public DebugValue(bool b)
{
this.valueType = DebugValueType.Bool;
this.intValue = b ? 1 : 0;
this.floatValue = b ? 1.0f : 0.0f;
this.boolValue = b;
}
public DebugValue(float f)
{
this.valueType = DebugValueType.Float;
this.intValue = (int)f;
this.floatValue = f;
this.boolValue = (f != 0.0f);
}
private int DebugValueTypeToElemSize(DebugValueType type)
{
switch (type)
{
case DebugValueType.TypeUint:
case DebugValueType.TypeInt:
case DebugValueType.TypeFloat:
case DebugValueType.TypeBool:
return(1);
case DebugValueType.TypeUint2:
case DebugValueType.TypeInt2:
case DebugValueType.TypeFloat2:
return(2);
case DebugValueType.TypeUint3:
case DebugValueType.TypeInt3:
case DebugValueType.TypeFloat3:
return(3);
case DebugValueType.TypeUint4:
case DebugValueType.TypeInt4:
case DebugValueType.TypeFloat4:
return(4);
default:
return(0);
}
}
public DebugValue(int i)
{
this.valueType = DebugValueType.Int;
this.intValue = i;
this.floatValue = (float)i;
this.boolValue = (i != 0);
}
private void BufferReadComplete(Rendering.AsyncGPUReadbackRequest request)
{
using var profScope = new ProfilingScope(null, Profiling.BufferReadComplete);
Assert.IsTrue(request.done);
if (!request.hasError)
{
NativeArray <uint> data = request.GetData <uint>(0);
uint count = data[0];
if (count >= k_MaxBufferElements)
{
count = k_MaxBufferElements;
// Shader print buffer is full, some data is lost!
Debug.LogWarning("Debug Shader Print Buffer Full!");
}
string newOutputLine = "";
if (count > 0)
{
newOutputLine += "Frame #" + m_FrameCounter + ": ";
}
unsafe // Need to do ugly casts via pointers
{
uint *ptr = (uint *)data.GetUnsafePtr();
for (int i = 1; i < count;)
{
DebugValueType type = (DebugValueType)(data[i] & 0x0f);
bool hasTag = (data[i] & k_TypeHasTag) == k_TypeHasTag;
// ensure elem for tag after the header
if (hasTag && i + 1 < count)
{
uint tagEncoded = data[i + 1];
i++;
for (int j = 0; j < 4; j++)
{
char c = (char)(tagEncoded & 255);
// skip '\0', for low-level output (avoid string termination)
if (c == 0)
{
continue;
}
newOutputLine += c;
tagEncoded >>= 8;
}
newOutputLine += " ";
}
// ensure elem for payload after the header/tag
int elemSize = DebugValueTypeToElemSize(type);
if (i + elemSize > count)
{
break;
}
i++; // [i] == payload
switch (type)
{
case DebugValueType.TypeUint:
{
newOutputLine += $"{data[i]}u";
break;
}
case DebugValueType.TypeInt:
{
int valueInt = *(int *)&ptr[i];
newOutputLine += valueInt;
break;
}
case DebugValueType.TypeFloat:
{
float valueFloat = *(float *)&ptr[i];
newOutputLine += $"{valueFloat}f";
break;
}
case DebugValueType.TypeUint2:
{
uint *valueUint2 = &ptr[i];
newOutputLine += $"uint2({valueUint2[0]}, {valueUint2[1]})";
break;
}
case DebugValueType.TypeInt2:
{
int *valueInt2 = (int *)&ptr[i];
newOutputLine += $"int2({valueInt2[0]}, {valueInt2[1]})";
break;
}
case DebugValueType.TypeFloat2:
{
float *valueFloat2 = (float *)&ptr[i];
newOutputLine += $"float2({valueFloat2[0]}, {valueFloat2[1]})";
break;
}
case DebugValueType.TypeUint3:
{
uint *valueUint3 = &ptr[i];
newOutputLine += $"uint3({valueUint3[0]}, {valueUint3[1]}, {valueUint3[2]})";
break;
}
case DebugValueType.TypeInt3:
{
int *valueInt3 = (int *)&ptr[i];
newOutputLine += $"int3({valueInt3[0]}, {valueInt3[1]}, {valueInt3[2]})";
break;
}
case DebugValueType.TypeFloat3:
{
float *valueFloat3 = (float *)&ptr[i];
newOutputLine += $"float3({valueFloat3[0]}, {valueFloat3[1]}, {valueFloat3[2]})";
break;
}
case DebugValueType.TypeUint4:
{
uint *valueUint4 = &ptr[i];
newOutputLine += $"uint4({valueUint4[0]}, {valueUint4[1]}, {valueUint4[2]}, {valueUint4[3]})";
break;
}
case DebugValueType.TypeInt4:
{
int *valueInt4 = (int *)&ptr[i];
newOutputLine += $"int4({valueInt4[0]}, {valueInt4[1]}, {valueInt4[2]}, {valueInt4[3]})";
break;
}
case DebugValueType.TypeFloat4:
{
float *valueFloat4 = (float *)&ptr[i];
newOutputLine += $"float4({valueFloat4[0]}, {valueFloat4[1]}, {valueFloat4[2]}, {valueFloat4[3]})";
break;
}
case DebugValueType.TypeBool:
{
newOutputLine += ((data[i] == 0) ? "False" : "True");
break;
}
default:
i = (int)count; // Cannot handle the rest if there is an unknown type
break;
}
i += elemSize;
newOutputLine += " ";
}
}
if (count > 0)
{
m_OutputLine = newOutputLine;
m_OutputAction(newOutputLine);
}
}
else
{
const string errorMsg = "Error at read back!";
m_OutputLine = errorMsg;
m_OutputAction(errorMsg);
}
}
