void GC_SetVideoMode(u8 videomode)
{
syssram *sram = __SYS_LockSram();
GXRModeObj *vmode = VIDEO_GetPreferredMode(0);
int vmode_reg = 0;
if(VIDEO_HaveComponentCable() && (CONF_GetProgressiveScan() > 0))
sram->flags |= 0x80; //set progressive flag
else
sram->flags &= 0x7F; //clear progressive flag
if(videomode == 1) //pal
{
vmode_reg = 1;
sram->flags |= 0x01; // Set bit 0 to set the video mode to PAL
sram->ntd |= 0x40; //set pal60 flag
}
else //ntsc
{
sram->flags &= 0xFE; // Clear bit 0 to set the video mode to NTSC
sram->ntd &= 0xBF; //clear pal60 flag
}
if(videomode == 1)
vmode = &TVPal528IntDf;
else
vmode = &TVNtsc480IntDf;
__SYS_UnlockSram(1); // 1 -> write changes
while(!__SYS_SyncSram());
sram = NULL;
/* Set video mode register */
*Video_Mode = vmode_reg;
DCFlushRange((void*)Video_Mode, 4);
/* Set video mode */
if(vmode != 0)
VIDEO_Configure(vmode);
/* Setup video */
VIDEO_SetBlack(FALSE);
VIDEO_Flush();
VIDEO_WaitVSync();
if(vmode->viTVMode & VI_NON_INTERLACE)
VIDEO_WaitVSync();
else while(VIDEO_GetNextField())
VIDEO_WaitVSync();
/* Set black and flush */
VIDEO_SetBlack(TRUE);
VIDEO_Flush();
VIDEO_WaitVSync();
if(vmode->viTVMode & VI_NON_INTERLACE)
VIDEO_WaitVSync();
else while(VIDEO_GetNextField())
VIDEO_WaitVSync();
}
void __Disc_SetVMode(void)
{
// Stop wait message thread
extern void HideWaitMessage();
HideWaitMessage();
/* Set video mode register */
*(vu32 *)0x800000CC = vmode_reg;
/* Set video mode */
if (vmode != 0) VIDEO_Configure(vmode);
/* Setup video */
VIDEO_SetBlack(TRUE);
VIDEO_Flush();
VIDEO_WaitVSync();
if (vmode->viTVMode & VI_NON_INTERLACE)
VIDEO_WaitVSync();
else while (VIDEO_GetNextField())
VIDEO_WaitVSync();
}
void initialise_video(GXRModeObj *m) {
VIDEO_Configure (m);
if(xfb[0]) free(MEM_K1_TO_K0(xfb[0]));
if(xfb[1]) free(MEM_K1_TO_K0(xfb[1]));
xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (m));
xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (m));
VIDEO_ClearFrameBuffer (m, xfb[0], COLOR_BLACK);
VIDEO_ClearFrameBuffer (m, xfb[1], COLOR_BLACK);
VIDEO_SetNextFramebuffer (xfb[0]);
VIDEO_SetPostRetraceCallback (ProperScanPADS);
VIDEO_SetBlack (0);
VIDEO_Flush ();
VIDEO_WaitVSync ();
if (m->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync();
else while (VIDEO_GetNextField()) VIDEO_WaitVSync();
// setup the fifo and then init GX
if(gp_fifo == NULL) {
gp_fifo = MEM_K0_TO_K1 (memalign (32, DEFAULT_FIFO_SIZE));
memset (gp_fifo, 0, DEFAULT_FIFO_SIZE);
GX_Init (gp_fifo, DEFAULT_FIFO_SIZE);
}
// clears the bg to color and clears the z buffer
GX_SetCopyClear ((GXColor) {0, 0, 0, 0xFF}, GX_MAX_Z24);
// init viewport
GX_SetViewport (0, 0, m->fbWidth, m->efbHeight, 0, 1);
// Set the correct y scaling for efb->xfb copy operation
GX_SetDispCopyYScale ((f32) m->xfbHeight / (f32) m->efbHeight);
GX_SetDispCopySrc (0, 0, m->fbWidth, m->efbHeight);
GX_SetDispCopyDst (m->fbWidth, m->xfbHeight);
GX_SetCopyFilter (m->aa, m->sample_pattern, GX_TRUE, m->vfilter);
GX_SetFieldMode (m->field_rendering, ((m->viHeight == 2 * m->xfbHeight) ? GX_ENABLE : GX_DISABLE));
if (m->aa)
GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
else
GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
GX_SetCullMode (GX_CULL_NONE); // default in rsp init
GX_CopyDisp (xfb[0], GX_TRUE); // This clears the efb
GX_CopyDisp (xfb[0], GX_TRUE); // This clears the xfb
}
/****************************************************************************
* ResetVideo_Menu
*
* Reset the video/rendering mode for the menu
