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(GX) attempt to fix screen resolution issues

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This commit is contained in:
ToadKing 2013-02-05 21:36:15 -05:00
parent 94c2f13b35
commit 80be1847a3
1 changed files with 25 additions and 11 deletions
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36
gx/gx_video.c
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@ -116,25 +116,29 @@ void gx_set_video_mode(unsigned fbWidth, unsigned lines)
bool progressive = VIDEO_HaveComponentCable();
unsigned tvmode = VIDEO_GetCurrentTvMode();
#endif
unsigned max_width, max_height;
unsigned max_width, max_height, max_xfb_height;
switch (tvmode)
{
case VI_PAL:
max_width = VI_MAX_WIDTH_PAL;
max_height = VI_MAX_HEIGHT_PAL;
max_xfb_height = 574;
break;
case VI_MPAL:
max_width = VI_MAX_WIDTH_MPAL;
max_height = VI_MAX_HEIGHT_MPAL;
max_xfb_height = 574;
break;
case VI_EURGB60:
max_width = VI_MAX_WIDTH_NTSC;
max_height = VI_MAX_HEIGHT_NTSC;
max_xfb_height = 480;
break;
default:
tvmode = VI_NTSC;
max_width = VI_MAX_WIDTH_EURGB60;
max_height = VI_MAX_HEIGHT_EURGB60;
max_xfb_height = 480;
break;
}
@ -164,17 +168,23 @@ void gx_set_video_mode(unsigned fbWidth, unsigned lines)
gx_mode.viTVMode = VI_TVMODE(tvmode, modetype);
gx_mode.fbWidth = fbWidth;
gx_mode.efbHeight = lines;
gx_mode.xfbHeight = lines;
gx_mode.viWidth = viWidth;
gx_mode.viHeight = lines * viHeightMultiplier;
gx_mode.viXOrigin = (max_width - gx_mode.viWidth) / 2;
if (viHeightMultiplier == 2)
gx_mode.viYOrigin = (max_height / 2 - gx_mode.viHeight / 2) / 2;
if (lines > 528)
gx_mode.efbHeight = 528;
else
gx_mode.viYOrigin = (max_height - gx_mode.viHeight) / 2;
gx_mode.efbHeight = lines;
if (modetype == VI_NON_INTERLACE && lines > max_xfb_height / 2)
gx_mode.xfbHeight = max_xfb_height / 2;
else if (modetype != VI_NON_INTERLACE && lines > max_xfb_height)
gx_mode.xfbHeight = max_xfb_height;
else
gx_mode.xfbHeight = lines;
gx_mode.viWidth = viWidth;
gx_mode.viHeight = gx_mode.xfbHeight * viHeightMultiplier;
gx_mode.viXOrigin = (max_width - gx_mode.viWidth) / 2;
gx_mode.viYOrigin = (max_height - gx_mode.viHeight) / (2 * viHeightMultiplier);
gx_mode.xfbMode = modetype == VI_INTERLACE ? VI_XFBMODE_DF : VI_XFBMODE_SF;
gx_mode.field_rendering = GX_FALSE;
gx_mode.aa = GX_FALSE;
@ -232,10 +242,14 @@ void gx_set_video_mode(unsigned fbWidth, unsigned lines)
// VIDEO_WaitVSync();
GX_SetViewport(0, 0, gx_mode.fbWidth, gx_mode.efbHeight, 0, 1);
GX_SetDispCopyYScale(GX_GetYScaleFactor(gx_mode.efbHeight, gx_mode.xfbHeight));
//GX_SetScissor(0, 0, gx_mode.fbWidth, gx_mode.efbHeight);
GX_SetDispCopySrc(0, 0, gx_mode.fbWidth, gx_mode.efbHeight);
GX_SetDispCopyDst(gx_mode.fbWidth, gx_mode.xfbHeight);
f32 y_scale = GX_GetYScaleFactor(gx_mode.efbHeight, gx_mode.xfbHeight);
u16 xfbWidth = VIDEO_PadFramebufferWidth(gx_mode.fbWidth);
u16 xfbHeight = GX_SetDispCopyYScale(y_scale);
GX_SetDispCopyDst(xfbWidth, xfbHeight);
GX_SetCopyFilter(gx_mode.aa, gx_mode.sample_pattern, (gx_mode.xfbMode == VI_XFBMODE_SF) ? GX_FALSE : GX_TRUE,
gx_mode.vfilter);
GX_SetCopyClear((GXColor) { 0, 0, 0, 0xff }, GX_MAX_Z24);