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video tweak

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This commit is contained in:
dborth 2008-09-26 01:01:08 +00:00
parent c711145d1d
commit f743ba405a
3 changed files with 50 additions and 48 deletions
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1
source/ngc/vba.cpp
View File

@ -65,6 +65,7 @@ int main()
int selectedMenu = -1;
InitialiseVideo();
GX_Start();
// Initialise freetype font system
if (FT_Init ())

96
source/ngc/video.cpp
View File

@ -21,24 +21,23 @@
/*** External 2D Video ***/
/*** 2D Video Globals ***/
GXRModeObj *vmode; /*** Graphics Mode Object ***/
unsigned int *xfb[2]; /*** Framebuffers ***/
int whichfb = 0; /*** Frame buffer toggle ***/
GXRModeObj *vmode = NULL; // Graphics Mode Object
unsigned int *xfb[2]; // Framebuffers
int whichfb = 0; // Frame buffer toggle
int screenheight;
/*** 3D GX ***/
#define DEFAULT_FIFO_SIZE ( 256 * 1024 )
static u8 gp_fifo[DEFAULT_FIFO_SIZE] ATTRIBUTE_ALIGN(32);
static u8 *gp_fifo;
/*** Texture memory ***/
static u8 *texturemem;
static u8 *texturemem = NULL;
static int texturesize;
GXTexObj texobj;
static Mtx view;
static int vwidth, vheight, oldvwidth, oldvheight;
unsigned int copynow = GX_FALSE;
#define HASPECT 80
#define VASPECT 45
@ -72,6 +71,43 @@ static camera cam = { {0.0F, 0.0F, 0.0F},
{0.0F, 0.0F, -0.5F}
};
/****************************************************************************
* Initialise Video
*
* Before doing anything in libogc, it's recommended to configure a video
* output.
****************************************************************************/
void InitialiseVideo ()
{
// Start VIDEO Subsystem
VIDEO_Init();
vmode = VIDEO_GetPreferredMode(NULL);
VIDEO_Configure(vmode);
screenheight = vmode->xfbHeight;
xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
VIDEO_SetNextFramebuffer(xfb[0]);
VIDEO_SetBlack(FALSE);
// set timings in VI to PAL60
/*u32 *vreg = (u32 *)0xCC002000;
for (int i = 0; i < 64; i++ )
vreg[i] = vpal60[i];*/
VIDEO_Flush();
VIDEO_WaitVSync();
if(vmode->viTVMode & VI_NON_INTERLACE)
VIDEO_WaitVSync();
VIDEO_SetPostRetraceCallback((VIRetraceCallback)UpdatePadsCB);
VIDEO_SetNextFramebuffer(xfb[0]);
}
/****************************************************************************
* StartGX
****************************************************************************/
@ -85,7 +121,7 @@ void GX_Start()
memset(&gp_fifo, 0, DEFAULT_FIFO_SIZE);
/*** Initialise GX ***/
GX_Init(&gp_fifo, DEFAULT_FIFO_SIZE);
GX_Init(gp_fifo, DEFAULT_FIFO_SIZE);
GX_SetCopyClear(gxbackground, 0x00ffffff);
GX_SetViewport(0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
@ -93,8 +129,7 @@ void GX_Start()
GX_SetScissor(0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopySrc(0, 0, vmode->fbWidth, vmode->efbHeight);
GX_SetDispCopyDst(vmode->fbWidth, vmode->xfbHeight);
GX_SetCopyFilter(vmode->aa, vmode->sample_pattern, GX_TRUE,
vmode->vfilter);
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));
@ -121,43 +156,6 @@ UpdatePadsCB ()
PAD_ScanPads();
}
/****************************************************************************
* Initialise Video
*
* Before doing anything in libogc, it's recommended to configure a video
* output.
****************************************************************************/
void InitialiseVideo ()
{
/*** Start VIDEO Subsystem ***/
VIDEO_Init();
vmode = VIDEO_GetPreferredMode(NULL);
VIDEO_Configure(vmode);
screenheight = vmode->xfbHeight;
xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
VIDEO_SetNextFramebuffer(xfb[0]);
VIDEO_SetBlack(FALSE);
// set timings in VI to PAL60
/*u32 *vreg = (u32 *)0xCC002000;
for (int i = 0; i < 64; i++ )
vreg[i] = vpal60[i];*/
VIDEO_Flush();
VIDEO_WaitVSync();
if(vmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();
VIDEO_SetPostRetraceCallback((VIRetraceCallback)UpdatePadsCB);
VIDEO_SetNextFramebuffer(xfb[0]);
GX_Start();
}
/****************************************************************************
* Scaler Support Functions
****************************************************************************/
@ -218,8 +216,11 @@ void GX_Render_Init(int width, int height, int haspect, int vaspect)
/*** Allocate 32byte aligned texture memory ***/
texturesize = (width * height) * 2;
texturemem = (u8 *) memalign(32, texturesize);
if (texturemem)
free(texturemem);
texturemem = (u8 *) memalign(32, texturesize);
memset(texturemem, 0, texturesize);
/*** Setup for first call to scaler ***/
@ -307,7 +308,6 @@ void GX_Render(int width, int height, u8 * buffer, int pitch)
VIDEO_SetNextFramebuffer(xfb[whichfb]);
VIDEO_Flush();
//VIDEO_WaitVSync();
}

1
source/ngc/video.h
View File

@ -15,6 +15,7 @@
#define __GXHDR__
void InitialiseVideo ();
void GX_Start();
void GX_Render_Init(int width, int height, int haspect, int vaspect);
void GX_Render(int width, int height, u8 * buffer, int pitch);
void clearscreen (int colour = COLOR_BLACK);