Decompile init.c
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gamemasterplc
parent
0079229b08
commit
c6a0351e2c
9 changed files with 417 additions and 127 deletions
274
src/game/init.c
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274
src/game/init.c
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@ -0,0 +1,274 @@
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#include "common.h"
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#include "dolphin/os.h"
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#include "dolphin/gx.h"
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#include "dolphin/dvd.h"
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#include "dolphin/vi.h"
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#include "dolphin/pad.h"
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struct memory_info {
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void *start;
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void *end;
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};
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extern void HuAudInit();
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extern void HuCardInit();
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extern void HuARInit();
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extern u32 frand();
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extern void HuFaultInitXfbDirectDraw(GXRenderModeObj *mode);
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extern void HuFaultSetXfbAddress(int fb, void *addr);
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static GXRenderModeObj rmodeobj;
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static BOOL FirstFrame = TRUE;
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GXRenderModeObj *RenderMode;
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OSHeapHandle currentHeapHandle;
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static void *DefaultFifo;
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static GXFifoObj *DefaultFifoObj;
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void *DemoFrameBuffer1;
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void *DemoFrameBuffer2;
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void *DemoCurrentBuffer;
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u32 minimumVcount;
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float minimumVcountf;
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u32 worstVcount;
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static BOOL DemoStatEnable;
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static void InitRenderMode(GXRenderModeObj *mode);
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static void InitMem();
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static void InitGX();
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static void InitVI();
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static void SwapBuffers();
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static void LoadMemInfo();
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void HuSysInit(GXRenderModeObj *mode)
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{
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u32 rnd_temp;
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OSInit();
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DVDInit();
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VIInit();
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PADInit();
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if(OSGetProgressiveMode() == 1 && VIGetDTVStatus() == 1) {
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mode = &GXNtsc480Prog;
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}
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InitRenderMode(mode);
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InitMem();
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VIConfigure(RenderMode);
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VIConfigurePan(0, 0, 640, 480);
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DefaultFifo = OSAlloc(0x100000);
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DefaultFifoObj = GXInit(DefaultFifo, 0x100000);
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InitGX();
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InitVI();
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HuFaultInitXfbDirectDraw(RenderMode);
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HuFaultSetXfbAddress(0, DemoFrameBuffer1);
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HuFaultSetXfbAddress(1, DemoFrameBuffer2);
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HuDvdErrDispInit(RenderMode, DemoFrameBuffer1, DemoFrameBuffer2);
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rnd_temp = frand();
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HuMemInitAll();
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HuAudInit();
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HuARInit();
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minimumVcount = minimumVcountf = 1.0f;
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worstVcount = 0;
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OSInitFastCast();
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HuCardInit();
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}
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static void InitRenderMode(GXRenderModeObj *mode)
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{
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if(mode != NULL) {
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RenderMode = mode;
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return;
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}
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switch(VIGetTvFormat()) {
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case 0:
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RenderMode = &GXNtsc480IntDf;
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break;
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case 1:
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RenderMode = &GXPal528IntDf;
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break;
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case 2:
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RenderMode = &GXMpal480IntDf;
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break;
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default:
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OSPanic("init.c", 169, "DEMOInit: invalid TV format\n");
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break;
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}
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GXAdjustForOverscan(RenderMode, &rmodeobj, 0, 16);
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RenderMode = &rmodeobj;
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}
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static void InitGX()
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{
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GXSetViewport(0, 0, RenderMode->fbWidth, RenderMode->xfbHeight, 0, 1);
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GXSetScissor(0, 0, RenderMode->fbWidth, RenderMode->efbHeight);
