public ShaderHeader(IGpuAccessor gpuAccessor, ulong address)
{
ReadOnlySpan <int> header = MemoryMarshal.Cast <ulong, int>(gpuAccessor.GetCode(address, 0x50));
int commonWord0 = header[0];
int commonWord1 = header[1];
int commonWord2 = header[2];
int commonWord3 = header[3];
int commonWord4 = header[4];
SphType = commonWord0.Extract(0, 5);
Version = commonWord0.Extract(5, 5);
Stage = (ShaderStage)commonWord0.Extract(10, 4);
// Invalid.
if (Stage == ShaderStage.Compute)
{
Stage = ShaderStage.Vertex;
}
MrtEnable = commonWord0.Extract(14);
KillsPixels = commonWord0.Extract(15);
DoesGlobalStore = commonWord0.Extract(16);
SassVersion = commonWord0.Extract(17, 4);
GpPassthrough = commonWord0.Extract(24);
DoesLoadOrStore = commonWord0.Extract(26);
DoesFp64 = commonWord0.Extract(27);
StreamOutMask = commonWord0.Extract(28, 4);
ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);
PerPatchAttributeCount = commonWord1.Extract(24, 8);
ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);
ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);
ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);
OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);
MaxOutputVertexCount = commonWord4.Extract(0, 12);
StoreReqStart = commonWord4.Extract(12, 8);
StoreReqEnd = commonWord4.Extract(24, 8);
ImapTypes = new ImapPixelType[32];
for (int i = 0; i < 32; i++)
{
byte imap = (byte)(header[6 + (i >> 2)] >> ((i & 3) * 8));
ImapTypes[i] = new ImapPixelType(
(PixelImap)((imap >> 0) & 3),
(PixelImap)((imap >> 2) & 3),
(PixelImap)((imap >> 4) & 3),
(PixelImap)((imap >> 6) & 3));
}
int type2OmapTarget = header[18];
int type2Omap = header[19];
OmapTargets = type2OmapTarget;
OmapSampleMask = type2Omap.Extract(0);
OmapDepth = type2Omap.Extract(1);
}
public ShaderHeader(IGpuAccessor gpuAccessor, ulong address)
{
int commonWord0 = gpuAccessor.MemoryRead <int>(address + 0);
int commonWord1 = gpuAccessor.MemoryRead <int>(address + 4);
int commonWord2 = gpuAccessor.MemoryRead <int>(address + 8);
int commonWord3 = gpuAccessor.MemoryRead <int>(address + 12);
int commonWord4 = gpuAccessor.MemoryRead <int>(address + 16);
SphType = commonWord0.Extract(0, 5);
Version = commonWord0.Extract(5, 5);
Stage = (ShaderStage)commonWord0.Extract(10, 4);
// Invalid.
if (Stage == ShaderStage.Compute)
{
Stage = ShaderStage.Vertex;
}
MrtEnable = commonWord0.Extract(14);
KillsPixels = commonWord0.Extract(15);
DoesGlobalStore = commonWord0.Extract(16);
SassVersion = commonWord0.Extract(17, 4);
GpPassthrough = commonWord0.Extract(24);
DoesLoadOrStore = commonWord0.Extract(26);
DoesFp64 = commonWord0.Extract(27);
StreamOutMask = commonWord0.Extract(28, 4);
ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);
PerPatchAttributeCount = commonWord1.Extract(24, 8);
ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);
ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);
ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);
OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);
MaxOutputVertexCount = commonWord4.Extract(0, 12);
StoreReqStart = commonWord4.Extract(12, 8);
StoreReqEnd = commonWord4.Extract(24, 8);
ImapTypes = new ImapPixelType[32];
for (ulong i = 0; i < 32; i++)
{
byte imap = gpuAccessor.MemoryRead <byte>(address + 0x18 + i);
ImapTypes[i] = new ImapPixelType(
(PixelImap)((imap >> 0) & 3),
(PixelImap)((imap >> 2) & 3),
(PixelImap)((imap >> 4) & 3),
(PixelImap)((imap >> 6) & 3));
}
int type2OmapTarget = gpuAccessor.MemoryRead <int>(address + 0x48);
int type2Omap = gpuAccessor.MemoryRead <int>(address + 0x4c);
OmapTargets = new OmapTarget[8];
for (int offset = 0; offset < OmapTargets.Length * 4; offset += 4)
{
OmapTargets[offset >> 2] = new OmapTarget(
type2OmapTarget.Extract(offset + 0),
type2OmapTarget.Extract(offset + 1),
type2OmapTarget.Extract(offset + 2),
type2OmapTarget.Extract(offset + 3));
}
OmapSampleMask = type2Omap.Extract(0);
OmapDepth = type2Omap.Extract(1);
}
public ShaderHeader(ReadOnlySpan <byte> code)
{
ReadOnlySpan <int> header = MemoryMarshal.Cast <byte, int>(code);
int commonWord0 = header[0];
int commonWord1 = header[1];
int commonWord2 = header[2];
int commonWord3 = header[3];
int commonWord4 = header[4];
SphType = commonWord0.Extract(0, 5);
Version = commonWord0.Extract(5, 5);
Stage = (ShaderStage)commonWord0.Extract(10, 4);
// Invalid.
if (Stage == ShaderStage.Compute)
{
Stage = ShaderStage.Vertex;
}
MrtEnable = commonWord0.Extract(14);
KillsPixels = commonWord0.Extract(15);
DoesGlobalStore = commonWord0.Extract(16);
SassVersion = commonWord0.Extract(17, 4);
DoesLoadOrStore = commonWord0.Extract(26);
DoesFp64 = commonWord0.Extract(27);
StreamOutMask = commonWord0.Extract(28, 4);
ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);
PerPatchAttributeCount = commonWord1.Extract(24, 8);
ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);
ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);
ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);
OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);
MaxOutputVertexCount = commonWord4.Extract(0, 12);
StoreReqStart = commonWord4.Extract(12, 8);
StoreReqEnd = commonWord4.Extract(24, 8);
ImapTypes = new ImapPixelType[32];
for (int i = 0; i < 8; i++)
{
for (int j = 0; j < 4; j++)
{
byte imap = (byte)(header[6 + i] >> (j * 8));
ImapTypes[i * 4 + j] = new ImapPixelType(
(PixelImap)((imap >> 0) & 3),
(PixelImap)((imap >> 2) & 3),
(PixelImap)((imap >> 4) & 3),
(PixelImap)((imap >> 6) & 3));
}
}
int type2OmapTarget = header[18];
int type2Omap = header[19];
OmapTargets = new OmapTarget[8];
for (int offset = 0; offset < OmapTargets.Length * 4; offset += 4)
{
OmapTargets[offset >> 2] = new OmapTarget(
type2OmapTarget.Extract(offset + 0),
type2OmapTarget.Extract(offset + 1),
type2OmapTarget.Extract(offset + 2),
type2OmapTarget.Extract(offset + 3));
}
OmapSampleMask = type2Omap.Extract(0);
OmapDepth = type2Omap.Extract(1);
}