forked from 0ad/0ad
82 lines
1.8 KiB
C++
Executable File
82 lines
1.8 KiB
C++
Executable File
//***********************************************************
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//
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// Name: OGLTexture.Cpp
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// Last Update: 14/2/02
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// Author: Poya Manouchehri
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//
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// Description: This class represents a OpenGL Texture.
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// When a CTexture gets registered with the
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// renderer, one of these is created and added
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// to the renderer's list of registered textures
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//
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//***********************************************************
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#include "OGLTexture.H"
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COGLTexture::COGLTexture ()
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{
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m_TextureID = 0;
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m_pTextureBK = NULL;
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}
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COGLTexture::~COGLTexture ()
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{
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glDeleteTextures (1, &m_TextureID);
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m_pTextureBK = NULL;
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}
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FRESULT COGLTexture::CreateTexture (CTexture *texture)
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{
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// unsigned int *NewBits;
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//create and set the texture name
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glGenTextures (1, &m_TextureID);
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glBindTexture (GL_TEXTURE_2D, m_TextureID);
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if (!texture->GetMipMapFlag ())
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{
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// NewBits = new unsigned int [texture->GetWidth()*texture->GetHeight()];
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//resize the image for the next mip level
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// if (gluScaleImage (GL_RGBA,
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// texture->GetWidth (),
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// texture->GetHeight (),
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// GL_UNSIGNED_INT,
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// texture->GetBits (),
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// texture->GetWidth (),
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// texture->GetHeight (),
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// GL_UNSIGNED_INT,
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// NewBits) != 0)
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// return R_FAIL;
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//create the texture
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glTexImage2D (GL_TEXTURE_2D,
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0,
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4,
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texture->GetWidth (),
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texture->GetHeight (),
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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texture->GetBits());
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// if (NewBits)
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// delete [] NewBits;
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}
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else
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{
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//build full mipmap table
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if (gluBuild2DMipmaps (GL_TEXTURE_2D,
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4,
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texture->GetWidth (),
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texture->GetHeight (),
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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texture->GetBits()) != 0)
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return R_FAIL;
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}
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m_pTextureBK = texture;
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return R_OK;
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} |