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https://github.com/libretro/scummvm.git
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SDL,GRAPHICS: Add option for AR correction without scalers
This commit is contained in:
Eric Culp
Filippos Karapetis
parent
4674c7c7b0
commit
39608f391c
@ -89,7 +89,7 @@ AspectRatio::AspectRatio(int w, int h) {
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_kh = h;
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}
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#if !defined(__SYMBIAN32__) && defined(USE_SCALERS)
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#if !defined(__SYMBIAN32__) && defined(USE_ASPECT)
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static AspectRatio getDesiredAspectRatio() {
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const size_t AR_COUNT = 4;
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const char *desiredAspectRatioAsStrings[AR_COUNT] = { "auto", "4/3", "16/9", "16/10" };
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@ -152,15 +152,22 @@ SurfaceSdlGraphicsManager::SurfaceSdlGraphicsManager(SdlEventSource *sdlEventSou
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_enableFocusRectDebugCode = ConfMan.getBool("use_sdl_debug_focusrect");
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#endif
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#if !defined(__SYMBIAN32__) && defined(USE_SCALERS)
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#if !defined(__SYMBIAN32__)
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#if defined(USE_SCALERS)
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_videoMode.mode = GFX_DOUBLESIZE;
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_videoMode.scaleFactor = 2;
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_videoMode.aspectRatioCorrection = ConfMan.getBool("aspect_ratio");
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_videoMode.desiredAspectRatio = getDesiredAspectRatio();
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#else // for small screen platforms
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_videoMode.mode = GFX_NORMAL;
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_videoMode.scaleFactor = 1;
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#endif
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#if defined(USE_ASPECT)
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_videoMode.aspectRatioCorrection = ConfMan.getBool("aspect_ratio");
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_videoMode.desiredAspectRatio = getDesiredAspectRatio();
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#else // for small screen platforms
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_videoMode.aspectRatioCorrection = false;
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#endif
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#endif
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// HACK: just pick first scaler plugin
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_normalPlugin = _scalerPlugins.front();
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@ -250,6 +257,7 @@ bool SurfaceSdlGraphicsManager::getFeatureState(OSystem::Feature f) const {
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switch (f) {
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case OSystem::kFeatureFullscreenMode:
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return _videoMode.fullscreen;
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#ifdef USE_ASPECT
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case OSystem::kFeatureAspectRatioCorrection:
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return _videoMode.aspectRatioCorrection;
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case OSystem::kFeatureFilteringMode:
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@ -1364,6 +1372,9 @@ void SurfaceSdlGraphicsManager::internUpdateScreen() {
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src += _destbuffer->pitch;
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}
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}
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#endif
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#ifdef USE_ASPECT
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if (_videoMode.aspectRatioCorrection && orig_dst_y < height && !_overlayVisible) {
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if (_useOldSrc)
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r->h = stretch200To240((uint8 *) _hwscreen->pixels, dstPitch, r->w, r->h, r->x, r->y, orig_dst_y * scale1);
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@ -1683,9 +1694,10 @@ void SurfaceSdlGraphicsManager::addDirtyRect(int x, int y, int w, int h, bool re
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h = height - y;
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}
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#ifdef USE_SCALERS
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if (_videoMode.aspectRatioCorrection && !_overlayVisible && !realCoordinates)
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#ifdef USE_ASPECT
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if (_videoMode.aspectRatioCorrection && !_overlayVisible && !realCoordinates) {
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makeRectStretchable(x, y, w, h, _videoMode.filtering);
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}
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#endif
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if (w == width && h == height) {
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@ -1844,7 +1856,7 @@ void SurfaceSdlGraphicsManager::clearOverlay() {
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if (_useOldSrc)
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(*_scalerPlugin)->enableSource(true);
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#ifdef USE_SCALERS
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#ifdef USE_ASPECT
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if (_videoMode.aspectRatioCorrection)
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stretch200To240((uint8 *)_overlayscreen->pixels, _overlayscreen->pitch,
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_videoMode.overlayWidth, _videoMode.screenHeight * _videoMode.scaleFactor, 0, 0, 0,
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@ -2232,7 +2244,7 @@ void SurfaceSdlGraphicsManager::blitCursor() {
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}
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#endif
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#ifdef USE_SCALERS
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#ifdef USE_ASPECT
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if (!_cursorDontScale && _videoMode.aspectRatioCorrection)
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stretch200To240Nearest((uint8 *)_mouseSurface->pixels, _mouseSurface->pitch, rW, rH1, 0, 0, 0);
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#endif
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18
configure
vendored
18
configure
vendored
@ -188,6 +188,7 @@ _lua=yes
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_build_scalers=yes
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_build_hq_scalers=yes
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_build_edge_scalers=yes
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_build_aspect=yes
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_enable_prof=no
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_enable_asan=no
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_enable_tsan=no
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@ -1060,6 +1061,7 @@ Optional Features:
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--disable-scalers exclude scalers
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--disable-hq-scalers exclude HQ2x and HQ3x scalers (disables Edge scalers as well)
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--disable-edge-scalers exclude Edge2x and Edge3x scalers
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--disable-aspect exclude aspect ratio correction
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--disable-translation don't build support for translated messages
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--disable-taskbar don't build support for taskbar and launcher integration
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--disable-cloud don't build cloud support
