = _images.begin(); i != _images.end(); i++)
for (map<string, pair<ImageMemory, ImageMemory> >::iterator i = multi_image_info.begin(); i != multi_image_info.end(); ++i) {
free(i->second.first.pixels);
i->second.first.pixels = NULL;
free(i->second.second.pixels);
i->second.second.pixels = NULL;
}
// Regenerate all font textures
for (set<TextTexture*>::iterator i = _text_images.begin(); i != _text_images.end(); i++) {
if ((*i)->texture_sheet == sheet) {
if ((*i)->Reload() == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "failed to reload a TextTexture" << endl;
success = false;
}
}
}
return success;
} // bool TextureController::_ReloadImagesToSheet(TexSheet* sheet)
bool TextureController::_ReloadImagesToSheet(TexSheet *sheet)
{
// Delete images
std::map<std::string, std::pair<ImageMemory, ImageMemory> > multi_image_info;
bool success = true;
for(std::map<std::string, ImageTexture *>::iterator i = _images.begin(); i != _images.end(); ++i) {
// Only operate on images which belong to the requested TexSheet
if(i->second->texture_sheet != sheet) {
continue;
}
ImageTexture *img = i->second;
ImageMemory load_info;
bool is_multi_image = (img->tags.find("<X", 0) != img->filename.npos);
// Multi Images require a different reloading process
if(is_multi_image) {
ImageMemory image;
if(multi_image_info.find(img->filename) == multi_image_info.end()) {
// Load the image
if(load_info.LoadImage(img->filename) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to _LoadRawImage() failed" << std::endl;
success = false;
continue;
}
// Copy the part of the image in a buffer
try {
image.Resize(img->width, img->height, false);
}
catch( std::exception &e ) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "Resize failed." << std::endl;
success = false;
continue;
}
multi_image_info[img->filename] = std::make_pair(load_info, image);
} else {
load_info = multi_image_info[img->filename].first;
image = multi_image_info[img->filename].second;
}
uint16_t pos0, pos1; // Used to find the start and end positions of a sub-string
uint32_t x, y; //
uint32_t rows, cols;
pos0 = img->tags.find("<X", 0);
pos1 = img->tags.find('_', pos0);
x = std::stoi(img->tags.substr(pos0 + 2, pos1));
pos0 = img->tags.find("<Y", 0);
pos1 = img->tags.find('_', pos0);
y = std::stoi(img->tags.substr(pos0 + 2, pos1));
rows = load_info.GetHeight() / image.GetHeight();
cols = load_info.GetWidth() / image.GetWidth();
image.CopyFrom(load_info,
load_info.GetWidth() * (x * load_info.GetHeight() / rows)
+ load_info.GetWidth() * y / cols);
// Convert to grayscale if needed
if(img->tags.find("<G>", 0) != img->filename.npos)
image.ConvertToGrayscale();
// Copy the image into the texture sheet
if(sheet->CopyRect(img->x, img->y, image) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to TexSheet::CopyRect() failed" << std::endl;
success = false;
}
} // if (is_multi_image)
// Reload a normal image file
else {
std::string fname = img->filename;
IF_PRINT_DEBUG(VIDEO_DEBUG) << " Reloading image " << fname << std::endl;
if(load_info.LoadImage(fname) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to _LoadRawImage() failed" << std::endl;
success = false;
}
// Convert to grayscale if needed
if(img->tags.find("<G>", 0) != img->filename.npos)
load_info.ConvertToGrayscale();
if(sheet->CopyRect(img->x, img->y, load_info) == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "call to TexSheet::CopyRect() failed" << std::endl;
success = false;
}
}
} // for (std::map<string, ImageTexture*>::iterator i = _images.begin(); i != _images.end(); i++)
// Regenerate all font textures
for(std::set<TextTexture *>::iterator i = _text_images.begin(); i != _text_images.end(); ++i) {
if((*i)->texture_sheet == sheet) {
if((*i)->Reload() == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "failed to reload a TextTexture" << std::endl;
success = false;
}
}
}
return success;
} // bool TextureController::_ReloadImagesToSheet(TexSheet* sheet)
