/**
* @brief Load an image by file name.
* @param aName Name of the file.
*/
void PCShaderSurface::LoadImage(HashString const &aName)
{
/* If the file was already loaded,
let's avoid assigning a new id. */
TextureData const& textureData = GetManager()->GetTextureData(aName);
if(textureData.mTextureID != (unsigned)-1)
{
mTextureID = textureData.mTextureID;
SetTextureSize(Vector3(textureData.mWidth, textureData.mHeight, 0));
}
// else we load the image from file
else if((mSurface = IMG_Load(Common::RelativePath("Art", aName).c_str())))
{
if ((mSurface->w & (mSurface->w - 1)) != 0 )
{
DebugLogPrint("warning: width of image: %s is not a power of 2\n", aName.ToCharArray());
}
if ((mSurface->h & (mSurface->h - 1)) != 0 )
{
DebugLogPrint("warning: height of image: %s is not a power of 2\n", aName.ToCharArray());
}
SetTextureSize(Vector3(mSurface->w, mSurface->h, 0));
mNumberOfColors = mSurface->format->BytesPerPixel;
if (mNumberOfColors == 4)
{
if (mSurface->format->Rmask == 0x000000ff)
mTextureFormat = GL_RGBA;
else
#ifndef _WIN32
mTextureFormat = GL_BGRA;
#else
mTextureFormat = GL_RGBA;
#endif
}
else if (mNumberOfColors == 3)
{
if (mSurface->format->Rmask == 0x000000ff)
mTextureFormat = GL_RGB;
else
#ifndef _WIN32
mTextureFormat = GL_BGR;
#else
mTextureFormat = GL_RGB;
#endif
}
else
{
DebugLogPrint("warning: image %s is not truecolor... this will probably break\n", aName.ToCharArray());
DebugLogPrint("warning: bytes per pixel for image %s: %d\n", aName.ToCharArray(), mNumberOfColors);
}
AddTexturePairing(aName);
}
else
{
DebugLogPrint("warning: file: %s not found or incompatible format, check this out\n", aName.ToCharArray());
}
}
/**
* @brief Loads a text surface in font.
* @param aFont Font to use.
* @param aText Text to render.
* @param aForegroundColor Color of the text.
* @param aBackgroundColor Color of the background.
* @param aSize Size of font.
* @param aMaxWidth Max width of a single line (in pixels).
* @return
*/
Vector3 PCShaderSurface::LoadText(HashString const &aFont, HashString const &aText, Vector4 const &aForegroundColor, Vector4 const &aBackgroundColor, int aSize, int aMaxWidth)
{
// Endianness is important here
Uint32 rmask, gmask, bmask, amask;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
rmask = 0xff000000;
gmask = 0x00ff0000;
bmask = 0x0000ff00;
amask = 0x000000ff;
#else
rmask = 0x000000ff;
gmask = 0x0000ff00;
bmask = 0x00ff0000;
amask = 0xff000000;
#endif
HashString const textureDataHash = aFont + aText + Common::IntToString(aSize);
TextureData const& data = GetManager()->GetTextureData(textureDataHash);
if(data.mTextureID != (unsigned)-1)
{
Vector3 size = Vector3(data.mWidth, data.mHeight, 0);
mTextureID = data.mTextureID;
SetTextureSize(size);
return size;
}
else
{
if(!TTF_WasInit())
TTF_Init();
mFont = TTF_OpenFont(Common::RelativePath("Fonts", aFont).c_str(), aSize);
if(!mFont)
{
mFont = NULL;
DebugLogPrint("warning: file not found or incompatible format, check this out\n");
DebugLogPrint("%s", TTF_GetError());
return Vector3(0, 0, 0);
}
// Create text texture
SDL_Color fgColor = {(Uint8)aForegroundColor.x, (Uint8)aForegroundColor.y, (Uint8)aForegroundColor.z, (Uint8)aForegroundColor.w};
//SDL_Color bgColor = {(Uint8)aBackgroundColor.x, (Uint8)aBackgroundColor.y, (Uint8)aBackgroundColor.z, (Uint8)aBackgroundColor.w};
SDL_Surface *msg = TTF_RenderText_Blended_Wrapped(mFont, aText.ToCharArray(), fgColor, aMaxWidth);
if(!msg)
{
DebugLogPrint("TTF_RenderText failed: %s", TTF_GetError());
assert(msg);
}
mTextureFormat = GL_RGBA;
mSurface = SDL_CreateRGBSurface(SDL_SWSURFACE, msg->w, msg->h, 32, rmask, gmask, bmask, amask);
SetTextureSize(Vector3(mSurface->w, mSurface->h, 0));
SDL_BlitSurface(msg, NULL, mSurface, NULL);
AddTexturePairing(textureDataHash);
return Vector3(mSurface->w, mSurface->h, 0);
}
}
bool ITextureManagerOpenGL::SetTextureData(ITexture *tex, void *data, int width, int height, TextureFormat Format, ImageFormat InputCPP)
{
//IMutexLocker lock(m_mMutexTex);
if (tex /*&& data */&& width>0 && height>0)
{
SetTextureSize(tex,width,height);
glBindTexture(GL_TEXTURE_2D, *(GLuint*)tex->GetTexture());
//glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
//glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
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_REPEAT);
//glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT);
int CPP2=GL_DEPTH_COMPONENT;
bool Error=false;
if (InputCPP==IIF_RGB)
CPP2=GL_RGB;
else if (InputCPP==IIF_RGBA)
CPP2=GL_RGBA;
//else
// Error=true;
//if (Error==false)
{
int CPP=GL_RGB;
bool Error=false;
if (Format==ITF_RGBA)
CPP=GL_RGBA;
else if (Format==ITF_RED)
CPP=GL_RED;
else if (Format==ITF_GREEN)
CPP=GL_GREEN;
else if (Format==ITF_BLUE)
CPP=GL_BLUE;
else if (Format==ITF_ALPHA)
CPP=GL_RGBA;
else if (Format==ITF_DEPTH)
CPP=GL_DEPTH_COMPONENT;
else if (Format==ITF_DEPTH24)
CPP=GL_DEPTH_COMPONENT24;
else if (Format==ITF_DEPTH32)
CPP=GL_DEPTH_COMPONENT32; // temporary
else if (Format==ITF_RGB32F)
CPP=GL_RGB32F_ARB; // GL_RGB32F_ARB
else if (Format==ITF_RGBA32F)
CPP=GL_RGBA32F_ARB; // GL_RGBA32F_ARB / GL_RGBA_FLOAT32_ATI
else if (Format==ITF_RGB16F)
CPP=GL_RGB16F_ARB;
else if (Format==ITF_RGBA16F)
CPP=GL_RGBA16F_ARB;
/*if (CPP==GL_RGB32F_ARB && isExtensionSupported("GL_RGB32F_ARB")==0)
{
ILogger::LogError("GL_RGB32F_ARB not supported\n");
CPP = GL_RGB;
}*/
//if (CPP==GL_RGBA32F_ARB || CPP==GL_RGB32F_ARB || CPP==GL_RGBA_FLOAT32_ATI || CPP==GL_RGBA16F_ARB)
// CPP = GL_RGB16F_ARB;
//if (CPP==GL_DEPTH_COMPONENT32 || CPP==GL_DEPTH_COMPONENT24)
// CPP = GL_DEPTH_COMPONENT;
long inputtype=GL_UNSIGNED_BYTE;
if (CPP==GL_RGBA32F_ARB || CPP==GL_RGB32F_ARB || CPP==GL_RGBA_FLOAT32_ATI || CPP==GL_RGBA16F_ARB || CPP==GL_RGB16F_ARB)
inputtype=GL_HALF_FLOAT_ARB;
glBindTexture(GL_TEXTURE_2D, *(GLuint*)tex->GetTexture());
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_MIN_FILTER, GL_NEAREST);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
if (CPP2==GL_DEPTH_COMPONENT)
{
glTexParameteri(GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE, GL_INTENSITY);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);
}
//glTexImage2D(GL_TEXTURE_2D, 0, CPP, Width, Height, 0, CPP, GL_FLOAT, 0);
glTexImage2D(GL_TEXTURE_2D, 0, CPP, width, height, 0, CPP2, inputtype, data);
//gluBuild2DMipmaps(GL_TEXTURE_2D, CPP, Width, Height, GL_RGBA, GL_UNSIGNED_BYTE, data);
//delete[] data;
glBindTexture(GL_TEXTURE_2D, NULL);
//tex->m_iWidth=width;
//tex->m_iHeight=height;
return true;
}
glBindTexture(GL_TEXTURE_2D, NULL);
return false;
}
return false;
}
bool ITextureManagerOpenGL::SetCompressedTextureData(ITexture *tex, IImageITX* itx)
{
if (tex && itx)
{
glBindTexture(GL_TEXTURE_2D, *(GLuint*)tex->GetTexture());
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
SetTextureSize(tex,itx->GetWidth(),itx->GetHeight());
int blockSize=16;
if (itx->GetFormat()==IImageITX::ITXF_DXT1 || itx->GetFormat()==IImageITX::ITXF_DXT1a || itx->GetFormat()==IImageITX::ITXF_DXT1nm)
blockSize=8;
int Format;
switch (itx->GetFormat())
{
/*case IImageITX::ITXF_RGBA:
Format=GL_COMPRESSED_RGBA_ARB;
break;*/
case IImageITX::ITXF_DXT1:
Format=GL_COMPRESSED_RGB_S3TC_DXT1_EXT;
break;
case IImageITX::ITXF_DXT1a:
Format=GL_COMPRESSED_RGBA_S3TC_DXT1_EXT;
break;
case IImageITX::ITXF_DXT1nm:
Format=GL_COMPRESSED_RGB_S3TC_DXT1_EXT;
break;
case IImageITX::ITXF_DXT3:
Format=GL_COMPRESSED_RGBA_S3TC_DXT3_EXT;
break;
case IImageITX::ITXF_DXT5:
case IImageITX::ITXF_DXT5nm:
Format=GL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
break;
case IImageITX::ITXF_ATI1:
case IImageITX::ITXF_ATI2_3Dc:
Format=GL_ATI_texture_compression_3dc;
break;
}
int nSize;
int nOffset = 0;
int Width=itx->GetWidth();
int Height=itx->GetHeight();
int NumMipMaps=itx->GetMipMapCount();
for( int i = 0; i < NumMipMaps; ++i )
{
if( Width == 0 ) Width = 1;
if( Height == 0 ) Height = 1;
nSize = ((Width+3)/4) * ((Height+3)/4) * blockSize;
if (itx->GetFormat()==IImageITX::ITXF_RGBA)
{
glTexImage2D(GL_TEXTURE_2D,
i,
GL_RGBA,
Width,
Height,
0,
GL_BGRA_EXT,
GL_UNSIGNED_BYTE,
(unsigned char*)itx->GetData() + nOffset);
}else{
glCompressedTexImage2DARB( GL_TEXTURE_2D,
i,
Format,
Width,
Height,
0,
nSize,
(unsigned char*)itx->GetData() + nOffset );
}
nOffset += nSize;
// Half the image size for the next mip-map level...
Width = (Width / 2);
Height = (Height / 2);
}
glBindTexture(GL_TEXTURE_2D, 0);
return true;
}
return false;
}
