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Commit afd7fbf4 authored by mercury233's avatar mercury233
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refactor ImageManager

parent 975a134e
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Showing with 74 additions and 54 deletions
gframe/image_manager.cpp
View file @ afd7fbf4
......@@ -119,7 +119,8 @@ void ImageManager::ResizeTexture() {
if(!tBackGround_deck)
tBackGround_deck = tBackGround;
}
// function by Warr1024, from https://github.com/minetest/minetest/issues/2419 , modified
/** Scale image using nearest neighbor anti-aliasing.
* Function by Warr1024, from https://github.com/minetest/minetest/issues/2419, modified. */
void imageScaleNNAA(irr::video::IImage *src, irr::video::IImage *dest) {
const auto& srcDim = src->getDimension();
const auto& destDim = dest->getDimension();
......@@ -192,22 +193,63 @@ void imageScaleNNAA(irr::video::IImage *src, irr::video::IImage *dest) {
}
} // end of parallel region
}
irr::video::ITexture* ImageManager::GetTextureFromFile(const char* file, irr::s32 width, irr::s32 height) {
irr::video::ITexture* texture;
irr::video::IImage* srcimg = driver->createImageFromFile(file);
/** Convert image to texture, resizing if needed.
* @param name Texture name (Irrlicht texture key).
* @param srcimg Source image; will be dropped by this function.
* @return Texture pointer. Remove via `driver->removeTexture` (do not `drop`). */
irr::video::ITexture* ImageManager::addTexture(const char* name, irr::video::IImage* srcimg, irr::s32 width, irr::s32 height) {
if(srcimg == nullptr)
return nullptr;
irr::video::ITexture* texture;
if(srcimg->getDimension() == irr::core::dimension2d<irr::u32>(width, height)) {
texture = driver->addTexture(file, srcimg);
texture = driver->addTexture(name, srcimg);
} else {
irr::video::IImage *destimg = driver->createImage(srcimg->getColorFormat(), irr::core::dimension2d<irr::u32>(width, height));
irr::video::IImage* destimg = driver->createImage(srcimg->getColorFormat(), irr::core::dimension2d<irr::u32>(width, height));
imageScaleNNAA(srcimg, destimg);
texture = driver->addTexture(file, destimg);
texture = driver->addTexture(name, destimg);
destimg->drop();
}
srcimg->drop();
return texture;
}
/** Load image from file and convert to texture.
* @return Texture pointer. Remove via `driver->removeTexture` (do not `drop`). */
irr::video::ITexture* ImageManager::GetTextureFromFile(const char* file, irr::s32 width, irr::s32 height) {
irr::video::IImage* img = driver->createImageFromFile(file);
if(img == nullptr) {
return nullptr;
}
char name[256];
mysnprintf(name, "%s/%d_%d", file, width, height);
return addTexture(name, img, width, height);
}
/** Load card picture from `expansions` or `pics` folder.
* Files in the expansions directory have priority, allowing custom pictures to be loaded without modifying the original files.
* @return Image pointer. Must be dropped after use. */
irr::video::IImage* ImageManager::GetImage(int code) {
char file[256];
mysnprintf(file, "expansions/pics/%d.jpg", code);
irr::video::IImage* img = driver->createImageFromFile(file);
if(img == nullptr) {
mysnprintf(file, "pics/%d.jpg", code);
img = driver->createImageFromFile(file);
}
return img;
}
/** Load card picture.
* @return Texture pointer. Remove via `driver->removeTexture` (do not `drop`). */
irr::video::ITexture* ImageManager::GetTexture(int code, irr::s32 width, irr::s32 height) {
irr::video::IImage* img = GetImage(code);
if(img == nullptr) {
return nullptr;
}
char name[256];
mysnprintf(name, "pics/%d/%d_%d", code, width, height);
return addTexture(name, img, width, height);
}
/** Load managed card picture texture.
* @param fit Resize to fit scale if true.
* @return Texture pointer. Should NOT be removed nor dropped. */
irr::video::ITexture* ImageManager::GetTexture(int code, bool fit) {
if(code == 0)
return fit ? tUnknownFit : tUnknown;
......@@ -222,21 +264,17 @@ irr::video::ITexture* ImageManager::GetTexture(int code, bool fit) {
}
auto tit = tMap[fit ? 1 : 0].find(code);
if(tit == tMap[fit ? 1 : 0].end()) {
char file[256];
mysnprintf(file, "expansions/pics/%d.jpg", code);
irr::video::ITexture* img = GetTextureFromFile(file, width, height);
if(img == nullptr) {
mysnprintf(file, "pics/%d.jpg", code);
img = GetTextureFromFile(file, width, height);
}
tMap[fit ? 1 : 0][code] = img;
return (img == nullptr) ? (fit ? tUnknownFit : tUnknown) : img;
irr::video::ITexture* texture = GetTexture(code, width, height);
tMap[fit ? 1 : 0][code] = texture;
return (texture == nullptr) ? (fit ? tUnknownFit : tUnknown) : texture;
}
if(tit->second)
return tit->second;
else
return fit ? tUnknownFit : tUnknown;
}
/** Load managed card picture texture with zoom.
