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Display: Allow only immediate address changes.

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It seems you must latch a change to stride/fmt first, which basically
makes sense.  Otherwise it would revert, I suppose.
This commit is contained in:
Unknown W. Brackets 2016-05-15 16:38:26 -07:00
parent 249a85b7e0
commit 5e8e2d5e56
1 changed files with 10 additions and 0 deletions
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10
Core/HLE/sceDisplay.cpp
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@ -772,6 +772,12 @@ static u32 sceDisplaySetFramebuf(u32 topaddr, int linesize, int pixelformat, int
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_FORMAT, "invalid format");
}
if (sync == PSP_DISPLAY_SETBUF_IMMEDIATE) {
if (fbstate.fmt != latchedFramebuf.fmt || fbstate.stride != latchedFramebuf.stride) {
return hleReportError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_MODE, "must change latched framebuf first");
}
}
hleEatCycles(290);
s64 delayCycles = 0;
@ -808,6 +814,10 @@ static u32 sceDisplaySetFramebuf(u32 topaddr, int linesize, int pixelformat, int
// Delay the write until vblank
latchedFramebuf = fbstate;
framebufIsLatched = true;
// If we update the format or stride, this affects the current framebuf immediately.
framebuf.fmt = latchedFramebuf.fmt;
framebuf.stride = latchedFramebuf.stride;
}
if (delayCycles > 0) {