void ofxTexture::DrawString(string text, ofxBitmapFont* font, ofRectangle dest_rect, unsigned char font_size)
{
if(m_Locked) return;
// TODO: implement draw text with boundary
float scale;
if(font_size == 0)
{
scale = 1.0f;
}
else
{
scale = (float)font_size/font->GetFontSize();
}
ofVec2f cursor(dest_rect.x, dest_rect.y);
ilDisable(IL_BLIT_BLEND);
for (int i = 0; i < text.size(); i++)
{
ofVec2f draw_region = scale*font->GetRect(text[i]);
ILuint character_image = font->GetImageId(text[i]);
ILuint dummy = ilGenImage();
ilBindImage(dummy);
ilCopyImage(character_image);
iluScale(draw_region.x, draw_region.y, 1);
ilBindImage(m_ImageId);
ilBlit(dummy, cursor.x, cursor.y, 0, 0, 0, 0, draw_region.x, draw_region.y, 1);
ilDeleteImage(dummy);
cursor.x += draw_region.x;
}
ilEnable(IL_BLIT_BLEND);
}
void ofxTexture::BlockTransfer(ofxTexture* source, ofRectangle source_rect, ofVec2f dest_pos, int alpha)
{
if(m_Locked || source->IsLocked()) return;
ilBindImage(m_ImageId);
ilDisable(IL_BLIT_BLEND);
ilBlit(source->GetDevilId(), dest_pos.x, dest_pos.y, 0,
source_rect.x, source_rect.y, 0, source_rect.width, source_rect.height, 1);
ilEnable(IL_BLIT_BLEND);
}
//! Overlays the image found in Src on top of the current bound image at the coords specified.
ILboolean ILAPIENTRY ilOverlayImage(ILuint Source, ILint XCoord, ILint YCoord, ILint ZCoord)
{
ILuint Width, Height, Depth;
ILuint Dest;
Dest = ilGetCurName();
ilBindImage(Source);
Width = iCurImage->Width; Height = iCurImage->Height; Depth = iCurImage->Depth;
ilBindImage(Dest);
return ilBlit(Source, XCoord, YCoord, ZCoord, 0, 0, 0, Width, Height, Depth);
}
void ofxTexture::Fill(ofFloatColor color, ofRectangle dest_rect)
{
if(m_Locked) return;
ILuint dummy = ilGenImage();
ilBindImage(dummy);
ilTexImage(dest_rect.width, dest_rect.height, 0, 4, IL_RGBA , IL_UNSIGNED_BYTE, NULL);
ilClearColour(color.r, color.g, color.b, color.a);
ilClearImage();
ilBindImage(m_ImageId);
ilDisable(IL_BLIT_BLEND);
ilBlit(dummy, dest_rect.x, dest_rect.y, 0, 0, 0, 0, dest_rect.width, dest_rect.height, 1);
ilEnable(IL_BLIT_BLEND);
ilDeleteImage(dummy);
}
void ofxTexture::StretchTransfer(ofxTexture* source, ofRectangle source_rect, ofRectangle dest_rect, int alpha)
{
if(m_Locked || source->IsLocked()) return;
ILuint dummy = ilGenImage();
ilBindImage(dummy);
ilCopyImage(source->GetDevilId());
iluScale(dest_rect.width, dest_rect.height, 1);
ilBindImage(m_ImageId);
ilDisable(IL_BLIT_BLEND);
ilBlit(dummy, dest_rect.x, dest_rect.y, 0,
source_rect.x, source_rect.y, 0, source_rect.width, source_rect.height, 1);
ilEnable(IL_BLIT_BLEND);
ilDeleteImage(dummy);
}
bool TextureControl::GenerateComposite(string sourceName,string modName,string outputName, unsigned int destSize, unsigned int mode ) {
ILuint srctex = 0;
ILuint modtex = 0;
ILuint canvas = 0;
if(namedImages.find(modName) == namedImages.end()) // mod not selected?
return false;
modtex = namedImages[modName];
ilBindImage(modtex);
ILuint mW = ilGetInteger(IL_IMAGE_WIDTH);
ILuint mH = ilGetInteger(IL_IMAGE_HEIGHT);
if(destSize && (mW != destSize)) {
iluImageParameter(ILU_FILTER, ILU_SCALE_BSPLINE);
iluScale(destSize,destSize,1);
mW = mH = destSize;
}
if(namedImages.find(sourceName) == namedImages.end()) // source not selected?
return false;
srctex = namedImages[sourceName];
ilBindImage(srctex);
ILuint sW = ilGetInteger(IL_IMAGE_WIDTH);
ILuint sH = ilGetInteger(IL_IMAGE_HEIGHT);
if(destSize && (sW != destSize)) {
iluImageParameter(ILU_FILTER, ILU_SCALE_BSPLINE);
iluScale(destSize,destSize,1);
sW = sH = destSize;
}
if(namedImages.find(outputName) != namedImages.end()) // already have an output?
ilDeleteImage(namedImages[outputName]);
if(sW < mW) {
ilBindImage(modtex);
iluImageParameter(ILU_FILTER, ILU_SCALE_BSPLINE);
iluScale(sW,sH,1);
ilBindImage(srctex);
} else if(sW > mW){
iluImageParameter(ILU_FILTER, ILU_SCALE_BSPLINE);
iluScale(mW,mH,1);
sW=mW; sH=mH;
}
namedImages[outputName] = getImageHandle();
ilTexImage(sW,sH,1,4,IL_RGBA,IL_UNSIGNED_BYTE,NULL);
ilBlit(srctex,0,0,0,0,0,0,sW,sH,1);
ilEnable(IL_BLIT_BLEND);
ilBlit(modtex,0,0,0,0,0,0,sW,sH,1);
return true;
}
void ilFBlit_(int *RetVal, int *Source, int *DestX, int *DestY, int *DestZ, int *SrcX, int *SrcY, int *SrcZ, int *Width, int *Height, int *Depth)
{
*RetVal = ilBlit(*Source, *DestX, *DestY, *DestZ, *SrcX, *SrcY, *SrcZ, *Width, *Height, *Depth);
return;
}
