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SDL: Driver accel (draw13.c) now supports "-filter", i.e. bilinear

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filtering. [Couriersud]
This commit is contained in:
couriersud 2015-01-06 23:08:26 +01:00
parent 8da5cfa3dd
commit dc4705d91f
1 changed files with 13 additions and 11 deletions
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24
src/osd/sdl/draw13.c
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@ -389,17 +389,6 @@ void texture_info::render_quad(const render_primitive *prim, const int x, const
target_rect.w = round_nearest(prim->bounds.x1 - prim->bounds.x0);
target_rect.h = round_nearest(prim->bounds.y1 - prim->bounds.y0);
#if 0
// no longer supported in SDL2
if ((PRIMFLAG_GET_SCREENTEX(prim->m_flags)) && video_config.filter)
{
SDL_SetTextureScaleMode(texture->m_texture_id, DRAW2_SCALEMODE_BEST);
}
else
{
SDL_SetTextureScaleMode(texture->m_texture_id, DRAW2_SCALEMODE_NEAREST);
}
#endif
SDL_SetTextureBlendMode(m_texture_id, m_sdl_blendmode);
set_coloralphamode(m_texture_id, &prim->color);
SDL_RenderCopy(m_renderer, m_texture_id, NULL, &target_rect);
@ -528,6 +517,19 @@ int drawsdl2_init(running_machine &machine, sdl_draw_info *callbacks)
else
osd_printf_verbose("Loaded opengl shared library: %s\n", stemp ? stemp : "<default>");
/* Enable bilinear filtering in case it is supported.
* This applies to all texture operations. However, artwort is pre-scaled
* and thus shouldn't be affected.
*/
if (video_config.filter)
{
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "1");
}
else
{
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "0");
}
return 0;
}