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@ -1255,6 +1257,7 @@ for ac_option in $@; do
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--disable-scalers) _build_scalers=no ;;
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--disable-hq-scalers) _build_hq_scalers=no ;;
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--disable-edge-scalers) _build_edge_scalers=no ;;
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--disable-aspect) _build_aspect=no ;;
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--enable-alsa) _alsa=yes ;;
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--disable-alsa) _alsa=no ;;
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--enable-seq-midi) _seq_midi=yes ;;
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@ -3282,12 +3285,14 @@ if test -n "$_host"; then
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fi
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_port_mk="backends/platform/$_backend/android.mk"
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_build_scalers=no
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_build_aspect=no
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_seq_midi=no
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_timidity=no
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;;
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androidsdl | androidsdl-armeabi | androidsdl-armeabi-v7a | androidsdl-mips | androidsdl-x86 | androidsdl-arm64-v8a | androidsdl-x86_64)
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DEFINES="$DEFINES -DANDROIDSDL"
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_unix=yes
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_build_aspect=no
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_seq_midi=no
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_timidity=no
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_backend="androidsdl"
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@ -3409,6 +3414,7 @@ if test -n "$_host"; then
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append_var CXXFLAGS "-fdelete-null-pointer-checks"
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_backend="dc"
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_build_scalers=no
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_build_aspect=no
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# These two are needed due to shortcomings of the
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# detection systems. Do not remove until auto-
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# detection works correctly.
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@ -3436,6 +3442,7 @@ if test -n "$_host"; then
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append_var DEFINES "-DVECTOR_RENDERER_FORMAT=1555"
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_backend="ds"
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_build_scalers=no
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_build_aspect=no
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_mt32emu=no
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_nuked_opl=no
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_tinygl=no
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@ -3448,6 +3455,7 @@ if test -n "$_host"; then
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gamecube)
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_backend="wii"
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_build_scalers=no
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_build_aspect=no
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_vkeybd=yes
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_mt32emu=no
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_port_mk="backends/platform/wii/wii.mk"
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@ -3510,6 +3518,7 @@ if test -n "$_host"; then
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append_var ASFLAGS "-arch armv6"
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_backend="iphone"
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_build_scalers=no
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_build_aspect=no
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_mt32emu=no
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_seq_midi=no
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_timidity=no
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@ -3569,6 +3578,7 @@ if test -n "$_host"; then
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_backend="n64"
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_mt32emu=no
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_build_scalers=no
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_build_aspect=no
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_savegame_timestamp=no
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_translation=no
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_text_console=no
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@ -3647,6 +3657,7 @@ if test -n "$_host"; then
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psp)
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_backend="psp"
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_build_scalers=no
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_build_aspect=no
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_mt32emu=no
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_port_mk="backends/platform/psp/psp.mk"
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;;
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@ -3673,6 +3684,7 @@ if test -n "$_host"; then
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wii)
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_backend="wii"
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_build_scalers=no
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_build_aspect=no
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_vkeybd=yes
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_port_mk="backends/platform/wii/wii.mk"
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add_line_to_config_mk 'GAMECUBE = 0'
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@ -4360,6 +4372,8 @@ define_in_config_if_yes "$_build_hq_scalers" 'USE_HQ_SCALERS'
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define_in_config_if_yes "$_build_edge_scalers" 'USE_EDGE_SCALERS'
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define_in_config_if_yes "$_build_aspect" 'USE_ASPECT'
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#
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# Check for math lib
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#
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@ -6005,6 +6019,10 @@ if test "$_build_scalers" = yes ; then
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fi
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fi
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if test "$_build_aspect" = yes; then
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echo_n ", aspect ratio correction"
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fi
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if test "$_mt32emu" = yes ; then
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echo_n ", MT-32 emulator"
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fi
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@ -83,12 +83,16 @@ MODULE_OBJS += \
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tinygl/zdirtyrect.o
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endif
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ifdef USE_ASPECT
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MODULE_OBJS += \
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scaler/aspect.o
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endif
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ifdef USE_SCALERS
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MODULE_OBJS += \
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scaler/dotmatrix.o \
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scaler/sai.o \
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scaler/pm.o \
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scaler/aspect.o \
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scaler/downscaler.o \
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scaler/scale2x.o \
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scaler/scale3x.o \
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