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GXSetDispCopySrc(0, 0, RenderMode->fbWidth, RenderMode->efbHeight);
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GXSetDispCopyDst(RenderMode->fbWidth, RenderMode->xfbHeight);
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GXSetDispCopyYScale((float)RenderMode->xfbHeight/(float)RenderMode->efbHeight);
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GXSetCopyFilter(RenderMode->aa, RenderMode->sample_pattern, GX_TRUE, RenderMode->vfilter);
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if(RenderMode->aa) {
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GXSetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
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} else {
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GXSetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
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}
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GXCopyDisp(DemoCurrentBuffer, GX_TRUE);
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GXSetDispCopyGamma(GX_GM_1_0);
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}
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static void InitMem()
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{
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void *arena_lo = OSGetArenaLo();
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void *arena_hi = OSGetArenaHi();
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u32 fb_size = (u16)(((u16)RenderMode->fbWidth+15) & ~15)*RenderMode->xfbHeight*2;
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DemoFrameBuffer1 = (void *)OSRoundUp32B((u32)arena_lo);
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DemoFrameBuffer2 = (void *)OSRoundUp32B((u32)DemoFrameBuffer1+fb_size);
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DemoCurrentBuffer = DemoFrameBuffer2;
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arena_lo = (void *)OSRoundUp32B((u32)DemoFrameBuffer2+fb_size);
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OSSetArenaLo(arena_lo);
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if(OSGetConsoleType() == OS_CONSOLE_DEVHW1 && OSGetPhysicalMemSize() != 0x400000 && OSGetConsoleSimulatedMemSize() < 0x1800000) {
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LoadMemInfo();
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} else {
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arena_lo = OSGetArenaLo();
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arena_hi = OSGetArenaHi();
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arena_lo = OSInitAlloc(arena_lo, arena_hi, 1);
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OSSetArenaLo(arena_lo);
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arena_lo = (void *)OSRoundUp32B((u32)arena_lo);
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arena_hi = (void *)OSRoundDown32B((u32)arena_hi);
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OSSetCurrentHeap(currentHeapHandle = OSCreateHeap(arena_lo, arena_hi));
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arena_lo = arena_hi;
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OSSetArenaLo(arena_lo);
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}
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}
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static void InitVI()
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{
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u32 interlace;
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VISetNextFrameBuffer(DemoFrameBuffer1);
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DemoCurrentBuffer = DemoFrameBuffer2;
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VIFlush();
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VIWaitForRetrace();
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interlace = RenderMode->viTVmode & 0x1;
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if(interlace) {
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VIWaitForRetrace();
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}
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}
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void HuSysBeforeRender()
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{
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if(RenderMode->field_rendering) {
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GXSetViewportJitter(0, 0, RenderMode->fbWidth, RenderMode->xfbHeight, 0, 1, VIGetNextField());
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} else {
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GXSetViewport(0, 0, RenderMode->fbWidth, RenderMode->xfbHeight, 0, 1);
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}
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GXInvalidateVtxCache();
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GXInvalidateTexAll();
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}
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void HuSysDoneRender(s32 retrace_count)
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{
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int retrace_dist;
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if(DemoStatEnable) {
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GXDrawDone();
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DEMOUpdateStats(1);
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DEMOPrintStats();
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GXDrawDone();
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DEMOUpdateStats(0);
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}
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GXSetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
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GXSetColorUpdate(GX_TRUE);
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GXDrawDone();
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GXCopyDisp(DemoCurrentBuffer, GX_TRUE);
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if(minimumVcount != 0) {
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retrace_dist = VIGetRetraceCount()-retrace_count;
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if(worstVcount < retrace_dist) {
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worstVcount = retrace_dist;
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}
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while(VIGetRetraceCount()-retrace_count < minimumVcount-1) {
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VIWaitForRetrace();
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}
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}
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SwapBuffers();
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}
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static void SwapBuffers()
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{
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VISetNextFrameBuffer(DemoCurrentBuffer);
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if(FirstFrame) {
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VISetBlack(GX_FALSE);
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FirstFrame = FALSE;
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}
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VIFlush();
