Ejemplo n.º 1
0
void Surface::Set(u32 sw, u32 sh, const SurfaceFormat & fm)
{
    FreeSurface(*this);

#if SDL_VERSION_ATLEAST(2, 0, 0)
    surface = SDL_CreateRGBSurface(0, sw, sh, fm.depth, fm.rmask, fm.gmask, fm.bmask, fm.amask);
#else
    surface = SDL_CreateRGBSurface(SDL_SWSURFACE, sw, sh, fm.depth, fm.rmask, fm.gmask, fm.bmask, fm.amask);
#endif

    if(!surface)
	Error::Except(__FUNCTION__, SDL_GetError());

    if(8 == depth())
    {
	SetPalette();
	Fill(fm.ckey);
	SetColorKey(fm.ckey);
    }
    else
    if(amask())
    {
#if SDL_VERSION_ATLEAST(2, 0, 0)
	Fill(RGBA(0, 0, 0, 0)); // no color key only amask
#else
	Fill(RGBA(fm.ckey.r(), fm.ckey.g(), fm.ckey.b(), 0));
	SetColorKey(fm.ckey);
#endif
    }
    else
    if(fm.ckey.pack())
    {
	Fill(fm.ckey);
	SetColorKey(fm.ckey);
    }

    if(amask())
    {
#if SDL_VERSION_ATLEAST(2, 0, 0)
	SDL_SetSurfaceBlendMode(surface, SDL_BLENDMODE_BLEND);
#else
	SDL_SetAlpha(surface, SDL_SRCALPHA, 255);
#endif
    }
    else
    {
#if SDL_VERSION_ATLEAST(2, 0, 0)
	SDL_SetSurfaceBlendMode(surface, SDL_BLENDMODE_NONE);
#else
	SDL_SetAlpha(surface, 0, 0);
#endif
    }
}
static void __init
sx164_init_arch(void)
{
	/*
                                                          
                                  
                                                              
                                                        
                                                          
                       
  */
	struct percpu_struct *cpu = (struct percpu_struct*)
		((char*)hwrpb + hwrpb->processor_offset);

	if (amask(AMASK_MAX) != 0
	    && alpha_using_srm
	    && (cpu->pal_revision & 0xffff) <= 0x117) {
		__asm__ __volatile__(
		"lda	$16,8($31)\n"
		"call_pal 9\n"		/*                                   */
		".long  0x64000118\n\n"	/*                 */
		"ldah	$16,(1<<(19-16))($31)\n"
		"or	$0,$16,$0\n"	/*             */
		".long  0x74000118\n"	/*                 */
		"lda	$16,9($31)\n"
		"call_pal 9"		/*                      */
		: : : "$0", "$16");
		printk("PCA56 MVI set enabled\n");
	}
Ejemplo n.º 3
0
asmlinkage void
do_entArith(unsigned long summary, unsigned long write_mask,
	    struct pt_regs *regs)
{
	long si_code = FPE_FLTINV;
	siginfo_t info;

	if (summary & 1) {
		/* Software-completion summary bit is set, so try to
		   emulate the instruction.  If the processor supports
		   precise exceptions, we don't have to search.  */
		if (!amask(AMASK_PRECISE_TRAP))
			si_code = alpha_fp_emul(regs->pc - 4);
		else
			si_code = alpha_fp_emul_imprecise(regs, write_mask);
		if (si_code == 0)
			return;
	}
	die_if_kernel("Arithmetic fault", regs, 0, NULL);

	info.si_signo = SIGFPE;
	info.si_errno = 0;
	info.si_code = si_code;
	info.si_addr = (void __user *) regs->pc;
	send_sig_info(SIGFPE, &info, current);
}
Ejemplo n.º 4
0
static void __init
sx164_init_arch(void)
{
	/*
	 * OSF palcode v1.23 forgets to enable PCA56 Motion Video
	 * Instructions. Let's enable it.
	 * We have to check palcode revision because CSERVE interface
	 * is subject to change without notice. For example, it
	 * has been changed completely since v1.16 (found in MILO
	 * distribution). -ink
	 */
	struct percpu_struct *cpu = (struct percpu_struct*)
		((char*)hwrpb + hwrpb->processor_offset);

	if (amask(AMASK_MAX) != 0
	    && alpha_using_srm
	    && (cpu->pal_revision & 0xffff) <= 0x117) {
		__asm__ __volatile__(
		"lda	$16,8($31)\n"
		"call_pal 9\n"		/* Allow PALRES insns in kernel mode */
		".long  0x64000118\n\n"	/* hw_mfpr $0,icsr */
		"ldah	$16,(1<<(19-16))($31)\n"
		"or	$0,$16,$0\n"	/* set MVE bit */
		".long  0x74000118\n"	/* hw_mtpr $0,icsr */
		"lda	$16,9($31)\n"
		"call_pal 9"		/* Disable PALRES insns */
		: : : "$0", "$16");
		printk("PCA56 MVI set enabled\n");
	}
Ejemplo n.º 5
0
asmlinkage void
do_entArith(unsigned long summary, unsigned long write_mask,
	    struct pt_regs *regs)
{
	long si_code = FPE_FLTINV;
	siginfo_t info;

