From 01a48eb9a98fa8c7d407077aa69d493e74eb86cd Mon Sep 17 00:00:00 2001
From: =?utf8?q?C=C3=B4me=20BERNIGAUD?= <come.bernigaud@gmail.com>
Date: Wed, 18 May 2011 15:44:44 +0200
Subject: [PATCH] adding missing source files

---
 Source/Texture.cpp | 92 ++++++++++++++++++++++++++++++++++++++++++++++
 Source/Texture.h   | 39 ++++++++++++++++++++
 2 files changed, 131 insertions(+)
 create mode 100644 Source/Texture.cpp
 create mode 100644 Source/Texture.h

diff --git a/Source/Texture.cpp b/Source/Texture.cpp
new file mode 100644
index 0000000..37d4073
--- /dev/null
+++ b/Source/Texture.cpp
@@ -0,0 +1,92 @@
+#include "gamegl.h"
+#include "Texture.h"
+#include "TGALoader.h"
+
+using namespace std;
+
+map<string,Texture> Texture::textures;
+
+extern TGAImageRec texture;
+extern bool trilinear;
+
+void Texture::load()  {
+	GLuint type;
+
+	LOGFUNC;
+
+	LOG(std::string("Loading texture...") + fileName);
+
+	unsigned char fileNamep[256];
+	CopyCStringToPascal(ConvertFileName(fileName.c_str()), fileNamep);
+	//Load Image
+	upload_image( fileNamep ,hasalpha);
+	
+	//Alpha channel?
+	if ( texture.bpp == 24 )
+		type = GL_RGB;
+	else
+		type = GL_RGBA;
+
+	glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
+
+	if(!id)
+		glGenTextures( 1, &id );
+	glTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
+
+	glBindTexture( GL_TEXTURE_2D, id);
+	glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+	if(mipmap)
+		glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, (trilinear?GL_LINEAR_MIPMAP_LINEAR:GL_LINEAR_MIPMAP_NEAREST) );
+	else
+		glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+	
+	skinsize=texture.sizeX;
+	
+	if(isSkin) {
+		int tempnum=0;
+		int nb = (texture.sizeY*texture.sizeX*(texture.bpp/8));
+		array = (GLubyte*)malloc(nb*sizeof(GLubyte));
+		for(int i=0;i<nb;i++) {
+			if((i+1)%4||type==GL_RGB) {
+				array[tempnum]=texture.data[i];
+				tempnum++;
+			}
+		}
+		arraySize=tempnum;
+
+		gluBuild2DMipmaps( GL_TEXTURE_2D, type, texture.sizeX, texture.sizeY, GL_RGB, GL_UNSIGNED_BYTE, array );
+	} else {
+		gluBuild2DMipmaps( GL_TEXTURE_2D, type, texture.sizeX, texture.sizeY, type, GL_UNSIGNED_BYTE, texture.data );
+	}
+}
+
+GLuint Texture::Load(const string& fileName, bool mipmap, bool hasalpha) {
+	map<string,Texture>::iterator it = textures.find(fileName);
+	if(it==textures.end()) {
+		textures.insert(make_pair(fileName,Texture(fileName,mipmap,hasalpha)));
+		textures[fileName].load();
+		return textures[fileName].getId();
+	} else {
+		return it->second.getId();
+	}
+}
+
+GLuint Texture::Load(const string& fileName, bool mipmap, bool hasalpha, GLubyte* array, int* skinsize) {
+	map<string,Texture>::iterator it = textures.find(fileName);
+	if(it==textures.end()) {
+		textures.insert(make_pair(fileName,Texture(fileName,mipmap,hasalpha,true)));
+		textures[fileName].load();
+		*skinsize = textures[fileName].skinsize;
+		for(int i=0;i<textures[fileName].arraySize;i++) {
+			array[i] = textures[fileName].array[i];
+		}
+		return textures[fileName].getId();
+	} else {
+		*skinsize = it->second.skinsize;
+		for(int i=0;i<it->second.arraySize;i++) {
+			array[i] = it->second.array[i];
+		}
+		return it->second.getId();
+	}
+}
+
diff --git a/Source/Texture.h b/Source/Texture.h
new file mode 100644
index 0000000..4424cee
--- /dev/null
+++ b/Source/Texture.h
@@ -0,0 +1,39 @@
+#include <map>
+#include <string>
+
+//keeps track of which textures are loaded
+//TODO: delete them properly
+class Texture {
+	private:
+		static std::map<std::string,Texture> textures;
+	
+		bool isSkin;
+		std::string fileName;
+		GLuint id;
+		bool mipmap;
+		bool hasalpha;
+		GLubyte* array;
+		int arraySize;
+		int skinsize;
+
+		void load();
+
+	public:
+		Texture():
+			isSkin(false), skinsize(0), arraySize(0),
+			fileName(""), id(0), mipmap(false), hasalpha(false), array(NULL) { }
+		~Texture() {
+			free(array);
+		}
+		Texture (const std::string& _fileName, bool _mipmap, bool _hasalpha):
+			isSkin(false), skinsize(0), arraySize(0), array(NULL),
+			fileName(_fileName), id(0), mipmap(_mipmap), hasalpha(_hasalpha) { }
+		Texture (const std::string& _fileName, bool _mipmap, bool _hasalpha, bool _isSkin):
+			isSkin(_isSkin), skinsize(0), arraySize(0), array(NULL),
+			fileName(_fileName), id(0), mipmap(_mipmap), hasalpha(_hasalpha) { }
+		GLuint getId() const { return id; }
+		
+		static GLuint Load(const std::string& fileName, bool mipmap, bool hasalpha);
+		static GLuint Load(const std::string& fileName, bool mipmap, bool hasalpha, GLubyte* array, int* skinsize);
+};
+
-- 
2.39.2