public CPUx86()
{
EIP = new Register32Bit("EIP", 0, RegisterType.InstructionPointer, false);
EFLAGS = new FlagsRegister();
EAX = new GeneralPurposeRegister("EAX", 0);
EBX = new GeneralPurposeRegister("EBX", 1);
ECX = new GeneralPurposeRegister("ECX", 2);
EDX = new GeneralPurposeRegister("EDX", 3);
ESP = new GeneralPurposeRegister("ESP", 4);
EBP = new GeneralPurposeRegister("EBP", 5);
ESI = new GeneralPurposeRegister("ESI", 6);
EDI = new GeneralPurposeRegister("EDI", 7);
CR0 = new CR0();
CR2 = new ControlRegister("CR2", 2);
CR3 = new ControlRegister("CR3", 3);
CR4 = new ControlRegister("CR3", 4);
AX = new Legacy16BitRegister("AX", EAX);
BX = new Legacy16BitRegister("BX", EBX);
CX = new Legacy16BitRegister("CX", ECX);
DX = new Legacy16BitRegister("DX", EDX);
SI = new Legacy16BitRegister("SI", ESI);
DI = new Legacy16BitRegister("DI", EDI);
BP = new Legacy16BitRegister("BP", EBP);
AL = new Legacy8BitLowRegister("AL", EAX);
BL = new Legacy8BitLowRegister("BL", EBX);
CL = new Legacy8BitLowRegister("CL", ECX);
DL = new Legacy8BitLowRegister("DL", EDX);
AH = new Legacy8BitHighRegister("AH", EAX);
BH = new Legacy8BitHighRegister("BH", EBX);
CH = new Legacy8BitHighRegister("CH", ECX);
DH = new Legacy8BitHighRegister("DH", EDX);
XMM0 = new RegisterFloatingPoint("XMM0", 0, RegisterType.FloatingPoint);
XMM1 = new RegisterFloatingPoint("XMM1", 1, RegisterType.FloatingPoint);
XMM2 = new RegisterFloatingPoint("XMM2", 2, RegisterType.FloatingPoint);
XMM3 = new RegisterFloatingPoint("XMM3", 3, RegisterType.FloatingPoint);
XMM4 = new RegisterFloatingPoint("XMM4", 4, RegisterType.FloatingPoint);
XMM5 = new RegisterFloatingPoint("XMM5", 5, RegisterType.FloatingPoint);
XMM6 = new RegisterFloatingPoint("XMM6", 6, RegisterType.FloatingPoint);
XMM7 = new RegisterFloatingPoint("XMM7", 7, RegisterType.FloatingPoint);
ST0 = new RegisterFloatingPoint("ST0", -1, RegisterType.FloatingPoint);
CS = new SegmentRegister("CS", 0);
DS = new SegmentRegister("DS", 1);
ES = new SegmentRegister("ES", 2);
FS = new SegmentRegister("FS", 3);
GS = new SegmentRegister("GS", 4);
SS = new SegmentRegister("SS", 5);
Reset();
}
public CPUx86()
{
EIP = new Register32Bit("EIP", 0, RegisterType.InstructionPointer, false);
EFLAGS = new FlagsRegister();
EAX = new GeneralPurposeRegister("EAX", 0);
EBX = new GeneralPurposeRegister("EBX", 1);
ECX = new GeneralPurposeRegister("ECX", 2);
EDX = new GeneralPurposeRegister("EDX", 3);
ESP = new GeneralPurposeRegister("ESP", 4);
EBP = new GeneralPurposeRegister("EBP", 5);
ESI = new GeneralPurposeRegister("ESI", 6);
EDI = new GeneralPurposeRegister("EDI", 7);
CR0 = new CR0();
CR2 = new ControlRegister("CR2", 2);
CR3 = new ControlRegister("CR3", 3);
CR4 = new ControlRegister("CR3", 4);
