I'm going to answer myself. After testing a SDL2 alpha blending example on the net (which worked) I managed finding the thing that didn't work . Basically you NEED to ClearScreen , draw backgroundTexture, then on top modulate the alpha for the new texture. what i did, was fade in texture 1 fade in t...

Hello Is anyone having issues with alpha blending a texture in SDL2 ? SDL_SetTextureAlphaMod does not return an error. But it simply doesn't work on screen. (trying to crossfade two images for a simple slideshow) HOWEVER, the same code works fine if i force to SOFTWARE renderer. (except it's horribl...

Hello

Could someone post a simple "hello world" app built in SDL2 that uses HW Acceleration (with or without X11) ?


I can't get SDL2 to create a window without X11
and with X11 it's dead slow, so most probably isn't hw accelerated ...