Merging r5975 through r6036 from trunk to ogl-es branch.

GLES drivers adapted, but only did make compile-tests. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475
2020-01-03 19:05:16 +00:00
commit 2ae2a551a6
2007 changed files with 635880 additions and 0 deletions
--- a/source/Irrlicht/CMeshTextureLoader.cpp
+++ b/source/Irrlicht/CMeshTextureLoader.cpp
@@ -0,0 +1,130 @@
+#include "CMeshTextureLoader.h"
+#include "IFileSystem.h"
+#include "IVideoDriver.h"
+#include "os.h"
+
+namespace irr
+{
+namespace scene
+{
+
+CMeshTextureLoader::CMeshTextureLoader(irr::io::IFileSystem* fs, irr::video::IVideoDriver* driver)
+: FileSystem(fs)
+, VideoDriver(driver)
+, MeshFile(0)
+, MaterialFile(0)
+{
+}
+
+//! Set a custom texture path.
+void CMeshTextureLoader::setTexturePath(const irr::io::path& path)
+{
+	TexturePath = path;
+	preparePath(TexturePath);
+}
+
+//! Get the current custom texture path.
+const irr::io::path& CMeshTextureLoader::getTexturePath() const
+{
+	return TexturePath;
+}
+
+bool CMeshTextureLoader::checkTextureName( const irr::io::path& filename)
+{
+	//os::Printer::log("CheckTextureName:", core::stringc(filename).c_str(), ELL_DEBUG);
+	if (FileSystem->existFile(filename))
+	{
+		//os::Printer::log("file exists", ELL_DEBUG);
+		TextureName = filename;
+		return true;
+	}
+
+	return false;
+}
+
+//! Get the texture by searching for it in all paths that makes sense for the given textureName.
+irr::video::ITexture* CMeshTextureLoader::getTexture(const irr::io::path& textureName)
+{
+	if ( textureName.empty() || !FileSystem || !VideoDriver)
+		return NULL;
+
+	// Pre-process texture filename.
+	irr::io::path simplifiedTexName(textureName);
+	simplifiedTexName.replace(_IRR_TEXT('\\'),_IRR_TEXT('/'));
+
+	// user defined texture path
+	if ( !TexturePath.empty() )
+	{
+		if ( checkTextureName(TexturePath + simplifiedTexName) )
+			return VideoDriver->getTexture(TextureName);
+
+		if ( checkTextureName(TexturePath + FileSystem->getFileBasename(simplifiedTexName)) )
+			return VideoDriver->getTexture(TextureName);
+	}
+
+	// just the name itself
+	if ( checkTextureName(simplifiedTexName) )
+		return VideoDriver->getTexture(TextureName);
+
+	// look in files relative to the folder of the meshfile
+	if ( MeshFile )
+	{
+		if ( MeshPath.empty() )
+		{
+			MeshPath = FileSystem->getFileDir(MeshFile->getFileName());
+			preparePath(MeshPath);
+		}
+		if ( !MeshPath.empty() )
+		{
+			if ( checkTextureName(MeshPath + simplifiedTexName) )
+				return VideoDriver->getTexture(TextureName);
+
+			if ( checkTextureName(MeshPath + FileSystem->getFileBasename(simplifiedTexName)) )
+				return VideoDriver->getTexture(TextureName);
+		}
+	}
+
+	// look in files relative to the folder of the materialfile
+	if ( MaterialFile )
+	{
+		if ( MaterialPath.empty() )
+		{
+			MaterialPath = FileSystem->getFileDir(MaterialFile->getFileName());
+			preparePath(MaterialPath);
+		}
+		if ( !MaterialPath.empty() )
+		{
+			if ( checkTextureName(MaterialPath + simplifiedTexName) )
+				return VideoDriver->getTexture(TextureName);
+
+			if ( checkTextureName(MaterialPath + FileSystem->getFileBasename(simplifiedTexName)) )
+				return VideoDriver->getTexture(TextureName);
+		}
+	}
+
+	// check current working directory
+	if ( checkTextureName(FileSystem->getFileBasename(simplifiedTexName)) )
+		return VideoDriver->getTexture(TextureName);
+
+	TextureName = _IRR_TEXT("");
+	return NULL;
+}
+
+//! Meshloaders will search paths relative to the meshFile.
+void CMeshTextureLoader::setMeshFile(const irr::io::IReadFile* meshFile)
+{
+	// no grab (would need a weak_ptr)
+	MeshFile = meshFile;
+	MeshPath = _IRR_TEXT("");	// do a lazy evaluation later
+}
+
+//! Meshloaders will try to look relative to the path of the materialFile
+void CMeshTextureLoader::setMaterialFile(const irr::io::IReadFile* materialFile)
+{
+	// no grab (would need a weak_ptr)
+	MaterialFile = materialFile;
+	MaterialPath = _IRR_TEXT("");	// do a lazy evaluation later
+}
+
+} // end namespace scnene
+} // end namespace irr