GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions 7 Packages Projects Releases Wiki Activity

Add particle data layout debugger tab

Browse Source
This commit is contained in:
Wojtek Figat
2025-07-14 10:28:43 +02:00
parent 4af26a5516
commit 10e9aee8ce
5 changed files with 192 additions and 93 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
Source/Engine/Particles/ParticleEmitter.cpp
View File

@@ -519,4 +519,39 @@ bool ParticleEmitter::HasShaderCode() const
return false;
}
Array<ParticleEmitter::Attribute> ParticleEmitter::GetLayout() const
{
Array<Attribute> result;
ScopeLock lock(Locker);
result.Resize(Graph.Layout.Attributes.Count());
for (int32 i = 0; i < result.Count(); i++)
{
auto& dst = result[i];
const auto& src = Graph.Layout.Attributes[i];
dst.Name = src.Name;
switch (src.ValueType)
{
case ParticleAttribute::ValueTypes::Float:
dst.Format = PixelFormat::R32_Float;
break;
case ParticleAttribute::ValueTypes::Float2:
dst.Format = PixelFormat::R32G32_Float;
break;
case ParticleAttribute::ValueTypes::Float3:
dst.Format = PixelFormat::R32G32B32_Float;
break;
case ParticleAttribute::ValueTypes::Float4:
dst.Format = PixelFormat::R32G32B32A32_Float;
break;
case ParticleAttribute::ValueTypes::Int:
dst.Format = PixelFormat::R32_SInt;
break;
case ParticleAttribute::ValueTypes::Uint:
dst.Format = PixelFormat::R32_UInt;
break;
}
}
return result;
}
#endif

14
Source/Engine/Particles/ParticleEmitter.h
View File

@@ -177,10 +177,16 @@ public:
void GetReferences(Array<Guid>& assets, Array<String>& files) const override;
bool Save(const StringView& path = StringView::Empty) override;
/// <summary>
/// Checks if the particle emitter has valid shader code present.
/// </summary>
API_PROPERTY() bool HasShaderCode() const;
API_STRUCT(Internal) struct Attribute
{
DECLARE_SCRIPTING_TYPE_MINIMAL(Attribute);
API_FIELD() PixelFormat Format;
API_FIELD() String Name;
};
private:
API_PROPERTY(Internal) bool HasShaderCode() const;
API_PROPERTY(Internal) Array<Attribute> GetLayout() const;
#endif
protected:

83
Source/Engine/Particles/ParticlesData.cpp
View File

@@ -6,6 +6,89 @@
#include "Engine/Graphics/GPUDevice.h"
#include "Engine/Graphics/DynamicBuffer.h"
int32 ParticleAttribute::GetSize() const
{
switch (ValueType)
{
case ValueTypes::Float2:
return 8;
case ValueTypes::Float3:
return 12;
case ValueTypes::Float4:
return 16;
case ValueTypes::Float:
case ValueTypes::Int:
case ValueTypes::Uint:
return 4;
default:
return 0;
}
}
void ParticleLayout::Clear()
{
Size = 0;
Attributes.Clear();
}
void ParticleLayout::UpdateLayout()
{
Size = 0;
for (int32 i = 0; i < Attributes.Count(); i++)
{
Attributes[i].Offset = Size;
Size += Attributes[i].GetSize();
}
}
int32 ParticleLayout::FindAttribute(const StringView& name) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (name == Attributes[i].Name)
return i;
}
return -1;
}
int32 ParticleLayout::FindAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (Attributes[i].ValueType == valueType && name == Attributes[i].Name)
return i;
}
return -1;
}
int32 ParticleLayout::FindAttributeOffset(const StringView& name, int32 fallbackValue) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (name == Attributes[i].Name)
return Attributes[i].Offset;
}
return fallbackValue;
}
int32 ParticleLayout::FindAttributeOffset(const StringView& name, ParticleAttribute::ValueTypes valueType, int32 fallbackValue) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (Attributes[i].ValueType == valueType && name == Attributes[i].Name)
return Attributes[i].Offset;
}
return fallbackValue;
}
int32 ParticleLayout::AddAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType)
{
auto& a = Attributes.AddOne();
a.Name = String(*name, name.Length());
a.ValueType = valueType;
return Attributes.Count() - 1;
}
ParticleBuffer::ParticleBuffer()
{
}

