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GhostEngine/Ghost.DSL/BuiltIn/Common.hlsl
Misaki 6a041f75ba Refactor: variant-aware shader/material pipeline overhaul
Major architectural update to graphics/material/shader system:
- Introduced strongly-typed key structs (Key64/Key128) for passes, variants, and pipelines; removed legacy key types.
- Implemented robust hashing and key generation utilities for efficient variant and pipeline lookup/caching.
- Shader compiler now compiles/caches all keyword variants using new key system; includes handled as lists.
- Switched to push constant root signature for per-draw data; updated HLSL and C# codegen accordingly.
- Refactored Material, Shader, and Pass data structures for cache efficiency and variant support.
- Pipeline library and PSO management now use 128-bit keys and variant-specific caching.
- Replaced WorldNode with SceneNode in editor/scene graph; introduced ComponentManager for archetype/query management.
- Migrated math utilities to Misaki.HighPerformance.Mathematics; updated editor controls.
- Updated all HLSL and codegen for new buffer/push constant layouts and macros.
- Misc: project reference cleanup, D3D12 Work Graph support, doc updates, and code modernization.
2026-01-09 22:25:37 +09:00

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HLSL
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#ifndef BUILTIN_COMMON_HLSL
#define BUILTIN_COMMON_HLSL
struct Vertex
{
float4 position;
float4 normal;
float4 tangent;
float4 uv;
float4 color;
};
// Resource descriptor heap definitions
#define GLOBAL_TEXTURE2D_HEAP ResourceDescriptorHeap
#define GLOBAL_TEXTURE3D_HEAP ResourceDescriptorHeap
#define GLOBAL_TEXTURECUBE_HEAP ResourceDescriptorHeap
#define GLOBAL_TEXTURE2D_ARRAY_HEAP ResourceDescriptorHeap
#define GLOBAL_TEXTURECUBE_ARRAY_HEAP ResourceDescriptorHeap
#define GLOBAL_BUFFER_HEAP ResourceDescriptorHeap
#define GLOBAL_SAMPLER_HEAP SamplerDescriptorHeap
// Bindless resource type definitions
#define TEXTURE2D uint
#define TEXTURE3D uint
#define TEXTURECUBE uint
#define TEXTURE2D_ARRAY uint
#define TEXTURECUBE_ARRAY uint
#define SAMPLER uint
#define STRUCT_BUFFER uint
#define BYTE_ADDRESS_BUFFER uint
// Texture and sampler access macros
#define GET_TEXTURE2D(id) GLOBAL_TEXTURE2D_HEAP[id]
#define GET_TEXTURE2D_ARRAY(id) GLOBAL_TEXTURE2D_ARRAY_HEAP[id]
#define GET_TEXTURE3D(id) GLOBAL_TEXTURE3D_HEAP[id]
#define GET_TEXTURECUBE(id) GLOBAL_TEXTURECUBE_HEAP[id]
#define GET_TEXTURECUBE_ARRAY(id) GLOBAL_TEXTURECUBE_ARRAY_HEAP[id]
#define GET_BUFFER(id) GLOBAL_BUFFER_HEAP[id]
#define GET_SAMPLER(id) GLOBAL_SAMPLER_HEAP[id]
#define SAMPLE_TEXTURE2D(texId, sampId, uv) SampleTexture2D(texId, sampId, uv)
#define SAMPLE_TEXTURE2D_LEVEL(texId, sampId, uv, level) SampleTexture2DLevel(texId, sampId, uv, level)
#define SAMPLE_TEXTURE2D_ARRAY(texId, sampId, uvw) SampleTextureArray(texId, sampId, uvw)
#define MESH_SHADER_THREADS(x) NumThreads(x, 1, 1)
#define OUTPUT_TRIANGLE_TOPOLOGY OutputTopology("triangle")
#define OUTPUT_LINE_TOPOLOGY OutputTopology("line")
static inline float4 SampleTexture2D(uint texId, uint sampId, float2 uv)
{
Texture2D tex = GET_TEXTURE2D(texId);
SamplerState samp = GET_SAMPLER(sampId);
return tex.Sample(samp, uv);
}
static inline float4 SampleTexture2DLevel(uint texId, uint sampId, float2 uv, float level)
{
Texture2D tex = GET_TEXTURE2D(texId);
SamplerState samp = GET_SAMPLER(sampId);
return tex.SampleLevel(samp, uv, level);
}
static inline float4 SampleTextureArray(uint texId, uint sampId, float3 uvw)
{
Texture2DArray tex = GET_TEXTURE2D_ARRAY(texId);
SamplerState samp = GET_SAMPLER(sampId);
return tex.Sample(samp, uvw);
}
static inline Vertex LoadVertexData(uint vertexID, uint groupID, BYTE_ADDRESS_BUFFER vertexBuffer, BYTE_ADDRESS_BUFFER indexBuffer)
{
ByteAddressBuffer vertices = GET_BUFFER(vertexBuffer);
ByteAddressBuffer indices = GET_BUFFER(indexBuffer);
// Compute the triangles vertex indices
uint indexOffset = (groupID * 3 + vertexID) * 4; // uint32 index
uint vertexIndex = indices.Load(indexOffset);
return vertices.Load<Vertex>(vertexIndex * sizeof(Vertex));
}
template<typename T>
static inline T LoadData(BYTE_ADDRESS_BUFFER buffer, uint index)
{
ByteAddressBuffer buf = GET_BUFFER(buffer);
return buf.Load<T>(index * sizeof(T));
}
#endif // BUILTIN_COMMON_HLSL