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Refactor SortOrder to use int8 instead of int16 due to performance reasons (more efficent sort keys packing in rendering)

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This commit is contained in:
Wojtek Figat
2024-06-29 13:54:02 +02:00
parent 516ed3e9a0
commit 78f3248ac9
15 changed files with 51 additions and 49 deletions
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2
Source/Engine/Graphics/Models/Mesh.cpp
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@@ -385,7 +385,7 @@ void Mesh::Render(GPUContext* context) const
context->DrawIndexedInstanced(_triangles * 3, 1, 0, 0, 0);
}
void Mesh::Draw(const RenderContext& renderContext, MaterialBase* material, const Matrix& world, StaticFlags flags, bool receiveDecals, DrawPass drawModes, float perInstanceRandom, int16 sortOrder) const
void Mesh::Draw(const RenderContext& renderContext, MaterialBase* material, const Matrix& world, StaticFlags flags, bool receiveDecals, DrawPass drawModes, float perInstanceRandom, int8 sortOrder) const
{
if (!material || !material->IsSurface() || !IsInitialized())
return;

2
Source/Engine/Graphics/Models/Mesh.h
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@@ -287,7 +287,7 @@ public:
/// <param name="drawModes">The draw passes to use for rendering this object.</param>
/// <param name="perInstanceRandom">The random per-instance value (normalized to range 0-1).</param>
/// <param name="sortOrder">Object sorting key.</param>
API_FUNCTION() void Draw(API_PARAM(Ref) const RenderContext& renderContext, MaterialBase* material, API_PARAM(Ref) const Matrix& world, StaticFlags flags = StaticFlags::None, bool receiveDecals = true, DrawPass drawModes = DrawPass::Default, float perInstanceRandom = 0.0f, int16 sortOrder = 0) const;
API_FUNCTION() void Draw(API_PARAM(Ref) const RenderContext& renderContext, MaterialBase* material, API_PARAM(Ref) const Matrix& world, StaticFlags flags = StaticFlags::None, bool receiveDecals = true, DrawPass drawModes = DrawPass::Default, float perInstanceRandom = 0.0f, int8 sortOrder = 0) const;
/// <summary>
/// Draws the mesh.

2
Source/Engine/Graphics/Models/MeshBase.h
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@@ -240,6 +240,6 @@ public:
/// <summary>
/// The object sorting key.
/// </summary>
int16 SortOrder;
int8 SortOrder;
};
};

2
Source/Engine/Graphics/Models/ModelLOD.h
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@@ -139,7 +139,7 @@ public:
/// <param name="drawModes">The draw passes to use for rendering this object.</param>
/// <param name="perInstanceRandom">The random per-instance value (normalized to range 0-1).</param>
/// <param name="sortOrder">Object sorting key.</param>
API_FUNCTION() void Draw(API_PARAM(Ref) const RenderContext& renderContext, MaterialBase* material, API_PARAM(Ref) const Matrix& world, StaticFlags flags = StaticFlags::None, bool receiveDecals = true, DrawPass drawModes = DrawPass::Default, float perInstanceRandom = 0.0f, int16 sortOrder = 0) const
API_FUNCTION() void Draw(API_PARAM(Ref) const RenderContext& renderContext, MaterialBase* material, API_PARAM(Ref) const Matrix& world, StaticFlags flags = StaticFlags::None, bool receiveDecals = true, DrawPass drawModes = DrawPass::Default, float perInstanceRandom = 0.0f, int8 sortOrder = 0) const
{
for (int32 i = 0; i < Meshes.Count(); i++)
Meshes.Get()[i].Draw(renderContext, material, world, flags, receiveDecals, drawModes, perInstanceRandom, sortOrder);