92
Source/Engine/Particles/ParticlesData.h
View File

@@ -52,25 +52,7 @@ struct ParticleAttribute
/// <summary>
/// Gets the size of the attribute (in bytes).
/// </summary>
/// <returns>The size (in bytes).</returns>
int32 GetSize() const
{
switch (ValueType)
{
case ValueTypes::Float2:
return 8;
case ValueTypes::Float3:
return 12;
case ValueTypes::Float4:
return 16;
case ValueTypes::Float:
case ValueTypes::Int:
case ValueTypes::Uint:
return 4;
default:
return 0;
}
}
int32 GetSize() const;
};
/// <summary>
@@ -93,41 +75,19 @@ public:
/// <summary>
/// Clears the layout data.
/// </summary>
void Clear()
{
Size = 0;
Attributes.Clear();
}
void Clear();
/// <summary>
/// Updates the attributes layout (calculates offset) and updates the total size of the layout.
/// </summary>
void UpdateLayout()
{
Size = 0;
for (int32 i = 0; i < Attributes.Count(); i++)
{
Attributes[i].Offset = Size;
Size += Attributes[i].GetSize();
}
}
void UpdateLayout();
/// <summary>
/// Finds the attribute by the name.
/// </summary>
/// <param name="name">The name.</param>
/// <returns>The attribute index or -1 if cannot find it.</returns>
int32 FindAttribute(const StringView& name) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (name == Attributes[i].Name)
{
return i;
}
}
return -1;
}
int32 FindAttribute(const StringView& name) const;
/// <summary>
/// Finds the attribute by the name and type.
@@ -135,17 +95,7 @@ public:
/// <param name="name">The name.</param>
/// <param name="valueType">The type.</param>
/// <returns>The attribute index or -1 if cannot find it.</returns>
int32 FindAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (Attributes[i].ValueType == valueType && name == Attributes[i].Name)
{
return i;
}
}
return -1;
}
int32 FindAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType) const;
/// <summary>
/// Finds the attribute offset by the name.
@@ -153,17 +103,7 @@ public:
/// <param name="name">The name.</param>
/// <param name="fallbackValue">The fallback value to return if attribute is missing.</param>
/// <returns>The attribute offset or fallback value if cannot find it.</returns>
int32 FindAttributeOffset(const StringView& name, int32 fallbackValue = 0) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (name == Attributes[i].Name)
{
return Attributes[i].Offset;
}
}
return fallbackValue;
}
int32 FindAttributeOffset(const StringView& name, int32 fallbackValue = 0) const;
/// <summary>
/// Finds the attribute offset by the name.
@@ -172,17 +112,7 @@ public:
/// <param name="valueType">The type.</param>
/// <param name="fallbackValue">The fallback value to return if attribute is missing.</param>
/// <returns>The attribute offset or fallback value if cannot find it.</returns>
int32 FindAttributeOffset(const StringView& name, ParticleAttribute::ValueTypes valueType, int32 fallbackValue = 0) const
{
for (int32 i = 0; i < Attributes.Count(); i++)
{
if (Attributes[i].ValueType == valueType && name == Attributes[i].Name)
{
return Attributes[i].Offset;
}
}
return fallbackValue;
}
int32 FindAttributeOffset(const StringView& name, ParticleAttribute::ValueTypes valueType, int32 fallbackValue = 0) const;
/// <summary>
/// Gets the attribute offset by the attribute index.
@@ -201,13 +131,7 @@ public:
/// <param name="name">The name.</param>
/// <param name="valueType">The value type.</param>
/// <returns>The attribute index or -1 if cannot find it.</returns>
int32 AddAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType)
{
auto& a = Attributes.AddOne();
a.Name = String(*name, name.Length());
a.ValueType = valueType;
return Attributes.Count() - 1;
}
int32 AddAttribute(const StringView& name, ParticleAttribute::ValueTypes valueType);
};
/// <summary>