****************************************************************************/
void
ResetVideo_Menu()
{
Mtx44 p;
f32 yscale;
u32 xfbHeight;
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, -200.0F);
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);
}
static int drawgx_window_create(sdl_window_info *window, int width, int height)
{
sdl_info *sdl = window->dxdata;
u32 xfbHeight;
f32 yscale;
Mtx44 perspective;
Mtx GXmodelView2D;
GXColor background = {0, 0, 0, 0xff};
currfb = 0;
// allocate memory for our structures
sdl = malloc(sizeof(*sdl));
memset(sdl, 0, sizeof(*sdl));
window->dxdata = sdl;
sdl->scale_mode = &scale_modes[window->scale_mode];
sdl->extra_flags = (window->fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE);
sdl->extra_flags |= sdl->scale_mode->extra_flags;
/*sdl->sdlsurf = SDL_SetVideoMode(width, height,
0, SDL_SWSURFACE | SDL_ANYFORMAT | sdl->extra_flags);*/
//sdl->sdlsurf = SDL_SetVideoMode(640, 480, 32, SDL_DOUBLEBUF);
//if (!sdl->sdlsurf)
// return 1;
window->width = gx_screenWidth();//sdl->sdlsurf->w;
window->height = 480;//sdl->sdlsurf->h;
sdl->safe_hofs = (window->width - window->width * options_get_float(mame_options(), SDLOPTVAL_SAFEAREA)) / 2;
sdl->safe_vofs = (window->height - window->height * options_get_float(mame_options(), SDLOPTVAL_SAFEAREA)) / 2;
/*if (sdl->scale_mode->is_yuv)
yuv_overlay_init(window);*/
sdl->yuv_lookup = NULL;
sdl->blittimer = 0;
//if (is_inited) return 0;
//is_inited = 1;
//drawgx_yuv_init(sdl);
//SDL_QuitSubSystem(SDL_INIT_VIDEO);
if (is_inited) return 0;
is_inited = 1;
VIDEO_Init();
VIDEO_SetBlack(true);
vmode = VIDEO_GetPreferredMode(NULL);
switch (vmode->viTVMode >> 2)
{
case VI_PAL:
vmode = &TVPal574IntDfScale;
vmode->xfbHeight = 480;
vmode->viYOrigin = (VI_MAX_HEIGHT_PAL - 480)/2;
vmode->viHeight = 480;
break;
case VI_NTSC:
break;
default:
break;
}
VIDEO_Configure(vmode);
xfb[0] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(vmode));
xfb[1] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(vmode));
VIDEO_ClearFrameBuffer(vmode, xfb[0], COLOR_BLACK);
VIDEO_ClearFrameBuffer(vmode, xfb[1], COLOR_BLACK);
VIDEO_SetNextFramebuffer(xfb[currfb]);
VIDEO_Flush();
VIDEO_WaitVSync();
if (vmode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync();
else while (VIDEO_GetNextField()) VIDEO_WaitVSync();
gp_fifo = memalign(32, DEFAULT_FIFO_SIZE);
memset(gp_fifo, 0, DEFAULT_FIFO_SIZE);
GX_Init(gp_fifo, DEFAULT_FIFO_SIZE);
atexit(drawgx_shutdown);
GX_SetCopyClear(background, 0x00ffffff);
// other gx setup
GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1);
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);
GX_SetCullMode(GX_CULL_NONE);
GX_CopyDisp(xfb[currfb],GX_TRUE);
GX_SetDispCopyGamma(GX_GM_1_0);
GX_SetNumChans(1);
GX_SetNumTexGens(1);
GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
GX_SetAlphaUpdate(GX_TRUE);
GX_SetColorUpdate(GX_TRUE);
guOrtho(perspective,0,479,0,gx_screenWidth()-1,0,300);
GX_LoadProjectionMtx(perspective, GX_ORTHOGRAPHIC);
guMtxIdentity(GXmodelView2D);
guMtxTransApply (GXmodelView2D, GXmodelView2D, 0.0F, 0.0F, -5.0F);
GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0);
GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1);
GX_InvVtxCache();
GX_ClearVtxDesc();
GX_InvalidateTexAll();
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XY, GX_F32, 0);
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
VIDEO_SetBlack(false);
GX_InitTexObj(&blankTex, blanktex, 1, 1, GX_TF_RGB5A3, GX_CLAMP, GX_CLAMP, GX_FALSE);
return 0;
}