XFXFramework/src/libXFX/Texture2D.cpp

// Copyright (C) 2010-2012, XFX Team
// All rights reserved.
// 
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#include <Graphics/Texture2D.h>
#include <Rectangle.h>

using namespace XFX;

namespace XFX
{
	namespace Graphics
	{
		SurfaceFormat_t Texture2D::Format()
		{
			return _surfaceFormat;
		}
		
		int Texture2D::Height()
		{
			return _height;
		}
		
		TextureUsage_t Texture2D::TextureUsage_()
		{
			return _textureUsage;
		}
		
		int Texture2D::Width()
		{
			return _width;
		}

		Texture2D::Texture2D()
		{
			textureId = -1;
		}
		
		Texture2D::Texture2D(GraphicsDevice graphicsDevice)
		{
			textureId = -1;
			device = graphicsDevice;
		}
		
		Texture2D::Texture2D(GraphicsDevice graphicsDevice, int width, int height)
		{
			textureId = -1;
			device = graphicsDevice;
			_width = width;
			_height = height;
		}
		
		Texture2D::Texture2D(GraphicsDevice graphicsDevice, int width, int height, int numberLevels, TextureUsage_t usage, SurfaceFormat_t format)
		{
			textureId = -1;
			device = graphicsDevice;
			_width = width;
			_height = height;
			_numberOfLevels = numberLevels;
			_textureUsage = usage;
			_surfaceFormat = format;
		}

		Texture2D::Texture2D(const Texture2D &obj)
		{
			textureId = obj.textureId;
			device = obj.device;
			_width = obj._width;
			_height = obj._height;
			_numberOfLevels = obj._numberOfLevels;
			_textureUsage = obj._textureUsage;
			_surfaceFormat = obj._surfaceFormat;
		}
		
		void Texture2D::Dispose(bool disposing)
		{
			if(!_isDisposed)
			{
				try
				{
					//glDeleteTextures(1, int[] { textureId });
				}
				catch(Exception)
				{
					
				}
				/*if(device.Textures().textures.Contains(this))
					device.Textures().textures.Remove(this);*/
			}
			_isDisposed = true;
		}
		
		void Texture2D::Load(byte buffer[])
		{
			/*imageId = Il::ilGenImage(); 
            Il::ilBindImage(imageId); 
            Il::ilLoadL(Il::IL_JPG, buffer, buffer.Length); 
                          
            int[] texture = int[1]; 
            glGenTextures(1, texture); 
            textureId = texture[0]; 
            glBindTexture(GL_TEXTURE_2D, textureId);                       
            glTexImage2D(GL_TEXTURE_2D, 0, Il::ilGetInteger(Il::IL_IMAGE_BYTES_PER_PIXEL), _width, _height, 0, GL_RGBA, GL_UNSIGNED_BYTE, Il::ilGetData());                   
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);*/
		}
		
		template <class T>
		void Texture2D::SetData(T data[]) 
 		{ 
 			Rectangle rect; 
 			SetData<T>(0, rect, data, 0, data.Length, SetDataOptions::None); 
 		}
 		
		template <class T>
 		void Texture2D::SetData(T data[], int startIndex, int elementCount, SetDataOptions_t options) 
 		{ 
 			Rectangle rect; 
 			SetData<T>(0, rect, data, startIndex, elementCount, options); 
 		} 
		
		template <class T>
		void Texture2D::SetData(int level, Rectangle rect, T data[], int startIndex, int elementCount, SetDataOptions_t options) 
 		{ 
 			if (textureId == -1 || options == SetDataOptions::NoOverwrite) 
 			{ 
				/*int[] texture = new int[1];
 				glGenTextures(1, texture); 
 				textureId = texture[0];*/
 			} 
 			//glBindTexture(GL_TEXTURE_2D, textureId);

 			switch (_surfaceFormat) 
 			{ 
 				case SurfaceFormat::Color:
 					//glTexImage2D(GL_TEXTURE_2D, 0, 4, _width, _height, 0, GL_BGRA, GL_UNSIGNED_BYTE, data); 
 					break; 
 				case SurfaceFormat::Dxt1: 
 					//glCompressedTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, _width, _height, 0, elementCount, data);
					break; 
 				case SurfaceFormat::Dxt3:
 					//glCompressedTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, _width, _height, 0, elementCount, data);
 					break; 
 				case SurfaceFormat::Dxt5:
 					//glCompressedTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, _width, _height, 0, elementCount, data);
 					break; 
 			}
 			/*glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);*/
 		} 
	}
}