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Force nearest presentation filtering #12

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Force nearest presentation filtering #12

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24 changes: 21 additions & 3 deletions runner/src/frontend.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -869,6 +869,13 @@ bool create_presentation(const NdsFrontendOptions& options,
destroy_presentation(presentation);
return false;
}
if (SDL_SetTextureScaleMode(presentation.textures[screen],
SDL_ScaleModeNearest) != 0) {
std::fprintf(stderr, "[sdl] texture scale mode failed: %s\n",
SDL_GetError());
destroy_presentation(presentation);
return false;
}
if (presentation.sample_scale > 1) {
presentation.sample_targets[screen] = SDL_CreateTexture(
presentation.renderers[screen], SDL_PIXELFORMAT_ARGB8888,
Expand All @@ -883,6 +890,15 @@ bool create_presentation(const NdsFrontendOptions& options,
destroy_presentation(presentation);
return false;
}
if (SDL_SetTextureScaleMode(presentation.sample_targets[screen],
SDL_ScaleModeNearest) != 0) {
std::fprintf(
stderr,
"[sdl] supersample target scale mode failed: %s\n",
SDL_GetError());
destroy_presentation(presentation);
return false;
}
}
presentation.window_ids[screen] =
SDL_GetWindowID(presentation.windows[screen]);
Expand Down Expand Up @@ -1039,9 +1055,11 @@ int nds_run_interactive_frontend(const NdsFrontendOptions& options) {
std::fprintf(stderr, "[sdl] thread priority unchanged: %s\n",
SDL_GetError());

SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY,
(options.supersampling > 1 || options.antialiasing > 0)
? "1" : "0");
if (!SDL_SetHintWithPriority(SDL_HINT_RENDER_SCALE_QUALITY, "0",
SDL_HINT_OVERRIDE)) {
std::fprintf(stderr,
"[sdl] render scale quality hint was not applied\n");
}
FrontendPresentation presentation{};
if (!create_presentation(options, presentation)) {
SDL_Quit();
Expand Down