Esempio n. 1
0
File: tdfx.c Progetto: uiv/Lerdu
static bool tdfxFillTriangle2D( void *drv, void *dev, DFBTriangle *tri )
{
    TDFXDriverData *tdrv     = (TDFXDriverData*) drv;
    TDFXDeviceData *tdev     = (TDFXDeviceData*) dev;
    Voodoo2D       *voodoo2D = tdrv->voodoo2D;

    tdfx_waitfifo( tdrv, tdev, 7 );

    dfb_sort_triangle( tri );

    voodoo2D->srcXY = ((tri->y1 & 0x1FFF) << 16) | (tri->x1 & 0x1FFF);
    voodoo2D->command = 8 | (1 << 8) | (0xCC << 24);

    if (tri->x2 < tri->x3) {
        voodoo2D->launchArea[0] = ((tri->y2 & 0x1FFF) << 16) | (tri->x2 & 0x1FFF);
        voodoo2D->launchArea[1] = ((tri->y3 & 0x1FFF) << 16) | (tri->x3 & 0x1FFF);
        voodoo2D->launchArea[2] = ((tri->y2 & 0x1FFF) << 16) | (tri->x2 & 0x1FFF);

    } else {
        voodoo2D->launchArea[0] = ((tri->y3 & 0x1FFF) << 16) | (tri->x3 & 0x1FFF);
        voodoo2D->launchArea[1] = ((tri->y2 & 0x1FFF) << 16) | (tri->x2 & 0x1FFF);
        voodoo2D->launchArea[2] = ((tri->y3 & 0x1FFF) << 16) | (tri->x3 & 0x1FFF);

    }

    return true;
}
Esempio n. 2
0
File: tdfx.c Progetto: uiv/Lerdu
static bool tdfxFillTriangle3D( void *drv, void *dev, DFBTriangle *tri )
{
    TDFXDriverData *tdrv     = (TDFXDriverData*) drv;
    TDFXDeviceData *tdev     = (TDFXDeviceData*) dev;
    Voodoo3D       *voodoo3D = tdrv->voodoo3D;

    tdfx_waitfifo( tdrv, tdev, 7 );

    dfb_sort_triangle( tri );

    voodoo3D->vertexAx = S12_4(tri->x1);
    voodoo3D->vertexAy = S12_4(tri->y1);

    voodoo3D->vertexBx = S12_4(tri->x2);
    voodoo3D->vertexBy = S12_4(tri->y2);

    voodoo3D->vertexCx = S12_4(tri->x3);
    voodoo3D->vertexCy = S12_4(tri->y3);

    voodoo3D->triangleCMD = (1 << 31);

    voodoo3D->triangleCMD = 0;

    return true;
}
Esempio n. 3
0
static bool
i810FillTriangle( void *drv, void *dev, DFBTriangle *tri)
{
	I810DriverData *i810drv = (I810DriverData *) drv;
	I810DeviceData *i810dev = (I810DeviceData *) dev;
	bool err = true;

	dfb_sort_triangle(tri);
	
	if (tri->y3 - tri->y1 > 0)
		err = i810fill_tri(tri, i810drv, i810dev);

	return err;
}