* @return Texture pointer. Should NOT be removed nor dropped. */
irr::video::ITexture* ImageManager::GetBigPicture(int code, float zoom) {
if(code == 0)
return tUnknown;
......@@ -244,29 +282,15 @@ irr::video::ITexture* ImageManager::GetBigPicture(int code, float zoom) {
driver->removeTexture(tBigPicture);
tBigPicture = nullptr;
}
irr::video::ITexture* texture;
char file[256];
mysnprintf(file, "expansions/pics/%d.jpg", code);
irr::video::IImage* srcimg = driver->createImageFromFile(file);
if(srcimg == nullptr) {
mysnprintf(file, "pics/%d.jpg", code);
srcimg = driver->createImageFromFile(file);
}
if(srcimg == nullptr) {
irr::video::IImage* img = GetImage(code);
if(img == nullptr) {
return tUnknown;
}
if(zoom == 1) {
texture = driver->addTexture(file, srcimg);
} else {
auto origsize = srcimg->getDimension();
irr::video::IImage* destimg = driver->createImage(srcimg->getColorFormat(), irr::core::dimension2d<irr::u32>(origsize.Width * zoom, origsize.Height * zoom));
imageScaleNNAA(srcimg, destimg);
texture = driver->addTexture(file, destimg);
destimg->drop();
}
srcimg->drop();
tBigPicture = texture;
return texture;
char name[256];
mysnprintf(name, "pics/%d/big", code);
auto origsize = img->getDimension();
tBigPicture = addTexture(name, img, origsize.Width * zoom, origsize.Height * zoom);
return tBigPicture;
}
int ImageManager::LoadThumbThread() {
while(true) {
......@@ -279,13 +303,7 @@ int ImageManager::LoadThumbThread() {
int code = imageManager.tThumbLoadingCodes.front();
imageManager.tThumbLoadingCodes.pop();
imageManager.tThumbLoadingMutex.unlock();
char file[256];
mysnprintf(file, "expansions/pics/%d.jpg", code);
irr::video::IImage* img = imageManager.driver->createImageFromFile(file);
if(img == nullptr) {
mysnprintf(file, "pics/%d.jpg", code);
img = imageManager.driver->createImageFromFile(file);
}
irr::video::IImage* img = imageManager.GetImage(code);
if(img != nullptr) {
int width = CARD_THUMB_WIDTH * mainGame->xScale;
int height = CARD_THUMB_HEIGHT * mainGame->yScale;
......@@ -316,6 +334,8 @@ int ImageManager::LoadThumbThread() {
}
return 0;
}
/** Load managed card thumbnail texture.
* @return Texture pointer. Should NOT be removed nor dropped. */
irr::video::ITexture* ImageManager::GetTextureThumb(int code) {
if(code == 0)
return tUnknownThumb;
......@@ -323,15 +343,9 @@ irr::video::ITexture* ImageManager::GetTextureThumb(int code) {
if(tit == tThumb.end() && !mainGame->gameConf.use_image_load_background_thread) {
int width = CARD_THUMB_WIDTH * mainGame->xScale;
int height = CARD_THUMB_HEIGHT * mainGame->yScale;
char file[256];
mysnprintf(file, "expansions/pics/%d.jpg", code);
irr::video::ITexture* img = GetTextureFromFile(file, width, height);
if(img == NULL) {
mysnprintf(file, "pics/%d.jpg", code);
img = GetTextureFromFile(file, width, height);
}
tThumb[code] = img;
return (img == NULL) ? tUnknownThumb : img;
irr::video::ITexture* texture = GetTexture(code, width, height);
tThumb[code] = texture;
return (texture == nullptr) ? tUnknownThumb : texture;
}
if(tit == tThumb.end() || tit->second == tLoading) {
imageManager.tThumbLoadingMutex.lock();
......@@ -339,7 +353,7 @@ irr::video::ITexture* ImageManager::GetTextureThumb(int code) {
if(lit != tThumbLoading.end()) {
if(lit->second != nullptr) {
char textureName[256];
mysnprintf(textureName, "pics/%d.jpg_thumbnail", code); // not an actual file
mysnprintf(textureName, "pics/%d/thumbnail", code);
irr::video::ITexture* texture = driver->addTexture(textureName, lit->second); // textures must be added in the main thread due to OpenGL
lit->second->drop();
tThumb[code] = texture;
......@@ -367,6 +381,8 @@ irr::video::ITexture* ImageManager::GetTextureThumb(int code) {
else
return tUnknownThumb;
}
/** Load managed duel field texture.
* @return Texture pointer. Should NOT be removed nor dropped. */
irr::video::ITexture* ImageManager::GetTextureField(int code) {
if(code == 0)
return nullptr;
......
gframe/image_manager.h
View file @ afd7fbf4
......@@ -10,12 +10,16 @@
namespace ygo {
class ImageManager {
private:
irr::video::ITexture* addTexture(const char* name, irr::video::IImage* srcimg, irr::s32 width, irr::s32 height);
public:
bool Initial();
void SetDevice(irr::IrrlichtDevice* dev);
void ClearTexture();
void ResizeTexture();
irr::video::ITexture* GetTextureFromFile(const char* file, irr::s32 width, irr::s32 height);
irr::video::IImage* GetImage(int code);
irr::video::ITexture* GetTexture(int code, irr::s32 width, irr::s32 height);
irr::video::ITexture* GetTexture(int code, bool fit = false);
irr::video::ITexture* GetBigPicture(int code, float zoom);
irr::video::ITexture* GetTextureThumb(int code);
......
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