/**************************************************************************** * FCE Ultra 0.98.12 * Nintendo Wii/Gamecube Port * * Tantric 2008-2009 * * gcvideo.cpp * * Video rendering ****************************************************************************/ #include #include #include #include #include #include #include #include #include "driver.h" #include "gcvideo.h" #include "fceugx.h" #include "menu.h" #include "pad.h" #include "gui/gui.h" extern "C" { extern void FCEU_ResetPalette(void); } int FDSTimer = 0; u32 FrameTimer = 0; int FDSSwitchRequested; /*** External 2D Video ***/ /*** 2D Video Globals ***/ static GXRModeObj *vmode; // Graphics Mode Object static unsigned int *xfb[2]; // Framebuffers static int whichfb = 0; // Frame buffer toggle int screenheight; int screenwidth; bool progressive = false; static int currentVideoMode = -1; // -1 - not set, 0 - automatic, 1 - NTSC (480i), 2 - Progressive (480p), 3 - PAL (50Hz), 4 - PAL (60Hz) /*** 3D GX ***/ #define TEX_WIDTH 256 #define TEX_HEIGHT 240 #define DEFAULT_FIFO_SIZE ( 256 * 1024 ) static u8 gp_fifo[DEFAULT_FIFO_SIZE] ATTRIBUTE_ALIGN(32); static u32 copynow = GX_FALSE; static GXTexObj texobj; static Mtx view; static Mtx GXmodelView2D; /*** Texture memory ***/ static unsigned char texturemem[TEX_WIDTH * TEX_HEIGHT * 2] ATTRIBUTE_ALIGN (32); static int updateScaling = 1; static int vmode_60hz = 0; u8 * gameScreenTex = NULL; // a GX texture screen capture of the game u8 * gameScreenTex2 = NULL; // a GX texture screen capture of the game (copy) #define HASPECT 256 #define VASPECT 240 // Need something to hold the PC palette struct pcpal { unsigned char r; unsigned char g; unsigned char b; } pcpalette[256]; static unsigned int gcpalette[256]; // Much simpler GC palette static unsigned short rgb565[256]; // Texture map palette static long long prev; static long long now; extern "C" { long long gettime(); u32 diff_usec(long long start,long long end); } /* New texture based scaler */ typedef struct tagcamera { Vector pos; Vector up; Vector view; } camera; /*** Square Matrix This structure controls the size of the image on the screen. Think of the output as a -80 x 80 by -60 x 60 graph. ***/ static s16 square[] ATTRIBUTE_ALIGN (32) = { /* * X, Y, Z * Values set are for roughly 4:3 aspect */ -HASPECT, VASPECT, 0, // 0 HASPECT, VASPECT, 0, // 1 HASPECT, -VASPECT, 0, // 2 -HASPECT, -VASPECT, 0 // 3 }; static camera cam = { {0.0F, 0.0F, 0.0F}, {0.0F, 0.5F, 0.0F}, {0.0F, 0.0F, -0.5F} }; /*** *** Custom Video modes (used to emulate original console video modes) ***/ /** Original NES PAL Resolutions: **/ /* 240 lines progressive (PAL 50Hz) */ static GXRModeObj PAL_240p = { VI_TVMODE_PAL_DS, // viDisplayMode 640, // fbWidth 240, // efbHeight 240, // xfbHeight (VI_MAX_WIDTH_PAL - 640)/2, // viXOrigin (VI_MAX_HEIGHT_PAL - 480)/2, // viYOrigin 640, // viWidth 480, // viHeight VI_XFBMODE_SF, // xFBmode GX_FALSE, // field_rendering GX_FALSE, // aa // sample points arranged in increasing Y order { {6,6},{6,6},{6,6}, // pix 0, 3 sample points, 1/12 units, 4 bits each {6,6},{6,6},{6,6}, // pix 1 {6,6},{6,6},{6,6}, // pix 2 {6,6},{6,6},{6,6} // pix 3 }, // vertical filter[7], 1/64 units, 6 bits each { 0, // line n-1 0, // line n-1 21, // line n 22, // line n 21, // line n 0, // line n+1 0 // line n+1 } }; /** Original NES NTSC Resolutions: **/ /* 240 lines progressive (NTSC or PAL 60Hz) */ static GXRModeObj NTSC_240p = { VI_TVMODE_EURGB60_DS, // viDisplayMode 640, // fbWidth 240, // efbHeight 240, // xfbHeight (VI_MAX_WIDTH_NTSC - 640)/2, // viXOrigin (VI_MAX_HEIGHT_NTSC - 480)/2, // viYOrigin 640, // viWidth 480, // viHeight VI_XFBMODE_SF, // xFBmode GX_FALSE, // field_rendering GX_FALSE, // aa // sample points arranged in increasing Y order { {6,6},{6,6},{6,6}, // pix 0, 3 sample points, 1/12 units, 4 bits each {6,6},{6,6},{6,6}, // pix 1 {6,6},{6,6},{6,6}, // pix 2 {6,6},{6,6},{6,6} // pix 3 }, // vertical filter[7], 1/64 units, 6 bits each { 0, // line n-1 0, // line n-1 21, // line n 22, // line n 21, // line n 0, // line n+1 0 // line n+1 } }; /* TV Modes table */ static GXRModeObj *tvmodes[2] = { &NTSC_240p, &PAL_240p }; /**************************************************************************** * setFrameTimer() * change frame timings depending on whether ROM is NTSC or PAL ***************************************************************************/ static long long normaldiff; void