Exploration and Practice in Software Engineering (2)

@slidestart

Exploration and Practice in Software Engineering (2)

2023-03-28

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Deformation Transfer

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x64 12th Gen Intel(R) Core(TM) i7-1260P (16)

Task	Iterations	Time	Kernel Time
s1 -> t1	131072	0:01:12.125142	40.411 s
u0 -> u0-aligned	4096	0:00:03.423797	1.429 s
s1 -> u1-aligned	131072	0:01:20.373831	44.751 s
all		2m44s

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cuda NVIDIA GeForce RTX 3090

Task	Iterations	Time	Kernel Time
s1 -> t1	131072	0:01:25.160106	9.193 s
u0 -> u0-aligned	4096	0:00:06.077657	0.453 s
s1 -> u1-aligned	131072	0:01:23.951527	8.746 s
all		3m18s

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Tiny Mesh Viewer

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Develop Environment

• Build System: CMake
• Dependencies: boost-signals2, cxxopts, glad, glfw3, glm, openmesh, spdlog
• Documentation: Doxygen
• Editor: VS Code
• Language Server: clangd
• Package Manager: vcpkg
• Sanitizers: ASan, UBSan
• Static Analysis: clang-tidy
• Style: clang-format (Based on Google), cpplint
• Toolchain: LLVM/Clang-15

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Gouraud & Phong Shading

• Gouraud: compute color in Vertex Shader
• Phong: compute color in Fragment Shader

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Shaders (Phong)

• Vertex Shader:
  • IN: Pos, Normal
  • OUT: FragPos, Normal (gl_Position)
• Fragment Shader:
  • IN: FragPos, Normal
  • OUT: Color

@slideend