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BUG correction: tests for disabling or not dithering was also disabling cache for scaling, so scaling was recomputed at every frame

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Signed-off-by: Vincent-FK <vincent.buso@funkey-project.com>
This commit is contained in:
Vincent-FK 2020-02-27 15:30:22 +08:00
parent 2530514e55
commit 260178ef44
1 changed files with 11 additions and 9 deletions
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14
RetroFE/Source/Graphics/Component/Image.cpp
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@ -87,7 +87,7 @@ void Image::allocateGraphicsMemory()
}
/* Convert to RGB 32bit if necessary */
if(img_tmp->format->BitsPerPixel != 32){
if(imgBitsPerPx_ != 32){
texture_ = SDL_CreateRGBSurface(0, img_tmp->w, img_tmp->h, 32, 0, 0, 0, 0);
SDL_BlitSurface(img_tmp, NULL, texture_, NULL);
@ -135,13 +135,15 @@ void Image::draw()
scaling_needed = rect.w!=0 && rect.h!=0 && (texture_->w != rect.w || texture_->h != rect.h);
if(scaling_needed){
cache_scaling_needed = (texture_prescaled_ == NULL)?true:(texture_prescaled_->w != rect.w || texture_prescaled_->h != rect.h);
if(cache_scaling_needed && imgBitsPerPx_ > 16 && ditheringAuthorized_){
needDithering_ = true;
if(cache_scaling_needed){
texture_prescaled_ = SDL::zoomSurface(texture_, NULL, &rect);
if(texture_prescaled_ == NULL){
printf("ERROR in %s - Could not create texture_prescaled_\n", __func__);
use_prescaled = false;
}
if(imgBitsPerPx_ > 16 && ditheringAuthorized_){
needDithering_ = true;
}
}
if(texture_prescaled_ != NULL){
@ -159,11 +161,11 @@ void Image::draw()
}
/* Dithering */
/*if(needDithering_){
printf("Dither: %s\n", file_.c_str());
if(needDithering_){
//printf("Dither: %s\n", file_.c_str());
SDL::ditherSurface32bppTo16Bpp(surfaceToRender);
needDithering_ = false;
}*/
}
/* Render */
SDL::renderCopy(surfaceToRender, baseViewInfo.Alpha, NULL, &rect, baseViewInfo);