setFrameTimer() { if (GCSettings.timing == 1) // PAL normaldiff = 20000; // 50hz else normaldiff = 16667; // 60hz prev = gettime(); } static void SyncSpeed() { now = gettime(); while (diff_usec(prev, now) < normaldiff) now = gettime(); prev = now; } /**************************************************************************** * VideoThreading ***************************************************************************/ #define TSTACK 16384 static lwpq_t videoblankqueue; static lwp_t vbthread = LWP_THREAD_NULL; static unsigned char vbstack[TSTACK]; /**************************************************************************** * vbgetback * * This callback enables the emulator to keep running while waiting for a * vertical blank. * * Putting LWP to good use :) ***************************************************************************/ static void * vbgetback (void *arg) { while (1) { VIDEO_WaitVSync(); SyncSpeed(); LWP_SuspendThread (vbthread); } return NULL; } /**************************************************************************** * InitVideoThread * * libOGC provides a nice wrapper for LWP access. * This function sets up a new local queue and attaches the thread to it. ***************************************************************************/ void InitVideoThread () { /*** Initialise a new queue ***/ LWP_InitQueue (&videoblankqueue); /*** Create the thread on this queue ***/ LWP_CreateThread (&vbthread, vbgetback, NULL, vbstack, TSTACK, 100); } /**************************************************************************** * copy_to_xfb * * Stock code to copy the GX buffer to the current display mode. * Also increments the frameticker, as it's called for each vb. ***************************************************************************/ static inline void copy_to_xfb (u32 arg) { if (copynow == GX_TRUE) { if(ScreenshotRequested) { TakeScreenshot(); ScreenshotRequested = 0; ConfigRequested = 1; } GX_CopyDisp (xfb[whichfb], GX_TRUE); GX_Flush (); copynow = GX_FALSE; } FrameTimer++; // FDS switch disk requested - need to eject, select, and insert // but not all at once! if(FDSSwitchRequested) { switch(FDSSwitchRequested) { case 1: FCEUI_FDSEject(); // eject disk FDSSwitchRequested++; break; case 2: if(FDSTimer > 60) { FCEUI_FDSSelect(); // select other side FCEUI_FDSInsert(0); // insert disk FDSSwitchRequested = 0; FDSTimer = 0; } break; } FDSTimer++; } } /**************************************************************************** * Scaler Support Functions ***************************************************************************/ static inline void draw_init () { GX_ClearVtxDesc (); GX_SetVtxDesc (GX_VA_POS, GX_INDEX8); GX_SetVtxDesc (GX_VA_CLR0, GX_INDEX8); GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT); GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_S16, 0); GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0); GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0); GX_SetArray (GX_VA_POS, square, 3 * sizeof (s16)); GX_SetNumTexGens (1); GX_SetNumChans (0); GX_SetTexCoordGen (GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY); GX_SetTevOp (GX_TEVSTAGE0, GX_REPLACE); GX_SetTevOrder (GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLORNULL); memset (&view, 0, sizeof (Mtx)); guLookAt(view, &cam.pos, &cam.up, &cam.view); GX_LoadPosMtxImm (view, GX_PNMTX0); GX_InvVtxCache (); // update vertex cache } static inline void draw_vert (u8 pos, u8 c, f32 s, f32 t) { GX_Position1x8 (pos); GX_Color1x8 (c); GX_TexCoord2f32 (s, t); } static inline void draw_square (Mtx v) { Mtx m; // model matrix. Mtx mv; // modelview matrix. guMtxIdentity (m); guMtxTransApply (m, m, 0, 0, -100); guMtxConcat (v, m, mv); GX_LoadPosMtxImm (mv, GX_PNMTX0); GX_Begin (GX_QUADS, GX_VTXFMT0, 4); draw_vert (0, 0, 0.0, 0.0); draw_vert (1, 0, 1.0, 0.0); draw_vert (2, 0, 1.0, 1.0); draw_vert (3, 0, 0.0, 1.0); GX_End (); } /**************************************************************************** * StartGX * * This function initialises GX and sets it up for use ***************************************************************************/ static void StartGX () { GXColor background = { 0, 0, 0, 0xff }; /*** Clear out FIFO area ***/ memset (&gp_fifo, 0, DEFAULT_FIFO_SIZE); /*** Initialise GX ***/ GX_Init (&gp_fifo, DEFAULT_FIFO_SIZE); GX_SetCopyClear (background, 0x00ffffff); GX_SetDispCopyGamma (GX_GM_1_0); GX_SetCullMode (GX_CULL_NONE); } /**************************************************************************** * StopGX * * Stops GX (when exiting) ***************************************************************************/ void StopGX() { GX_AbortFrame(); GX_Flush(); VIDEO_SetBlack(TRUE); VIDEO_Flush(); } /**************************************************************************** * UpdateScaling * * This function updates the quad aspect ratio. ***************************************************************************/ static inline void UpdateScaling() { int xscale, yscale; // update scaling if (GCSettings.render == 0) // original render mode { xscale = 640 / 2; // use GX scaler instead VI yscale = 240 / 2; } else // unfiltered and filtered mode { xscale = vmode->fbWidth / 2; yscale = vmode->efbHeight / 2; } // aspect ratio scaling (change width scale) // yes its pretty cheap and ugly, but its easy! if (GCSettings.widescreen) xscale = (3*xscale)/4; xscale *= GCSettings.ZoomLevel; yscale *= GCSettings.ZoomLevel; // update vertex position matrix square[0] = square[9] = (-xscale) + GCSettings.xshift; square[3] = square[6] = (xscale) + GCSettings.xshift; square[1] = square[4] = (yscale) - GCSettings.yshift; square[7] = square[10] = (-yscale) - GCSettings.yshift; DCFlushRange (square, 32); // update memory BEFORE the GPU accesses it! draw_init (); if(updateScaling) updateScaling--; } /**************************************************************************** * UpdatePadsCB * * called by postRetraceCallback in InitGCVideo - scans gcpad and wpad ***************************************************************************/ static void UpdatePadsCB () { #ifdef HW_RVL WPAD_ScanPads(); #endif PAD_ScanPads(); for(int i=3; i >= 0; i--) { #ifdef HW_RVL memcpy(&userInput[i].wpad, WPAD_Data(i), sizeof(WPADData)); #endif userInput[i].chan = i; userInput[i].pad.btns_d = PAD_ButtonsDown(i); userInput[i].pad.btns_u = PAD_ButtonsUp(i); userInput[i].pad.btns_h = PAD_ButtonsHeld(i); userInput[i].pad.stickX = PAD_StickX(i); userInput[i].pad.stickY = PAD_StickY(i); userInput[i].pad.substickX = PAD_SubStickX(i); userInput[i].pad.substickY = PAD_SubStickY(i); userInput[i].pad.triggerL = PAD_TriggerL(i); userInput[i].pad.triggerR = PAD_TriggerR(i); } } /**************************************************************************** * SetupVideoMode * * Finds the optimal video mode, or uses the user-specified one * Also configures original video modes ***************************************************************************/ static void SetupVideoMode() { if(currentVideoMode == GCSettings.videomode) return; // no need to do anything // choose the desired video mode switch(GCSettings.videomode) { case 1: // NTSC (480i) vmode = &TVNtsc480IntDf; break; case 2: // Progressive (480p) vmode = &TVNtsc480Prog; break; case 3: // PAL (50Hz) vmode = &TVPal574IntDfScale; break; case 4: // PAL (60Hz) vmode = &TVEurgb60Hz480IntDf; break; default: vmode = VIDEO_GetPreferredMode(NULL); #ifdef HW_DOL /* we have component cables, but the preferred mode is interlaced * why don't we switch into progressive? * on the Wii, the user can do this themselves on their Wii Settings */ if(VIDEO_HaveComponentCable()) vmode = &TVNtsc480Prog; #endif // use hardware vertical scaling to fill screen if(vmode->viTVMode >> 2 == VI_PAL) vmode = &TVPal574IntDfScale; break; } // configure original modes switch (vmode->viTVMode >> 2) { case VI_PAL: // 576 lines (PAL 50Hz) vmode_60hz = 0; // Original Video modes (forced to PAL 50Hz) // set video signal mode NTSC_240p.viTVMode = VI_TVMODE_PAL_DS; NTSC_240p.viYOrigin = (VI_MAX_HEIGHT_PAL - 480)/2; break; case VI_NTSC: // 480 lines (NTSC 60Hz) vmode_60hz = 1; // Original Video modes (forced to NTSC 60Hz) // set video signal mode PAL_240p.viTVMode = VI_TVMODE_NTSC_DS; PAL_240p.viYOrigin = (VI_MAX_HEIGHT_NTSC - 480)/2; NTSC_240p.viTVMode = VI_TVMODE_NTSC_DS; break; default: // 480 lines (PAL 60Hz) vmode_60hz = 1; // Original Video modes (forced to PAL 60Hz) // set video signal mode PAL_240p.viTVMode = VI_TVMODE(vmode->viTVMode >> 2, VI_NON_INTERLACE); PAL_240p.viYOrigin = (VI_MAX_HEIGHT_NTSC - 480)/2; NTSC_240p.viTVMode = VI_TVMODE(vmode->viTVMode >> 2, VI_NON_INTERLACE); break; } // check for progressive scan if (vmode->viTVMode == VI_TVMODE_NTSC_PROG) progressive = true; else progressive = false; #ifdef HW_RVL // widescreen fix if(CONF_GetAspectRatio() == CONF_ASPECT_16_9) { vmode->viWidth = VI_MAX_WIDTH_PAL-12; vmode->viXOrigin = ((VI_MAX_WIDTH_PAL - vmode->viWidth) / 2) + 2; } #endif currentVideoMode = GCSettings.videomode; } /**************************************************************************** * InitGCVideo * * This function MUST be called at startup. * - also sets up menu video mode ***************************************************************************/ void InitGCVideo () { SetupVideoMode(); // configure VI VIDEO_Configure (vmode); screenheight = 480; screenwidth = 640; // Allocate the video buffers xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode)); xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode)); // A console is always useful while debugging. console_init (xfb[0], 20, 64, vmode->fbWidth, vmode->xfbHeight, vmode->fbWidth * 2); // Clear framebuffers etc. VIDEO_ClearFrameBuffer (vmode, xfb[0], COLOR_BLACK); VIDEO_ClearFrameBuffer (vmode, xfb[1], COLOR_BLACK); VIDEO_SetNextFramebuffer (xfb[0]); // video callbacks VIDEO_SetPostRetraceCallback ((VIRetraceCallback)UpdatePadsCB); VIDEO_SetPreRetraceCallback ((VIRetraceCallback)copy_to_xfb); VIDEO_SetBlack (FALSE); VIDEO_Flush (); VIDEO_WaitVSync (); if (vmode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync (); copynow = GX_FALSE; StartGX (); InitVideoThread (); // Finally, the video is up and ready for use :) } /**************************************************************************** * ResetVideo_Emu * * Reset the video/rendering mode for the emulator rendering ****************************************************************************/ void ResetVideo_Emu () { SetupVideoMode(); GXRModeObj *rmode = vmode; // same mode as menu Mtx44 p; // change current VI mode if using original render mode if (GCSettings.render == 0) rmode = tvmodes[GCSettings.timing]; // reconfigure VI VIDEO_Configure (rmode); VIDEO_Flush(); VIDEO_WaitVSync(); if (rmode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync(); else while (VIDEO_GetNextField()) VIDEO_WaitVSync(); GXColor background = {0, 0, 0, 255}; GX_SetCopyClear (background, 0x00ffffff); // reconfigure GX GX_SetViewport (0, 0, rmode->fbWidth, rmode->efbHeight, 0, 1); GX_SetDispCopyYScale ((f32) rmode->xfbHeight / (f32) rmode->efbHeight); GX_SetScissor (0, 0, rmode->fbWidth, rmode->efbHeight); GX_SetDispCopySrc (0, 0, rmode->fbWidth, rmode->efbHeight); GX_SetDispCopyDst (rmode->fbWidth, rmode->xfbHeight); GX_SetCopyFilter (rmode->aa, rmode->sample_pattern, (GCSettings.render == 1) ? GX_TRUE : GX_FALSE, rmode->vfilter); // deflicker ON only for filtered mode GX_SetFieldMode (rmode->field_rendering, ((rmode->viHeight == 2 * rmode->xfbHeight) ? GX_ENABLE : GX_DISABLE)); GX_SetPixelFmt (GX_PF_RGB8_Z24, GX_ZC_LINEAR); GX_SetZMode (GX_TRUE, GX_LEQUAL, GX_TRUE); GX_SetColorUpdate (GX_TRUE); guOrtho(p, rmode->efbHeight/2, -(rmode->efbHeight/2), -(rmode->fbWidth/2), rmode->fbWidth/2, 100, 1000); // matrix, t, b, l, r, n, f GX_LoadProjectionMtx (p, GX_ORTHOGRAPHIC); // reinitialize texture GX_InvalidateTexAll (); GX_InitTexObj (&texobj, texturemem, TEX_WIDTH, TEX_HEIGHT, GX_TF_RGB565, GX_CLAMP, GX_CLAMP, GX_FALSE); // initialize the texture obj we are going to use if (!(GCSettings.render&1)) GX_InitTexObjLOD(&texobj,GX_NEAR,GX_NEAR_MIP_NEAR,2.5,9.0,0.0,GX_FALSE,GX_FALSE,GX_ANISO_1); // original/unfiltered video mode: force texture filtering OFF memset(texturemem, 0, TEX_WIDTH * TEX_HEIGHT * 2); // clear texture memory // set aspect ratio updateScaling = 5; draw_init (); } /**************************************************************************** * RenderFrame * * Render a single frame ****************************************************************************/ void RenderFrame(unsigned char *XBuf) { // Ensure previous vb has complete while ((LWP_ThreadIsSuspended (vbthread) == 0) || (copynow == GX_TRUE)) usleep (50); // swap framebuffers whichfb ^= 1; // zoom has changed if(updateScaling) UpdateScaling(); int width, height; u8 borderheight = 0; u8 borderwidth = 0; // 0 = off, 1 = vertical, 2 = horizontal, 3 = both if(GCSettings.hideoverscan == 1 || GCSettings.hideoverscan == 3) borderheight = 8; if(GCSettings.hideoverscan >= 2) borderwidth = 8; u16 *texture = (unsigned short *)texturemem + (borderheight << 8) + (borderwidth << 2); u8 *src1 = XBuf + (borderheight << 8) + borderwidth; u8 *src2 = XBuf + (borderheight << 8) + borderwidth + 256; u8 *src3 = XBuf + (borderheight << 