// Some games (GTA) never call this during gameplay, so bad place to put a framerate counter.
static u32 sceDisplaySetFramebuf(u32 topaddr, int linesize, int pixelformat, int sync) {
FrameBufferState fbstate = {0};
if (topaddr != 0) {
fbstate.topaddr = topaddr;
fbstate.pspFramebufFormat = (GEBufferFormat)pixelformat;
fbstate.pspFramebufLinesize = linesize;
}
hleEatCycles(290);
s64 delayCycles = 0;
if (topaddr != framebuf.topaddr && g_Config.iForceMaxEmulatedFPS > 0) {
// Sometimes we get a small number, there's probably no need to delay the thread for this.
// sceDisplaySetFramebuf() isn't supposed to delay threads at all. This is a hack.
const int FLIP_DELAY_CYCLES_MIN = 10;
// Some games (like Final Fantasy 4) only call this too much in spurts.
// The goal is to fix games where this would result in a consistent overhead.
const int FLIP_DELAY_MIN_FLIPS = 30;
u64 now = CoreTiming::GetTicks();
// 1001 to account for NTSC timing (59.94 fps.)
u64 expected = msToCycles(1001) / g_Config.iForceMaxEmulatedFPS;
u64 actual = now - lastFlipCycles;
if (actual < expected - FLIP_DELAY_CYCLES_MIN) {
if (lastFlipsTooFrequent >= FLIP_DELAY_MIN_FLIPS) {
delayCycles = expected - actual;
} else {
++lastFlipsTooFrequent;
}
} else {
--lastFlipsTooFrequent;
}
lastFlipCycles = CoreTiming::GetTicks();
}
if (sync == PSP_DISPLAY_SETBUF_IMMEDIATE) {
// Write immediately to the current framebuffer parameters
framebuf = fbstate;
gpu->SetDisplayFramebuffer(framebuf.topaddr, framebuf.pspFramebufLinesize, framebuf.pspFramebufFormat);
} else {
// Delay the write until vblank
latchedFramebuf = fbstate;
framebufIsLatched = true;
}
if (delayCycles > 0) {
// Okay, the game is going at too high a frame rate. God of War and Fat Princess both do this.
// Simply eating the cycles works and is fast, but breaks other games (like Jeanne d'Arc.)
// So, instead, we delay this HLE thread only (a small deviation from correct behavior.)
return hleDelayResult(hleLogSuccessI(SCEDISPLAY, 0, "delaying frame thread"), "set framebuf", cyclesToUs(delayCycles));
} else {
if (topaddr == 0) {
return hleLogSuccessI(SCEDISPLAY, 0, "disabling display");
} else {
return hleLogSuccessI(SCEDISPLAY, 0);
}
}
}
static u32 sceDisplayIsVsync() {
u64 now = CoreTiming::GetTicks();
u64 start = frameStartTicks + msToCycles(vsyncStartMs);
u64 end = frameStartTicks + msToCycles(vsyncEndMs);
return hleLogSuccessI(SCEDISPLAY, now >= start && now <= end ? 1 : 0);
}
static u32 sceDisplayWaitVblankCB() {
if (!isVblank) {
return DisplayWaitForVblanksCB("vblank waited", 1);
} else {
hleEatCycles(1110);
hleReSchedule("vblank wait skipped");
return hleLogSuccessI(SCEDISPLAY, 1, "not waiting since in vblank");
}
}
static u32 sceDisplayGetMode(u32 modeAddr, u32 widthAddr, u32 heightAddr) {
if (Memory::IsValidAddress(modeAddr))
Memory::Write_U32(mode, modeAddr);
if (Memory::IsValidAddress(widthAddr))
Memory::Write_U32(width, widthAddr);
if (Memory::IsValidAddress(heightAddr))
Memory::Write_U32(height, heightAddr);
return hleLogSuccessI(SCEDISPLAY, 0);
}
static int sceDisplayAdjustAccumulatedHcount(int value) {
if (value < 0) {
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_VALUE, "invalid value");
}
// Since it includes the current hCount, find the difference to apply to the base.
u32 accumHCount = __DisplayGetAccumulatedHcount();
int diff = value - accumHCount;
hCountBase += diff;
return hleLogSuccessI(SCEDISPLAY, 0);
}
static u32 sceDisplayGetFramebuf(u32 topaddrPtr, u32 linesizePtr, u32 pixelFormatPtr, int latchedMode) {
const FrameBufferState &fbState = latchedMode == 1 && framebufIsLatched ? latchedFramebuf : framebuf;
if (Memory::IsValidAddress(topaddrPtr))
Memory::Write_U32(fbState.topaddr, topaddrPtr);
if (Memory::IsValidAddress(linesizePtr))
Memory::Write_U32(fbState.pspFramebufLinesize, linesizePtr);
if (Memory::IsValidAddress(pixelFormatPtr))
Memory::Write_U32(fbState.pspFramebufFormat, pixelFormatPtr);
return hleLogSuccessI(SCEDISPLAY, 0);
}
static u32 sceDisplayGetFramebuf(u32 topaddrPtr, u32 linesizePtr, u32 pixelFormatPtr, int latchedMode) {
// NOTE: This is wrong and partially reverts #8753. Presumably there's something else involved here as well.
