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sdl, complete overhaul of hardware/software scaling

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This commit is contained in:
kub 2021-09-10 18:46:05 +02:00
parent 6651998e9f
commit d5d1778252
21 changed files with 1233 additions and 547 deletions
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12
platform/gp2x/emu.c
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@ -558,14 +558,16 @@ static void vid_reset_mode(void)
Pico.m.dirtyPal = 1;
PicoIn.opt &= ~POPT_EN_SOFTSCALE;
if (currentConfig.scaling == EOPT_SCALE_SW)
if (currentConfig.scaling == EOPT_SCALE_SW) {
PicoIn.opt |= POPT_EN_SOFTSCALE;
PicoIn.filter = EOPT_FILTER_BILINEAR2;
}
// palette converters for 8bit modes
make_local_pal = (PicoIn.AHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;
}
void emu_video_mode_change(int start_line, int line_count, int is_32cols)
void emu_video_mode_change(int start_line, int line_count, int start_col, int col_count)
{
int scalex = 320, scaley = 240;
int ln_offs = 0;
@ -578,10 +580,10 @@ void emu_video_mode_change(int start_line, int line_count, int is_32cols)
/* set up hwscaling here */
PicoIn.opt &= ~POPT_DIS_32C_BORDER;
if (is_32cols && currentConfig.scaling == EOPT_SCALE_HW) {
scalex = 256;
if (col_count < 320 && currentConfig.scaling == EOPT_SCALE_HW) {
scalex = col_count;
PicoIn.opt |= POPT_DIS_32C_BORDER;
osd_fps_x = OSD_FPS_X - 64;
osd_fps_x = col_count - (320-OSD_FPS_X);
}
if (currentConfig.vscaling == EOPT_SCALE_HW) {