8) + borderwidth + 512; u8 *src4 = XBuf + (borderheight << 8) + borderwidth + 768; // clear texture objects GX_InvalidateTexAll(); // fill the texture for (height = 0; height < 240 - (borderheight << 1); height += 4) { for (width = 0; width < 256 - (borderwidth << 1); width += 4) { // Row one *texture++ = rgb565[*src1++]; *texture++ = rgb565[*src1++]; *texture++ = rgb565[*src1++]; *texture++ = rgb565[*src1++]; // Row two *texture++ = rgb565[*src2++]; *texture++ = rgb565[*src2++]; *texture++ = rgb565[*src2++]; *texture++ = rgb565[*src2++]; // Row three *texture++ = rgb565[*src3++]; *texture++ = rgb565[*src3++]; *texture++ = rgb565[*src3++]; *texture++ = rgb565[*src3++]; // Row four *texture++ = rgb565[*src4++]; *texture++ = rgb565[*src4++]; *texture++ = rgb565[*src4++]; *texture++ = rgb565[*src4++]; } src1 += 768 + (borderwidth << 1); // line 4*N src2 += 768 + (borderwidth << 1); // line 4*(N+1) src3 += 768 + (borderwidth << 1); // line 4*(N+2) src4 += 768 + (borderwidth << 1); // line 4*(N+3) texture += (borderwidth << 3); } // load texture into GX DCFlushRange(texturemem, TEX_WIDTH * TEX_HEIGHT * 2); GX_LoadTexObj (&texobj, GX_TEXMAP0); // render textured quad draw_square(view); GX_DrawDone(); // EFB is ready to be copied into XFB VIDEO_SetNextFramebuffer(xfb[whichfb]); VIDEO_Flush(); copynow = GX_TRUE; // Return to caller, don't waste time waiting for vb LWP_ResumeThread (vbthread); } /**************************************************************************** * Zoom Functions ***************************************************************************/ void zoom (float speed) { if (GCSettings.ZoomLevel > 1) GCSettings.ZoomLevel += (speed / -100.0); else GCSettings.ZoomLevel += (speed / -200.0); if (GCSettings.ZoomLevel < 0.5) GCSettings.ZoomLevel = 0.5; else if (GCSettings.ZoomLevel > 2.0) GCSettings.ZoomLevel = 2.0; updateScaling = 5; // update video } void zoom_reset () { GCSettings.ZoomLevel = 1.0; updateScaling = 5; // update video } /**************************************************************************** * TakeScreenshot * * Copies the current screen into a GX texture ***************************************************************************/ void TakeScreenshot() { int texSize = vmode->fbWidth * vmode->efbHeight * 4; if(gameScreenTex) free(gameScreenTex); gameScreenTex = (u8 *)memalign(32, texSize); if(gameScreenTex == NULL) return; GX_SetTexCopySrc(0, 0, vmode->fbWidth, vmode->efbHeight); GX_SetTexCopyDst(vmode->fbWidth, vmode->efbHeight, GX_TF_RGBA8, GX_FALSE); GX_CopyTex(gameScreenTex, GX_FALSE); GX_PixModeSync(); DCFlushRange(gameScreenTex, texSize); #ifdef HW_RVL if(gameScreenTex2) free(gameScreenTex2); gameScreenTex2 = (u8 *)memalign(32, texSize); if(gameScreenTex2 == NULL) return; GX_CopyTex(gameScreenTex2, GX_FALSE); GX_PixModeSync(); DCFlushRange(gameScreenTex2, texSize); #endif } /**************************************************************************** * ResetVideo_Menu * * Reset the video/rendering mode for the menu ****************************************************************************/ void ResetVideo_Menu () { Mtx44 p; f32 yscale; u32 xfbHeight; SetupVideoMode(); VIDEO_Configure (vmode); VIDEO_Flush(); VIDEO_WaitVSync(); if (vmode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync(); else while (VIDEO_GetNextField()) VIDEO_WaitVSync(); // clears the bg to color and clears the z buffer GXColor background = {0, 0, 0, 255}; GX_SetCopyClear (background, 0x00ffffff); yscale = GX_GetYScaleFactor(vmode->efbHeight,vmode->xfbHeight); xfbHeight = GX_SetDispCopyYScale(yscale); GX_SetScissor(0,0,vmode->fbWidth,vmode->efbHeight); GX_SetDispCopySrc(0,0,vmode->fbWidth,vmode->efbHeight); GX_SetDispCopyDst(vmode->fbWidth,xfbHeight); GX_SetCopyFilter(vmode->aa,vmode->sample_pattern,GX_TRUE,vmode->vfilter); GX_SetFieldMode(vmode->field_rendering,((vmode->viHeight==2*vmode->xfbHeight)?GX_ENABLE:GX_DISABLE)); if (vmode->aa) GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR); else GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR); // setup the vertex descriptor // tells the flipper to expect direct data GX_ClearVtxDesc(); GX_InvVtxCache (); GX_InvalidateTexAll(); GX_SetVtxDesc(GX_VA_TEX0, GX_NONE); GX_SetVtxDesc(GX_VA_POS, GX_DIRECT); GX_SetVtxDesc (GX_VA_CLR0, GX_DIRECT); GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0); GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0); GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0); GX_SetZMode (GX_FALSE, GX_LEQUAL, GX_TRUE); GX_SetNumChans(1); GX_SetNumTexGens(1); GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR); GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0); GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY); guMtxIdentity(GXmodelView2D); guMtxTransApply (GXmodelView2D, GXmodelView2D, 0.0F, 0.0F, -50.0F); GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0); guOrtho(p,0,479,0,639,0,300); GX_LoadProjectionMtx(p, GX_ORTHOGRAPHIC); GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1); GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR); GX_SetAlphaUpdate(GX_TRUE); } /**************************************************************************** * Menu_Render * * Renders everything current sent to GX, and flushes video ***************************************************************************/ void Menu_Render() { GX_DrawDone (); whichfb ^= 1; // flip framebuffer GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE); GX_SetColorUpdate(GX_TRUE); GX_CopyDisp(xfb[whichfb],GX_TRUE); VIDEO_SetNextFramebuffer(xfb[whichfb]); VIDEO_Flush(); VIDEO_WaitVSync(); } /**************************************************************************** * Menu_DrawImg * * Draws the specified image on screen using GX ***************************************************************************/ void Menu_DrawImg(f32 xpos, f32 ypos, u16 width, u16 height, u8 data[], f32 degrees, f32 scaleX, f32 scaleY, u8 alpha) { if(data == NULL) return; GXTexObj texObj; GX_InitTexObj(&texObj, data, width,height, GX_TF_RGBA8,GX_CLAMP, GX_CLAMP,GX_FALSE); GX_LoadTexObj(&texObj, GX_TEXMAP0); GX_InvalidateTexAll(); GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE); GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT); Mtx m,m1,m2, mv; width *=.5; height*=.5; guMtxIdentity (m1); guMtxScaleApply(m1,m1,scaleX,scaleY,1.0); Vector axis = (Vector) {0 , 0, 1 }; guMtxRotAxisDeg (m2, &axis, degrees); guMtxConcat(m2,m1,m); guMtxTransApply(m,m, xpos+width,ypos+height,0); guMtxConcat (GXmodelView2D, m, mv); GX_LoadPosMtxImm (mv, GX_PNMTX0); GX_Begin(GX_QUADS, GX_VTXFMT0,4); GX_Position3f32(-width, -height, 0); GX_Color4u8(0xFF,0xFF,0xFF,alpha); GX_TexCoord2f32(0, 0); GX_Position3f32(width, -height, 0); GX_Color4u8(0xFF,0xFF,0xFF,alpha); GX_TexCoord2f32(1, 0); GX_Position3f32(width, height, 0); GX_Color4u8(0xFF,0xFF,0xFF,alpha); GX_TexCoord2f32(1, 1); GX_Position3f32(-width, height, 0); GX_Color4u8(0xFF,0xFF,0xFF,alpha); GX_TexCoord2f32(0, 1); GX_End(); GX_LoadPosMtxImm (GXmodelView2D, GX_PNMTX0); GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR); GX_SetVtxDesc (GX_VA_TEX0, GX_NONE); } /**************************************************************************** * Menu_DrawRectangle * * Draws a rectangle at the specified coordinates using GX ***************************************************************************/ void Menu_DrawRectangle(f32 x, f32 y, f32 width, f32 height, GXColor color, u8 filled) { u8 fmt; long n; int i; f32 x2 = x+width; f32 y2 = y+height; Vector v[] = {{x,y,0.0f}, {x2,y,0.0f}, {x2,y2,0.0f}, {x,y2,0.0f}, {x,y,0.0f}}; if(!filled) { fmt = GX_LINESTRIP; n = 5; } else { fmt = GX_TRIANGLEFAN; n = 4; } GX_Begin(fmt, GX_VTXFMT0, n); for(i=0; i> 1; cr=(cr1+cr2) >> 1; return ((y1 << 24) | (cb << 16) | (y2 << 8) | cr); } /**************************************************************************** * SetPalette * * A shadow copy of the palette is maintained, in case the NES Emu kernel * requests a copy. ****************************************************************************/ void FCEUD_SetPalette(unsigned char index, unsigned char r, unsigned char g, unsigned char b) { /*** Make PC compatible copy ***/ pcpalette[index].r = r; pcpalette[index].g = g; pcpalette[index].b = b; /*** Generate Gamecube palette ***/ gcpalette[index] = rgbcolor(r,g,b,r,g,b); /*** Generate RGB565 texture palette ***/ rgb565[index] = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); } /**************************************************************************** * GetPalette ****************************************************************************/ void FCEUD_GetPalette(unsigned char i, unsigned char *r, unsigned char *g, unsigned char *b) { *r = pcpalette[i].r; *g = pcpalette[i].g; *b = pcpalette[i].b; } void SetPalette() { if ( GCSettings.currpal == 0 ) { // Do palette reset