C++ (Cpp) GSPGPU_ReadHWRegs Examples

Example #1

File: main.c Project: Jeflux/3DSC

void disableBacklight() {
	u32 off = 0;

	GSPGPU_ReadHWRegs(REG_LCDBACKLIGHTMAIN, &brightnessMain, 4);
	GSPGPU_ReadHWRegs(REG_LCDBACKLIGHTSUB, &brightnessSub, 4);

	GSPGPU_WriteHWRegs(REG_LCDBACKLIGHTMAIN, &off, 4);
	GSPGPU_WriteHWRegs(REG_LCDBACKLIGHTSUB, &off, 4);
}

Example #2

File: main.c Project: Tybus/3Dfrogr

void gspGpuInit()
{
	gspInit();

	GSPGPU_AcquireRight(NULL, 0x0);
	GSPGPU_SetLcdForceBlack(NULL, 0x0);

	//set subscreen to blue
	u32 regData=0x01FF0000;
	GSPGPU_WriteHWRegs(NULL, 0x202A04, &regData, 4);

	//grab main left screen framebuffer addresses
	GSPGPU_ReadHWRegs(NULL, 0x400468, (u32*)&topLeftFramebuffers, 8);

	//convert PA to VA (assuming FB in VRAM)
	topLeftFramebuffers[0]+=0x7000000;
	topLeftFramebuffers[1]+=0x7000000;

	//setup our gsp shared mem section
	u8 threadID;
	svc_createEvent(&gspEvent, 0x0);
	GSPGPU_RegisterInterruptRelayQueue(NULL, gspEvent, 0x1, &gspSharedMemHandle, &threadID);
	svc_mapMemoryBlock(gspSharedMemHandle, 0x10002000, 0x3, 0x10000000);

	//map GSP heap
	svc_controlMemory((u32*)&gspHeap, 0x0, 0x0, 0x2000000, 0x10003, 0x3);

	//wait until we can write stuff to it
	svc_waitSynchronization1(gspEvent, 0x55bcb0);

	//GSP shared mem : 0x2779F000
	gxCmdBuf=(u32*)(0x10002000+0x800+threadID*0x200);

	currentBuffer=0;
}

Example #3

File: main.c Project: Aliakr18/ctrulib

void swapBuffers()
{
	u32 regData;
	GSPGPU_ReadHWRegs(gspGpuHandle, 0x400478, (u8*)&regData, 4);
	regData^=1;
	currentBuffer=regData&1;
	GSPGPU_WriteHWRegs(gspGpuHandle, 0x400478, (u8*)&regData, 4);
}

Example #4

File: main.c Project: Tybus/3Dfrogr

void swapBuffers()
{
	u32 regData;
	GSPGPU_ReadHWRegs(NULL, 0x400478, &regData, 4);
	regData^=1;
	currentBuffer=regData&1;
	GSPGPU_WriteHWRegs(NULL, 0x400478, &regData, 4);
}