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Drop createImagesFromFile in favor of createImageFromFile

This commit is contained in:
numzero 2023-04-08 01:36:43 +03:00 committed by sfan5
parent fc0440ff89
commit 5eb607f86f
3 changed files with 30 additions and 100 deletions
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42
include/IVideoDriver.h
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@ -959,28 +959,6 @@ namespace video
\return The current texture creation flag enabled mode. */
virtual bool getTextureCreationFlag(E_TEXTURE_CREATION_FLAG flag) const =0;
//! Creates a software images from a file.
/** No hardware texture will be created for those images. This
method is useful for example if you want to read a heightmap
for a terrain renderer.
\param filename Name of the file from which the images are created.
\param type Pointer to E_TEXTURE_TYPE where a recommended type of the texture will be stored.
\return The array of created images.
If you no longer need those images, you should call IImage::drop() on each of them.
See IReferenceCounted::drop() for more information. */
virtual core::array<IImage*> createImagesFromFile(const io::path& filename, E_TEXTURE_TYPE* type = 0) = 0;
//! Creates a software images from a file.
/** No hardware texture will be created for those images. This
method is useful for example if you want to read a heightmap
for a terrain renderer.
\param file File from which the image is created.
\param type Pointer to E_TEXTURE_TYPE where a recommended type of the texture will be stored.
\return The array of created images.
If you no longer need those images, you should call IImage::drop() on each of them.
See IReferenceCounted::drop() for more information. */
virtual core::array<IImage*> createImagesFromFile(io::IReadFile* file, E_TEXTURE_TYPE* type = 0) = 0;
//! Creates a software image from a file.
/** No hardware texture will be created for this image. This
method is useful for example if you want to read a heightmap
@ -990,15 +968,7 @@ namespace video
\return The created image.
If you no longer need the image, you should call IImage::drop().
See IReferenceCounted::drop() for more information. */
IImage* createImageFromFile(const io::path& filename)
{
core::array<IImage*> imageArray = createImagesFromFile(filename);
for (u32 i = 1; i < imageArray.size(); ++i)
imageArray[i]->drop();
return (imageArray.size() > 0) ? imageArray[0] : 0;
}
virtual IImage* createImageFromFile(const io::path& filename) = 0;
//! Creates a software image from a file.
/** No hardware texture will be created for this image. This
@ -1008,15 +978,7 @@ namespace video
\return The created image.
If you no longer need the image, you should call IImage::drop().
See IReferenceCounted::drop() for more information. */
IImage* createImageFromFile(io::IReadFile* file)
{
core::array<IImage*> imageArray = createImagesFromFile(file);
for (u32 i = 1; i < imageArray.size(); ++i)
imageArray[i]->drop();
return (imageArray.size() > 0) ? imageArray[0] : 0;
}
virtual IImage* createImageFromFile(io::IReadFile* file) = 0;
//! Writes the provided image to a file.
/** Requires that there is a suitable image writer registered