FCEU_ResetPalette(); } else { // Now setup this palette unsigned char i,r,g,b; for ( i = 0; i < 64; i++ ) { r = palettes[GCSettings.currpal-1].data[i] >> 16; g = ( palettes[GCSettings.currpal-1].data[i] & 0xff00 ) >> 8; b = ( palettes[GCSettings.currpal-1].data[i] & 0xff ); FCEUD_SetPalette( i, r, g, b); FCEUD_SetPalette( i+64, r, g, b); FCEUD_SetPalette( i+128, r, g, b); FCEUD_SetPalette( i+192, r, g, b); } } } struct st_palettes palettes[] = { /* The default NES palette must be the first entry in the array */ { "loopy", "Loopy's NES palette", { 0x757575, 0x271b8f, 0x0000ab, 0x47009f, 0x8f0077, 0xab0013, 0xa70000, 0x7f0b00, 0x432f00, 0x004700, 0x005100, 0x003f17, 0x1b3f5f, 0x000000, 0x000000, 0x000000, 0xbcbcbc, 0x0073ef, 0x233bef, 0x8300f3, 0xbf00bf, 0xe7005b, 0xdb2b00, 0xcb4f0f, 0x8b7300, 0x009700, 0x00ab00, 0x00933b, 0x00838b, 0x000000, 0x000000, 0x000000, 0xffffff, 0x3fbfff, 0x5f97ff, 0xa78bfd, 0xf77bff, 0xff77b7, 0xff7763, 0xff9b3b, 0xf3bf3f, 0x83d313, 0x4fdf4b, 0x58f898, 0x00ebdb, 0x000000, 0x000000, 0x000000, 0xffffff, 0xabe7ff, 0xc7d7ff, 0xd7cbff, 0xffc7ff, 0xffc7db, 0xffbfb3, 0xffdbab, 0xffe7a3, 0xe3ffa3, 0xabf3bf, 0xb3ffcf, 0x9ffff3, 0x000000, 0x000000, 0x000000 } }, { "quor", "Quor's palette from Nestra 0.63", { 0x3f3f3f, 0x001f3f, 0x00003f, 0x1f003f, 0x3f003f, 0x3f0020, 0x3f0000, 0x3f2000, 0x3f3f00, 0x203f00, 0x003f00, 0x003f20, 0x003f3f, 0x000000, 0x000000, 0x000000, 0x7f7f7f, 0x405f7f, 0x40407f, 0x5f407f, 0x7f407f, 0x7f4060, 0x7f4040, 0x7f6040, 0x7f7f40, 0x607f40, 0x407f40, 0x407f60, 0x407f7f, 0x000000, 0x000000, 0x000000, 0xbfbfbf, 0x809fbf, 0x8080bf, 0x9f80bf, 0xbf80bf, 0xbf80a0, 0xbf8080, 0xbfa080, 0xbfbf80, 0xa0bf80, 0x80bf80, 0x80bfa0, 0x80bfbf, 0x000000, 0x000000, 0x000000, 0xffffff, 0xc0dfff, 0xc0c0ff, 0xdfc0ff, 0xffc0ff, 0xffc0e0, 0xffc0c0, 0xffe0c0, 0xffffc0, 0xe0ffc0, 0xc0ffc0, 0xc0ffe0, 0xc0ffff, 0x000000, 0x000000, 0x000000 } }, { "chris", "Chris Covell's NES palette", { 0x808080, 0x003DA6, 0x0012B0, 0x440096, 0xA1005E, 0xC70028, 0xBA0600, 0x8C1700, 0x5C2F00, 0x104500, 0x054A00, 0x00472E, 0x004166, 0x000000, 0x050505, 0x050505, 0xC7C7C7, 0x0077FF, 0x2155FF, 0x8237FA, 0xEB2FB5, 0xFF2950, 0xFF2200, 0xD63200, 0xC46200, 0x358000, 0x058F00, 0x008A55, 0x0099CC, 0x212121, 0x090909, 0x090909, 0xFFFFFF, 0x0FD7FF, 0x69A2FF, 0xD480FF, 0xFF45F3, 0xFF618B, 0xFF8833, 0xFF9C12, 0xFABC20, 0x9FE30E, 0x2BF035, 0x0CF0A4, 0x05FBFF, 0x5E5E5E, 0x0D0D0D, 0x0D0D0D, 0xFFFFFF, 0xA6FCFF, 0xB3ECFF, 0xDAABEB, 0xFFA8F9, 0xFFABB3, 0xFFD2B0, 0xFFEFA6, 0xFFF79C, 0xD7E895, 0xA6EDAF, 0xA2F2DA, 0x99FFFC, 0xDDDDDD, 0x111111, 0x111111 } }, { "matt", "Matthew Conte's NES palette", { 0x808080, 0x0000bb, 0x3700bf, 0x8400a6, 0xbb006a, 0xb7001e, 0xb30000, 0x912600, 0x7b2b00, 0x003e00, 0x00480d, 0x003c22, 0x002f66, 0x000000, 0x050505, 0x050505, 0xc8c8c8, 0x0059ff, 0x443cff, 0xb733cc, 0xff33aa, 0xff375e, 0xff371a, 0xd54b00, 0xc46200, 0x3c7b00, 0x1e8415, 0x009566, 0x0084c4, 0x111111, 0x090909, 0x090909, 0xffffff, 0x0095ff, 0x6f84ff, 0xd56fff, 0xff77cc, 0xff6f99, 0xff7b59, 0xff915f, 0xffa233, 0xa6bf00, 0x51d96a, 0x4dd5ae, 0x00d9ff, 0x666666, 0x0d0d0d, 0x0d0d0d, 0xffffff, 0x84bfff, 0xbbbbff, 0xd0bbff, 0xffbfea, 0xffbfcc, 0xffc4b7, 0xffccae, 0xffd9a2, 0xcce199, 0xaeeeb7, 0xaaf7ee, 0xb3eeff, 0xdddddd, 0x111111, 0x111111 } }, { "pasofami", "Palette from PasoFami/99", { 0x7f7f7f, 0x0000ff, 0x0000bf, 0x472bbf, 0x970087, 0xab0023, 0xab1300, 0x8b1700, 0x533000, 0x007800, 0x006b00, 0x005b00, 0x004358, 0x000000, 0x000000, 0x000000, 0xbfbfbf, 0x0078f8, 0x0058f8, 0x6b47ff, 0xdb00cd, 0xe7005b, 0xf83800, 0xe75f13, 0xaf7f00, 0x00b800, 0x00ab00, 0x00ab47, 0x008b8b, 0x000000, 0x000000, 0x000000, 0xf8f8f8, 0x3fbfff, 0x6b88ff, 0x9878f8, 0xf878f8, 0xf85898, 0xf87858, 0xffa347, 0xf8b800, 0xb8f818, 0x5bdb57, 0x58f898, 0x00ebdb, 0x787878, 0x000000, 0x000000, 0xffffff, 0xa7e7ff, 0xb8b8f8, 0xd8b8f8, 0xf8b8f8, 0xfba7c3, 0xf0d0b0, 0xffe3ab, 0xfbdb7b, 0xd8f878, 0xb8f8b8, 0xb8f8d8, 0x00ffff, 0xf8d8f8, 0x000000, 0x000000 } }, { "crashman", "CrashMan's NES palette", { 0x585858, 0x001173, 0x000062, 0x472bbf, 0x970087, 0x910009, 0x6f1100, 0x4c1008, 0x371e00, 0x002f00, 0x005500, 0x004d15, 0x002840, 0x000000, 0x000000, 0x000000, 0xa0a0a0, 0x004499, 0x2c2cc8, 0x590daa, 0xae006a, 0xb00040, 0xb83418, 0x983010, 0x704000, 0x308000, 0x207808, 0x007b33, 0x1c6888, 0x000000, 0x000000, 0x000000, 0xf8f8f8, 0x267be1, 0x5870f0, 0x9878f8, 0xff73c8, 0xf060a8, 0xd07b37, 0xe09040, 0xf8b300, 0x8cbc00, 0x40a858, 