Raw

#include    <memory>

#include    "hud.h"
#include    "cl_util.h"

#include    "logging.h"

#include    "gl_texture.h"

cl_texture_t    m_pTextures[ MAX_TEXTURES ];
int             m_iNumTextures;
GLuint          curTexID    =   TEXTURE_BASE;

cl_texture_t*   PrecacheVTFFile( const char* szFileName )
{
    cl_texture_t*       pTexture    =   NULL;   // Tidy stuff.
    char                szPath[ MAX_PATH ],
                        szFinalPath[ MAX_PATH ];
    VTFLib :: CVTFFile  vtf;    // Put all of this here?
    int iMipLevel                   =   MIP_DUMMY;

    if( !gVTFM.IsVTFAllowed( ) || !g_pFileSystem || !gOGLM.IsGLAllowed( ) )
        return  nullptr;

    if( !g_pFileSystem -> GetLocalPath( "materials", szPath, sizeof( szPath ) ) )
        return  nullptr;

    snprintf( szFinalPath, sizeof( szFinalPath ), "%s\\%s.vtf", szPath, szFileName );

    if( !vtf.Load( szFinalPath ) || !vtf.IsLoaded( ) )  // This can probably be improved along with the first checks.
        return  nullptr;

    pTexture                =   &m_pTextures[ m_iNumTextures ]; // Some Trinity thing, figure out what this is.

    int someSizeData        =   vtf.ComputeImageSize( vtf.GetWidth( ), vtf.GetHeight( ), vtf.GetDepth( ), iMipLevel, vtf.GetFormat( ) );    // Raw image (for testing) actually has 7 (or 8?) mipmaps that I can use, implement that.

    vlByte* rawImageData    =   vtf.GetData( 0, 0, 0, 0 );  // Can't get raw data so just replace with them all with 0.
    auto    allocMemData    =   std :: make_unique< vlByte[ ] >( someSizeData );    // Don't forget deletions of it!

    if( ( !vtf.GetFormat( ) == IMAGE_FORMAT_RGBA8888 ) && !vtf.Convert( rawImageData, allocMemData.get( ), vtf.GetWidth( ), vtf.GetHeight( ), vtf.GetFormat( ), IMAGE_FORMAT_RGBA8888 ) )
        return  nullptr;    // This check is quite stupid, redo.

    glGenTextures( 1, &curTexID );  // Nasty displaying hack. Look more into for future bug report.
    glBindTexture( GL_TEXTURE_2D, curTexID );   // I'm a noob at OpenGL, investigate at a later date to make sure this works.
    glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA8, vtf.GetWidth( ), vtf.GetHeight( ), 0, GL_RGBA8, GL_UNSIGNED_BYTE, allocMemData.get( ) );  // Figure out if uploading like this is okay.

    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );

    strcpy( pTexture -> szName, szFileName );

    pTexture -> iWidth  =   vtf.GetWidth( );    // Texture information so I can recall it. Expand upon this.
    pTexture -> iHeight =   vtf.GetHeight( );
    pTexture -> iFormat =   vtf.GetFormat( );   // Strange reason, but it doesn't output the new format I converted it to, but the original.
    pTexture -> iIndex  =   curTexID;

    gLS.Log( 1, "iWidth: %d\niHeight: %d\niFormat: %d\niIndex: %d\nm_iNumTextures: %d\ncurTexID: %d\nszFileName: %s\nszPath: %s\nszFinalPath %s\nszName: %s\n\n", pTexture -> iWidth, pTexture -> iHeight, pTexture -> iFormat, pTexture -> iIndex, m_iNumTextures, curTexID, szFileName, szPath, szFinalPath, pTexture -> szName );

    m_iNumTextures++;
    curTexID++;

    return  pTexture;   // Good?
}