C++ (Cpp) FULLSCREEN_AddMode Beispiele

Beispiel #1

Datei: SDL_riscosFullScreenVideo.c Projekt: qtekfun/htcDesire820Kernel

void FULLSCREEN_BuildModeList(_THIS)
{
	_kernel_swi_regs regs;
	char *enumInfo = NULL;
	char *enum_ptr;
	int *blockInfo;
	int j;
	int num_modes;

	
	regs.r[0] = 2; 
	regs.r[2] = 0; 
	regs.r[6] = 0; 
	regs.r[7] = 0; 
	_kernel_swi(OS_ScreenMode, &regs, &regs);

    num_modes = -regs.r[2];

	
	this->info.video_mem = regs.r[5]/1024;

	enumInfo = (unsigned char *)SDL_malloc(-regs.r[7]);
	if (enumInfo == NULL)
	{
		SDL_OutOfMemory();
		return;
	}
	
	regs.r[2] = 0;
	regs.r[6] = (int)enumInfo;
	regs.r[7] = -regs.r[7];
	_kernel_swi(OS_ScreenMode, &regs, &regs);

	enum_ptr = enumInfo;

	for (j =0; j < num_modes;j++)
	{
		blockInfo = (int *)enum_ptr;
		if ((blockInfo[1] & 255) == 1) 
		{
			switch(blockInfo[4])
			{
			case 3: 
				FULLSCREEN_AddMode(this, 8, blockInfo[2], blockInfo[3]);
				break;
			case 4: 
				FULLSCREEN_AddMode(this, 15, blockInfo[2], blockInfo[3]);
				break;
			case 5: 
				FULLSCREEN_AddMode(this, 32, blockInfo[2], blockInfo[3]);
				break;
			}
		}

		enum_ptr += blockInfo[0];
	}

	SDL_free(enumInfo);
		
	
	for ( j=0; j<NUM_MODELISTS; ++j ) {
		if ( SDL_nummodes[j] > 0 ) {
			SDL_qsort(SDL_modelist[j], SDL_nummodes[j], sizeof *SDL_modelist[j], cmpmodes);
		}
	}
}

Beispiel #2

Datei: SDL_riscosFullScreenVideo.c Projekt: Goettsch/game-editor

/* Query for the list of available video modes */
void FULLSCREEN_BuildModeList(_THIS)
{
	_kernel_swi_regs regs;
	char *enumInfo = NULL;
	char *enum_ptr;
	int *blockInfo;
	int j;
	int num_modes;

	/* Find out how much space we need */
	regs.r[0] = 2; /* Reason code */
	regs.r[2] = 0; /* Number of modes to skip */
	regs.r[6] = 0; /* pointer to block or 0 for count */
	regs.r[7] = 0; /* Size of block in bytes */
	_kernel_swi(OS_ScreenMode, &regs, &regs);

    num_modes = -regs.r[2];

	/* Video memory should be in r[5] */
	this->info.video_mem = regs.r[5]/1024;

	enumInfo = (unsigned char *)malloc(-regs.r[7]);
	if (enumInfo == NULL)
	{
		SDL_OutOfMemory();
		return;
	}
	/* Read mode information into block */
	regs.r[2] = 0;
	regs.r[6] = (int)enumInfo;
	regs.r[7] = -regs.r[7];
	_kernel_swi(OS_ScreenMode, &regs, &regs);

	enum_ptr = enumInfo;

	for (j =0; j < num_modes;j++)
	{
		blockInfo = (int *)enum_ptr;
		if ((blockInfo[1] & 255) == 1) /* We understand this format */
		{
			switch(blockInfo[4])
			{
			case 3: /* 8 bits per pixel */
				FULLSCREEN_AddMode(this, 8, blockInfo[2], blockInfo[3]);
				break;
			case 4: /* 15 bits per pixel */
				FULLSCREEN_AddMode(this, 15, blockInfo[2], blockInfo[3]);
				break;
			case 5: /* 32 bits per pixel */
				FULLSCREEN_AddMode(this, 32, blockInfo[2], blockInfo[3]);
				break;
			}
		}

		enum_ptr += blockInfo[0];
	}

	free(enumInfo);
		
	/* Sort the mode lists */
	for ( j=0; j<NUM_MODELISTS; ++j ) {
		if ( SDL_nummodes[j] > 0 ) {
			qsort(SDL_modelist[j], SDL_nummodes[j], sizeof *SDL_modelist[j], cmpmodes);
		}
	}
}