0x58f898, 0x00b7bf, 0x787878, 0x000000, 0x000000, 0xffffff, 0xa7e7ff, 0xb8b8f8, 0xd8b8f8, 0xe6a6ff, 0xf29dc4, 0xf0c0b0, 0xfce4b0, 0xe0e01e, 0xd8f878, 0xc0e890, 0x95f7c8, 0x98e0e8, 0xf8d8f8, 0x000000, 0x000000 } }, { "mess", "palette from MESS NES driver", { 0x747474, 0x24188c, 0x0000a8, 0x44009c, 0x8c0074, 0xa80010, 0xa40000, 0x7c0800, 0x402c00, 0x004400, 0x005000, 0x003c14, 0x183c5c, 0x000000, 0x000000, 0x000000, 0xbcbcbc, 0x0070ec, 0x2038ec, 0x8000f0, 0xbc00bc, 0xe40058, 0xd82800, 0xc84c0c, 0x887000, 0x009400, 0x00a800, 0x009038, 0x008088, 0x000000, 0x000000, 0x000000, 0xfcfcfc, 0x3cbcfc, 0x5c94fc, 0x4088fc, 0xf478fc, 0xfc74b4, 0xfc7460, 0xfc9838, 0xf0bc3c, 0x80d010, 0x4cdc48, 0x58f898, 0x00e8d8, 0x000000, 0x000000, 0x000000, 0xfcfcfc, 0xa8e4fc, 0xc4d4fc, 0xd4c8fc, 0xfcc4fc, 0xfcc4d8, 0xfcbcb0, 0xfcd8a8, 0xfce4a0, 0xe0fca0, 0xa8f0bc, 0xb0fccc, 0x9cfcf0, 0x000000, 0x000000, 0x000000 } }, { "zaphod-cv", "Zaphod's VS Castlevania palette", { 0x7f7f7f, 0xffa347, 0x0000bf, 0x472bbf, 0x970087, 0xf85898, 0xab1300, 0xf8b8f8, 0xbf0000, 0x007800, 0x006b00, 0x005b00, 0xffffff, 0x9878f8, 0x000000, 0x000000, 0xbfbfbf, 0x0078f8, 0xab1300, 0x6b47ff, 0x00ae00, 0xe7005b, 0xf83800, 0x7777ff, 0xaf7f00, 0x00b800, 0x00ab00, 0x00ab47, 0x008b8b, 0x000000, 0x000000, 0x472bbf, 0xf8f8f8, 0xffe3ab, 0xf87858, 0x9878f8, 0x0078f8, 0xf85898, 0xbfbfbf, 0xffa347, 0xc800c8, 0xb8f818, 0x7f7f7f, 0x007800, 0x00ebdb, 0x000000, 0x000000, 0xffffff, 0xffffff, 0xa7e7ff, 0x5bdb57, 0xe75f13, 0x004358, 0x0000ff, 0xe7005b, 0x00b800, 0xfbdb7b, 0xd8f878, 0x8b1700, 0xffe3ab, 0x00ffff, 0xab0023, 0x000000, 0x000000 } }, { "zaphod-smb", "Zaphod's VS SMB palette", { 0x626a00, 0x0000ff, 0x006a77, 0x472bbf, 0x970087, 0xab0023, 0xab1300, 0xb74800, 0xa2a2a2, 0x007800, 0x006b00, 0x005b00, 0xffd599, 0xffff00, 0x009900, 0x000000, 0xff66ff, 0x0078f8, 0x0058f8, 0x6b47ff, 0x000000, 0xe7005b, 0xf83800, 0xe75f13, 0xaf7f00, 0x00b800, 0x5173ff, 0x00ab47, 0x008b8b, 0x000000, 0x91ff88, 0x000088, 0xf8f8f8, 0x3fbfff, 0x6b0000, 0x4855f8, 0xf878f8, 0xf85898, 0x595958, 0xff009d, 0x002f2f, 0xb8f818, 0x5bdb57, 0x58f898, 0x00ebdb, 0x787878, 0x000000, 0x000000, 0xffffff, 0xa7e7ff, 0x590400, 0xbb0000, 0xf8b8f8, 0xfba7c3, 0xffffff, 0x00e3e1, 0xfbdb7b, 0xffae00, 0xb8f8b8, 0xb8f8d8, 0x00ff00, 0xf8d8f8, 0xffaaaa, 0x004000 } }, { "vs-drmar", "VS Dr. Mario palette", { 0x5f97ff, 0x000000, 0x000000, 0x47009f, 0x00ab00, 0xffffff, 0xabe7ff, 0x000000, 0x000000, 0x000000, 0x000000, 0x000000, 0xe7005b, 0x000000, 0x000000, 0x000000, 0x5f97ff, 0x000000, 0x000000, 0x000000, 0x000000, 0x8b7300, 0xcb4f0f, 0x000000, 0xbcbcbc, 0x000000, 0x000000, 0x000000, 0x000000, 0x000000, 0x000000, 0x000000, 0x00ebdb, 0x000000, 0x000000, 0x000000, 0x000000, 0xff9b3b, 0x000000, 0x000000, 0x83d313, 0x000000, 0x3fbfff, 0x000000, 0x0073ef, 0x000000, 0x000000, 0x000000, 0x00ebdb, 0x000000, 0x000000, 0x000000, 0x000000, 0x000000, 0xf3bf3f, 0x000000, 0x005100, 0x000000, 0xc7d7ff, 0xffdbab, 0x000000, 0x000000, 0x000000, 0x000000 } }, { "vs-cv", "VS Castlevania palette", { 0xaf7f00, 0xffa347, 0x008b8b, 0x472bbf, 0x970087, 0xf85898, 0xab1300, 0xf8b8f8, 0xf83800, 0x007800, 0x006b00, 0x005b00, 0xffffff, 0x9878f8, 0x00ab00, 0x000000, 0xbfbfbf, 0x0078f8, 0xab1300, 0x6b47ff, 0x000000, 0xe7005b, 0xf83800, 0x6b88ff, 0xaf7f00, 0x00b800, 0x6b88ff, 0x00ab47, 0x008b8b, 0x000000, 0x000000, 0x472bbf, 0xf8f8f8, 0xffe3ab, 0xf87858, 0x9878f8, 0x0078f8, 0xf85898, 0xbfbfbf, 0xffa347, 0x004358, 0xb8f818, 0x7f7f7f, 0x007800, 0x00ebdb, 0x000000, 0x000000, 0xffffff, 0xffffff, 0xa7e7ff, 0x5bdb57, 0x6b88ff, 0x004358, 0x0000ff, 0xe7005b, 0x00b800, 0xfbdb7b, 0xffa347, 0x8b1700, 0xffe3ab, 0xb8f818, 0xab0023, 0x000000, 0x007800 } }, /* The default VS palette must be the last entry in the array */ { "vs-smb", "VS SMB/VS Ice Climber palette", { 0xaf7f00, 0x0000ff, 0x008b8b, 0x472bbf, 0x970087, 0xab0023, 0x0000ff, 0xe75f13, 0xbfbfbf, 0x007800, 0x5bdb57, 0x005b00, 0xf0d0b0, 0xffe3ab, 0x00ab00, 0x000000, 0xbfbfbf, 0x0078f8, 0x0058f8, 0x6b47ff, 0x000000, 0xe7005b, 0xf83800, 0xf87858, 0xaf7f00, 0x00b800, 0x6b88ff, 0x00ab47, 0x008b8b, 0x000000, 0x000000, 0x3fbfff, 0xf8f8f8, 0x006b00, 0x8b1700, 0x9878f8, 0x6b47ff, 0xf85898, 0x7f7f7f, 0xe7005b, 0x004358, 0xb8f818, 0x0078f8, 0x58f898, 0x00ebdb, 0xfbdb7b, 0x000000, 0x000000, 0xffffff, 0xa7e7ff, 0xb8b8f8, 0xf83800, 0xf8b8f8, 0xfba7c3, 0xffffff, 0x00ffff, 0xfbdb7b, 0xffa347, 0xb8f8b8, 0xb8f8d8, 0xb8f818, 0xf8d8f8, 0x000000, 0x007800 } } };