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VIWaitForRetrace();
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if(DemoCurrentBuffer == DemoFrameBuffer1) {
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DemoCurrentBuffer = DemoFrameBuffer2;
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} else {
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DemoCurrentBuffer = DemoFrameBuffer1;
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}
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}
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static void LoadMemInfo()
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{
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u32 size;
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u32 copy_size;
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u32 offset;
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u32 entries;
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u32 i;
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void *arena_lo;
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void *arena_hi;
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void *alloc_max;
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void *alloc_min;
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struct memory_info *buf_ptr;
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DVDFileInfo file;
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char buf[240];
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OSReport("\nNow, try to find memory info file...\n\n");
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if(!DVDOpen("/meminfo.bin", &file)) {
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OSReport("\nCan't find memory info file. Use /XXX toolname/ to maximize available\n");
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OSReport("memory space. For now, we only use the first %dMB.\n", (OSGetConsoleSimulatedMemSize()/1024)/1024);
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arena_lo = OSGetArenaLo();
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arena_hi = OSGetArenaHi();
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arena_lo = OSInitAlloc(arena_lo, arena_hi, 1);
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OSSetArenaLo(arena_lo);
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arena_lo = (void *)OSRoundUp32B((u32)arena_lo);
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arena_hi = (void *)OSRoundDown32B((u32)arena_hi);
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OSSetCurrentHeap(OSCreateHeap(arena_lo, arena_hi));
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arena_lo = arena_hi;
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OSSetArenaLo(arena_lo);
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} else {
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buf_ptr = (struct memory_info *)OSRoundUp32B((u32)buf);
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alloc_max = OSGetArenaHi();
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alloc_min = (void *)(OSGetConsoleSimulatedMemSize()+0x80000000);
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OSSetArenaHi((void *)(OSGetPhysicalMemSize()+0x80000000));
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arena_lo = OSGetArenaLo();
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arena_hi = OSGetArenaHi();
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arena_lo = OSInitAlloc(arena_lo, arena_hi, 1);
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OSSetArenaLo(arena_lo);
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arena_lo = (void *)OSRoundUp32B((u32)arena_lo);
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arena_hi = (void *)OSRoundDown32B((u32)arena_hi);
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OSSetCurrentHeap(OSCreateHeap(arena_lo, arena_hi));
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arena_lo = arena_hi;
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OSSetArenaLo(arena_lo);
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OSAllocFixed(&alloc_max, &alloc_min);
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size = file.length;
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offset = 0;
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while(size) {
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OSReport("loop\n");
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copy_size = (size < 32) ? size : 32;
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if(DVDRead(&file, buf_ptr, OSRoundUp32B(copy_size), offset) < 0) {
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OSPanic("init.c", 576, "An error occurred when issuing read to /meminfo.bin\n");
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}
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entries = copy_size/sizeof(struct memory_info);
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for(i=0; i<entries; i++) {
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OSReport("start: 0x%08x, end: 0x%08x\n", buf_ptr[i].start, buf_ptr[i].end);
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OSAllocFixed(&buf_ptr[i].start, &buf_ptr[i].end);
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OSReport("Removed 0x%08x - 0x%08x from the current heap\n", buf_ptr[i].start, (u32)buf_ptr[i].end-1);
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}
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size -= copy_size;
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offset += copy_size;
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}
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DVDClose(&file);
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OSDumpHeap(__OSCurrHeap);
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}
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}
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@ -10,7 +10,7 @@ void HuMemInitAll(void)
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void *ptr;
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u32 free_size;
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for(i=0; i<4; i++) {
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ptr = OSAllocFromHeap(__OSCurrHeap, HeapSizeTbl[i]);
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ptr = OSAlloc(HeapSizeTbl[i]);
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if(ptr == NULL) {
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OSReport("HuMem> Failed OSAlloc Size:%d\n", HeapSizeTbl[i]);
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return;
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@ -19,7 +19,7 @@ void HuMemInitAll(void)
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}
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free_size = OSCheckHeap(currentHeapHandle);
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OSReport("HuMem> left memory space %dKB(%d)\n", free_size/1024, free_size);
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ptr = OSAllocFromHeap(__OSCurrHeap, free_size);
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ptr = OSAlloc(free_size);
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if(ptr == NULL) {
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OSReport("HuMem> Failed OSAlloc left space\n");
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return;
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