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GBA Video: Fix scanline parameters not advancing for clean scanlines (fixes #837)

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This commit is contained in:
Vicki Pfau 2017-08-02 22:15:32 -07:00
parent ec25074cec
commit f26982e013
1 changed files with 6 additions and 0 deletions
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6
src/gba/renderers/video-software.c
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@ -542,6 +542,12 @@ static void GBAVideoSoftwareRendererDrawScanline(struct GBAVideoRenderer* render
struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
if (!(softwareRenderer->scanlineDirty[y >> 5] & (1 << (y & 0x1F)))) {
if (GBARegisterDISPCNTGetMode(softwareRenderer->dispcnt) != 0) {
softwareRenderer->bg[2].sx += softwareRenderer->bg[2].dmx;
softwareRenderer->bg[2].sy += softwareRenderer->bg[2].dmy;
softwareRenderer->bg[3].sx += softwareRenderer->bg[3].dmx;
softwareRenderer->bg[3].sy += softwareRenderer->bg[3].dmy;
}
return;
}