AX = new Legacy16BitRegister("AX", EAX);
BX = new Legacy16BitRegister("BX", EBX);
CX = new Legacy16BitRegister("CX", ECX);
DX = new Legacy16BitRegister("DX", EDX);
SI = new Legacy16BitRegister("SI", ESI);
DI = new Legacy16BitRegister("DI", EDI);
BP = new Legacy16BitRegister("BP", EBP);
AL = new Legacy8BitLowRegister("AL", EAX);
BL = new Legacy8BitLowRegister("BL", EBX);
CL = new Legacy8BitLowRegister("CL", ECX);
DL = new Legacy8BitLowRegister("DL", EDX);
AH = new Legacy8BitHighRegister("AH", EAX);
BH = new Legacy8BitHighRegister("BH", EBX);
CH = new Legacy8BitHighRegister("CH", ECX);
DH = new Legacy8BitHighRegister("DH", EDX);
XMM0 = new RegisterFloatingPoint("XMM0", 0, RegisterType.FloatingPoint);
XMM1 = new RegisterFloatingPoint("XMM1", 1, RegisterType.FloatingPoint);
XMM2 = new RegisterFloatingPoint("XMM2", 2, RegisterType.FloatingPoint);
XMM3 = new RegisterFloatingPoint("XMM3", 3, RegisterType.FloatingPoint);
XMM4 = new RegisterFloatingPoint("XMM4", 4, RegisterType.FloatingPoint);
XMM5 = new RegisterFloatingPoint("XMM5", 5, RegisterType.FloatingPoint);
XMM6 = new RegisterFloatingPoint("XMM6", 6, RegisterType.FloatingPoint);
XMM7 = new RegisterFloatingPoint("XMM7", 7, RegisterType.FloatingPoint);
ST0 = new RegisterFloatingPoint("ST0", -1, RegisterType.FloatingPoint);
CS = new SegmentRegister("CS", 0);
DS = new SegmentRegister("DS", 1);
ES = new SegmentRegister("ES", 2);
FS = new SegmentRegister("FS", 3);
GS = new SegmentRegister("GS", 4);
SS = new SegmentRegister("SS", 5);
Reset();
}
internal void Assign(OpcodeInfo opcodeInfo, IntPtr rawCodes, Processor processor, uint ip)
{
base.Assign(opcodeInfo, rawCodes, processor.CS, ip, processor.GlobalSize != 0);
this.EAX = (uint)processor.EAX;
this.EBX = (uint)processor.EBX;
this.ECX = (uint)processor.ECX;
this.EDX = (uint)processor.EDX;
this.ESI = processor.ESI;
this.EDI = processor.EDI;
this.EBP = processor.EBP;
this.DS = processor.DS;
this.ES = processor.ES;
this.FS = processor.FS;
this.GS = processor.GS;
this.SS = processor.SS;
this.ESP = processor.ESP;
this.Flags = processor.Flags.Value & ~EFlags.Reserved1;
this.CR0 = processor.CR0;
}
public bool intersection_RayObject(V3 R0, V3 Rd, out V3 P, out V3 N, out float t)
{
V3 CR0;
float A, B, C, delta, t1, t2;
P = new V3(0, 0, 0);
N = new V3(0, 0, 0);
t = -1;
CR0 = R0 - Center;
// (t^2) rd^2 + 2*t*rd*b +b^2 = R^2
A = Rd.Norme2();
B = 2f * V3.prod_scal(ref Rd, ref CR0);
C = CR0.Norme2() - (R * R);
delta = (B * B) - (4 * A * C);
if (delta < 0)
{
return(false);
}
t1 = (-B + (float)Math.Sqrt(delta)) / (2 * A);
t2 = (-B - (float)Math.Sqrt(delta)) / (2 * A);
t = (t1 > 0 && t1 < t2) ? t1 : t2;
if (t < MIN_DISTANCE)
{
return(false);
}
P = R0 + t * Rd;
N = getPixelSphereNormal(P);
return(true);
}