84
source/Irrlicht/CNullDriver.cpp
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@ -553,39 +553,21 @@ ITexture* CNullDriver::getTexture(io::IReadFile* file)
//! opens the file and loads it into the surface
video::ITexture* CNullDriver::loadTextureFromFile(io::IReadFile* file, const io::path& hashName )
{
ITexture* texture = 0;
ITexture *texture = nullptr;
E_TEXTURE_TYPE type = ETT_2D;
core::array<IImage*> imageArray = createImagesFromFile(file, &type);
if (checkImage(imageArray))
{
switch (type)
{
case ETT_2D:
texture = createDeviceDependentTexture(hashName.size() ? hashName : file->getFileName(), imageArray[0]);
break;
case ETT_CUBEMAP:
if (imageArray.size() >= 6 && imageArray[0] && imageArray[1] && imageArray[2] && imageArray[3] && imageArray[4] && imageArray[5])
{
texture = createDeviceDependentTextureCubemap(hashName.size() ? hashName : file->getFileName(), imageArray);
}
break;
default:
_IRR_DEBUG_BREAK_IF(true);
break;
}
IImage *image = createImageFromFile(file);
if (!image)
return nullptr;
core::array<IImage*> imageArray;
imageArray.push_back(image);
if (checkImage(imageArray)) {
texture = createDeviceDependentTexture(hashName.size() ? hashName : file->getFileName(), image);
if (texture)
os::Printer::log("Loaded texture", file->getFileName(), ELL_DEBUG);
}
for (u32 i = 0; i < imageArray.size(); ++i)
{
if (imageArray[i])
imageArray[i]->drop();
}
image->drop();
return texture;
}
@ -1168,36 +1150,26 @@ bool CNullDriver::getTextureCreationFlag(E_TEXTURE_CREATION_FLAG flag) const
return (TextureCreationFlags & flag)!=0;
}
core::array<IImage*> CNullDriver::createImagesFromFile(const io::path& filename, E_TEXTURE_TYPE* type)
IImage *CNullDriver::createImageFromFile(const io::path& filename)
{
// TO-DO -> use 'move' feature from C++11 standard.
if (!filename.size())
return nullptr;
core::array<IImage*> imageArray;
if (filename.size() > 0)
{
io::IReadFile* file = FileSystem->createAndOpenFile(filename);
if (file)
{
imageArray = createImagesFromFile(file, type);
file->drop();
}
else
os::Printer::log("Could not open file of image", filename, ELL_WARNING);
io::IReadFile* file = FileSystem->createAndOpenFile(filename);
if (!file) {
os::Printer::log("Could not open file of image", filename, ELL_WARNING);
return nullptr;
}
return imageArray;
IImage *image = createImageFromFile(file);
file->drop();
return image;
}
core::array<IImage*> CNullDriver::createImagesFromFile(io::IReadFile* file, E_TEXTURE_TYPE* type)
IImage *CNullDriver::createImageFromFile(io::IReadFile* file)
{
// TO-DO -> use 'move' feature from C++11 standard.
core::array<IImage*> imageArray;
if (!file)
return imageArray;
return nullptr;
// try to load file based on file extension
for (int i = SurfaceLoader.size() - 1; i >= 0; --i) {
@ -1205,10 +1177,8 @@ core::array<IImage*> CNullDriver::createImagesFromFile(io::IReadFile* file, E_TE
continue;
file->seek(0); // reset file position which might have changed due to previous loadImage calls
if (IImage *image = SurfaceLoader[i]->loadImage(file)) {
imageArray.push_back(image);
return imageArray;
}
if (IImage *image = SurfaceLoader[i]->loadImage(file))
return image;
}
// try to load file based on what is in it
@ -1220,13 +1190,11 @@ core::array<IImage*> CNullDriver::createImagesFromFile(io::IReadFile* file, E_TE
continue;
file->seek(0);
if (IImage *image = SurfaceLoader[i]->loadImage(file)) {
imageArray.push_back(image);
return imageArray;
}
if (IImage *image = SurfaceLoader[i]->loadImage(file))
return image;
}
return imageArray;
return nullptr;
}

4
source/Irrlicht/CNullDriver.h
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@ -314,9 +314,9 @@ namespace video
//! Returns if a texture creation flag is enabled or disabled.
bool getTextureCreationFlag(E_TEXTURE_CREATION_FLAG flag) const override;
core::array<IImage*> createImagesFromFile(const io::path& filename, E_TEXTURE_TYPE* type = 0) override;
IImage *createImageFromFile(const io::path& filename) override;
core::array<IImage*> createImagesFromFile(io::IReadFile* file, E_TEXTURE_TYPE* type = 0) override;
IImage *createImageFromFile(io::IReadFile* file) override;
//! Creates a software image from a byte array.
/** \param useForeignMemory: If true, the image will use the data pointer