	if (summary & 1) {
		/*                                                  
                                                        
                                                   */
		if (!amask(AMASK_PRECISE_TRAP))
			si_code = alpha_fp_emul(regs->pc - 4);
		else
			si_code = alpha_fp_emul_imprecise(regs, write_mask);
		if (si_code == 0)
			return;
	}
	die_if_kernel("Arithmetic fault", regs, 0, NULL);

	info.si_signo = SIGFPE;
	info.si_errno = 0;
	info.si_code = si_code;
	info.si_addr = (void __user *) regs->pc;
	send_sig_info(SIGFPE, &info, current);
}
Ejemplo n.º 6
0
asmlinkage void
do_entArith(unsigned long summary, unsigned long write_mask,
	    unsigned long a2, unsigned long a3, unsigned long a4,
	    unsigned long a5, struct pt_regs regs)
{
	if (summary & 1) {
		/* Software-completion summary bit is set, so try to
		   emulate the instruction.  */
		if (!amask(AMASK_PRECISE_TRAP)) {
			/* 21264 (except pass 1) has precise exceptions.  */
			if (alpha_fp_emul(regs.pc - 4))
				return;
		} else {
			if (alpha_fp_emul_imprecise(&regs, write_mask))
				return;
		}
	}

#if 0
	printk("%s: arithmetic trap at %016lx: %02lx %016lx\n",
		current->comm, regs.pc, summary, write_mask);
#endif
	die_if_kernel("Arithmetic fault", &regs, 0, 0);
	send_sig(SIGFPE, current, 1);
}
Ejemplo n.º 7
0
/* format surface */
void Surface::SetDisplayFormat(void)
{
    if(surface)
    {
	SDL_Surface *osurface = surface;
	surface = amask() ? SDL_DisplayFormatAlpha(osurface) : SDL_DisplayFormat(osurface);
	if(osurface) SDLFreeSurface(osurface);
    }
}
Ejemplo n.º 8
0
/* set color key */
void Surface::SetDefaultColorKey(void)
{
    if(isValid())
    {
	const u32 clkey = amask() ? SDL_MapRGBA(surface->format, 0xFF, 0, 0xFF, 0) : 
				    SDL_MapRGB(surface->format, 0xFF, 0, 0xFF);
	Fill(clkey);
	SetColorKey(clkey);
    }
}
Ejemplo n.º 9
0
u32 Surface::GetColorKey(void) const
{
#if SDL_VERSION_ATLEAST(2, 0, 0)
    if(isValid() && ! amask())
    {
        u32 res = 0;
        SDL_GetColorKey(surface, &res);
        return res;
    }
    return 0;
#else
    return isValid() && (surface->flags & SDL_SRCCOLORKEY) ? surface->format->colorkey : 0;
#endif
}
Ejemplo n.º 10
0
RGBA Surface::GetRGB(u32 pixel) const
{
    u8 r = 0;
    u8 g = 0;
    u8 b = 0;
    u8 a = 0;

    if(amask())
    {
	SDL_GetRGBA(pixel, surface->format, &r, &g, &b, &a);
	return RGBA(r, g, b, a);
    }

    SDL_GetRGB(pixel, surface->format, &r, &g, &b);
    return RGBA(r, g, b);
}
Ejemplo n.º 11
0
av_cold void ff_idctdsp_init_alpha(IDCTDSPContext *c, AVCodecContext *avctx,
                                   unsigned high_bit_depth)
{
    /* amask clears all bits that correspond to present features.  */
    if (amask(AMASK_MVI) == 0) {
        c->put_pixels_clamped = put_pixels_clamped_mvi_asm;
        c->add_pixels_clamped = add_pixels_clamped_mvi_asm;
    }

    put_pixels_clamped_axp_p = c->put_pixels_clamped;
    add_pixels_clamped_axp_p = c->add_pixels_clamped;

    if (!high_bit_depth && !avctx->lowres &&
        (avctx->idct_algo == FF_IDCT_AUTO ||
         avctx->idct_algo == FF_IDCT_SIMPLEALPHA)) {
        c->idct_put = ff_simple_idct_put_axp;
        c->idct_add = ff_simple_idct_add_axp;
        c->idct =     ff_simple_idct_axp;
    }
}
Ejemplo n.º 12
0
void Surface::GetRGB(u32 pixel, u8 *r, u8 *g, u8 *b, u8 *a) const
{
    return amask() && a ? SDL_GetRGBA(pixel, surface->format, r, g, b, a) : SDL_GetRGB(pixel, surface->format, r, g, b);
}
Ejemplo n.º 13
0
u32 Surface::MapRGB(u8 r, u8 g, u8 b, u8 a) const
{
    return amask() ? SDL_MapRGBA(surface->format, r, g, b, a) : SDL_MapRGB(surface->format, r, g, b);
}
Ejemplo n.º 14
0
u32 Surface::MapRGB(const RGBA & color) const
{
    return amask() ? SDL_MapRGBA(surface->format, color.r(), color.g(), color.b(), color.a()) : SDL_MapRGB(surface->format, color.r(), color.g(), color.b());
}