// See #8816. Could also be a firmware version difference, there are a few of those...
const FrameBufferState &fbState = (latchedMode == PSP_DISPLAY_SETBUF_NEXTFRAME && framebufIsLatched) ? latchedFramebuf : framebuf;
if (Memory::IsValidAddress(topaddrPtr))
Memory::Write_U32(fbState.topaddr, topaddrPtr);
if (Memory::IsValidAddress(linesizePtr))
Memory::Write_U32(fbState.stride, linesizePtr);
if (Memory::IsValidAddress(pixelFormatPtr))
Memory::Write_U32(fbState.fmt, pixelFormatPtr);
return hleLogSuccessI(SCEDISPLAY, 0);
}
static u32 sceDisplaySetMode(int displayMode, int displayWidth, int displayHeight) {
if (displayMode != PSP_DISPLAY_MODE_LCD || displayWidth != 480 || displayHeight != 272) {
WARN_LOG_REPORT(SCEDISPLAY, "Video out requested, not supported: mode=%d size=%d,%d", displayMode, displayWidth, displayHeight);
}
if (displayMode != PSP_DISPLAY_MODE_LCD) {
return hleLogWarning(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_MODE, "invalid mode");
}
if (displayWidth != 480 || displayHeight != 272) {
return hleLogWarning(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_SIZE, "invalid size");
}
if (!hasSetMode) {
gpu->InitClear();
hasSetMode = true;
}
mode = displayMode;
width = displayWidth;
height = displayHeight;
hleLogSuccessI(SCEDISPLAY, 0);
// On success, this implicitly waits for a vblank start.
return DisplayWaitForVblanks("display mode", 1);
}
static u32 sceDisplayIsForeground() {
int result = hasSetMode && framebuf.topaddr != 0 ? 1 : 0;
return hleLogSuccessI(SCEDISPLAY, result);
}
static int sceDisplayGetAccumulatedHcount() {
u32 accumHCount = __DisplayGetAccumulatedHcount();
hleEatCycles(235);
return hleLogSuccessI(SCEDISPLAY, accumHCount);
}
static u32 sceDisplayGetCurrentHcount() {
hleEatCycles(275);
return hleLogSuccessI(SCEDISPLAY, __DisplayGetCurrentHcount());
}
// Some games (GTA) never call this during gameplay, so bad place to put a framerate counter.
static u32 sceDisplaySetFramebuf(u32 topaddr, int linesize, int pixelformat, int sync) {
FrameBufferState fbstate = {0};
fbstate.topaddr = topaddr;
fbstate.fmt = (GEBufferFormat)pixelformat;
fbstate.stride = linesize;
if (sync != PSP_DISPLAY_SETBUF_IMMEDIATE && sync != PSP_DISPLAY_SETBUF_NEXTFRAME) {
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_MODE, "invalid sync mode");
}
if (topaddr != 0 && !Memory::IsRAMAddress(topaddr) && !Memory::IsVRAMAddress(topaddr)) {
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_POINTER, "invalid address");
}
if ((topaddr & 0xF) != 0) {
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_POINTER, "misaligned address");
}
if ((linesize & 0x3F) != 0 || (linesize == 0 && topaddr != 0)) {
return hleLogError(SCEDISPLAY, SCE_KERNEL_ERROR_INVALID_SIZE, "invalid stride");
}
if (pixelformat < 0 || pixelformat > GE_FORMAT_8888) {
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;
// Don't count transitions between display off and display on.
if (topaddr != 0 && topaddr != framebuf.topaddr && framebuf.topaddr != 0 && g_Config.iForceMaxEmulatedFPS > 0) {
// Sometimes we get a small number, there's probably no need to delay the thread for this.
// sceDisplaySetFramebuf() isn't supposed to delay threads at all. This is a hack.
const int FLIP_DELAY_CYCLES_MIN = 10;
// Some games (like Final Fantasy 4) only call this too much in spurts.
// The goal is to fix games where this would result in a consistent overhead.
const int FLIP_DELAY_MIN_FLIPS = 30;
u64 now = CoreTiming::GetTicks();
// 1001 to account for NTSC timing (59.94 fps.)
u64 expected = msToCycles(1001) / g_Config.iForceMaxEmulatedFPS;
u64 actual = now - lastFlipCycles;
if (actual < expected - FLIP_DELAY_CYCLES_MIN) {
if (lastFlipsTooFrequent >= FLIP_DELAY_MIN_FLIPS) {
delayCycles = expected - actual;
} else {
++lastFlipsTooFrequent;
}
} else {
--lastFlipsTooFrequent;
}
lastFlipCycles = CoreTiming::GetTicks();
}
if (sync == PSP_DISPLAY_SETBUF_IMMEDIATE) {
// Write immediately to the current framebuffer parameters
framebuf = fbstate;
gpu->SetDisplayFramebuffer(framebuf.topaddr, framebuf.stride, framebuf.fmt);
} else {
// 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) {
// Okay, the game is going at too high a frame rate. God of War and Fat Princess both do this.
// Simply eating the cycles works and is fast, but breaks other games (like Jeanne d'Arc.)
// So, instead, we delay this HLE thread only (a small deviation from correct behavior.)
return hleDelayResult(hleLogSuccessI(SCEDISPLAY, 0, "delaying frame thread"), "set framebuf", cyclesToUs(delayCycles));
} else {
if (topaddr == 0) {
return hleLogSuccessI(SCEDISPLAY, 0, "disabling display");
} else {
return hleLogSuccessI(SCEDISPLAY, 0);
}
}
}
static u32 sceDisplayIsVblank() {
return hleLogSuccessI(SCEDISPLAY, isVblank);
}
static u32 sceDisplayGetResumeMode(u32 resumeModeAddr) {
if (Memory::IsValidAddress(resumeModeAddr))
Memory::Write_U32(resumeMode, resumeModeAddr);
return hleLogSuccessI(SCEDISPLAY, 0);
}