https://jiat-t.github.io/tags/computer-graphics/Recent content in Computer Graphics on 榎aaaa的个人主页https://jiat-t.github.io/images/avatar.jpghttps://jiat-t.github.io/images/avatar.jpgHugozh-CNSat, 20 Jun 2026 00:00:00 +0800https://jiat-t.github.io/graphics/split-sum-ibl/Sat, 20 Jun 2026 00:00:00 +0800https://jiat-t.github.io/graphics/split-sum-ibl/整理 PBR IBL 中 Irradiance Map、Prefiltered Environment Map 与 BRDF LUT 的拆分思路和运行时组合方式。https://jiat-t.github.io/graphics/pbr-models/Thu, 18 Jun 2026 00:00:00 +0800https://jiat-t.github.io/graphics/pbr-models/对比 PBR 中 Metallic-Roughness 与 Specular-Glossiness 两种材质工作流的贴图结构、能量守恒约束和显存开销。https://jiat-t.github.io/graphics/games104-atmosphere-and-clouds/Sun, 14 Jun 2026 10:28:47 +0000https://jiat-t.github.io/graphics/games104-atmosphere-and-clouds/记录高度场地形、三角形与四叉树细分的基本思路，以及地形 LOD 和层级管理问题。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/layers-and-extensions/Thu, 11 Jun 2026 00:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/layers-and-extensions/梳理 Vulkan Layers 与 Extensions 的职责、层级和常见用途。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/validationlayers/Thu, 11 Jun 2026 00:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/validationlayers/整理 Vulkan Validation Layers 的作用、工作原理、监控范围和调试信息阅读方式。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/swapchain/Wed, 10 Jun 2026 00:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/swapchain/整理 Vulkan Swapchain 的作用、展示模式、创建流程以及重建后的资源同步。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/physical-and-logic-device/Wed, 10 Jun 2026 00:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/physical-and-logic-device/梳理 Vulkan 中 VkPhysicalDevice 与 VkDevice 的职责、关系和生命周期。https://jiat-t.github.io/graphics/games104-rendering-practice/Tue, 09 Jun 2026 10:32:42 +0000https://jiat-t.github.io/graphics/games104-rendering-practice/整理 GPU 执行架构、渲染资源组织、可见性裁剪、纹理压缩与 Cluster/Nanite 模型管线。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/initialization/Tue, 09 Jun 2026 14:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/initialization/整理 Vulkan 初始化中的实例、调试回调、窗口表面、物理设备、逻辑设备与队列。https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/queuefamily/Tue, 09 Jun 2026 14:00:00 +0800https://jiat-t.github.io/vulkan/%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86/queuefamily/用硬件执行能力和现实类比梳理 Vulkan Queue Family 与 VkQueue 的关系。https://jiat-t.github.io/posts/acceleration-structure/Thu, 04 Jun 2026 00:00:00 +0800https://jiat-t.github.io/posts/acceleration-structure/整理 BVH、KD-Tree、八叉树、均匀网格以及实时光线追踪中的 BLAS/TLAS 加速结构。https://jiat-t.github.io/graphics/pathtracer-code-notes/Tue, 02 Jun 2026 06:16:19 +0000https://jiat-t.github.io/graphics/pathtracer-code-notes/按路径追踪、几何与 BVH、材质接口、PBR 和 IBL/MIS 梳理个人渲染器的代码职责与工程优化。https://jiat-t.github.io/graphics/pathtracer-project-details/Tue, 26 May 2026 05:46:15 +0000https://jiat-t.github.io/graphics/pathtracer-project-details/整理个人 CPU 路径追踪器的模块分工、PBR 与 IBL、MIS 采样及 BVH 和多线程性能优化。https://jiat-t.github.io/posts/shadow-maps/Tue, 26 May 2026 00:00:00 +0800https://jiat-t.github.io/posts/shadow-maps/整理 Shadow Map 的软阴影、概率阴影、矩阴影以及 PSM、CSM 等精度与分辨率优化方法。https://jiat-t.github.io/posts/shadow-techniques/Sun, 24 May 2026 00:00:00 +0800https://jiat-t.github.io/posts/shadow-techniques/整理平面阴影、阴影体、Shadow Mapping、SDF 阴影与光线追踪阴影的基本原理、实现步骤和常见问题。https://jiat-t.github.io/posts/anti-aliasing/Fri, 22 May 2026 00:00:00 +0800https://jiat-t.github.io/posts/anti-aliasing/整理 SSAA、MSAA、FXAA、SMAA、TAA、DLSS/DLAA 以及路径追踪中的抗锯齿思路。https://jiat-t.github.io/posts/ibl-notes/ibl-notes/Thu, 21 May 2026 11:10:00 +0800https://jiat-t.github.io/posts/ibl-notes/ibl-notes/整理 Image-Based Lighting、Split Sum Approximation、Irradiance Map 与球谐函数相关手写笔记。https://jiat-t.github.io/posts/dx12/Tue, 19 May 2026 20:57:06 +0800https://jiat-t.github.io/posts/dx12/整理 DX12 相较于旧图形 API 的优势，以及一帧内容从命令录制到 Present 的基本流程。https://jiat-t.github.io/posts/space-transformation-matrix-derivation/space-transformation-matrix-derivation/Fri, 15 May 2026 00:00:00 +0800https://jiat-t.github.io/posts/space-transformation-matrix-derivation/space-transformation-matrix-derivation/空间变换矩阵推导相关手写笔记。https://jiat-t.github.io/posts/shadow-map-derivation/shadow-map-derivation/Wed, 13 May 2026 20:20:00 +0800https://jiat-t.github.io/posts/shadow-map-derivation/shadow-map-derivation/平面阴影矩阵推导相关手写笔记。https://jiat-t.github.io/posts/monte-carlo-integral-notes/monte-carlo-integral-notes/Fri, 08 May 2026 16:12:00 +0800https://jiat-t.github.io/posts/monte-carlo-integral-notes/monte-carlo-integral-notes/整理蒙特卡洛积分推导相关手写笔记。https://jiat-t.github.io/posts/importance-sampling-notes/importance-sampling-notes/Fri, 08 May 2026 16:11:00 +0800https://jiat-t.github.io/posts/importance-sampling-notes/importance-sampling-notes/整理重要性采样与多重重要性采样相关手写笔记。https://jiat-t.github.io/posts/brdf-notes/brdf-notes/Fri, 08 May 2026 16:10:00 +0800https://jiat-t.github.io/posts/brdf-notes/brdf-notes/整理 BRDF 与常见微表面反射模型相关手写笔记。https://jiat-t.github.io/graphics/games101-assignment-5/Thu, 26 Mar 2026 07:38:19 +0000https://jiat-t.github.io/graphics/games101-assignment-5/整理从像素坐标生成相机光线的空间变换流程，以及三角形求交的基础实现。https://jiat-t.github.io/graphics/games101-assignment-4/Sun, 22 Mar 2026 06:46:41 +0000https://jiat-t.github.io/graphics/games101-assignment-4/记录 De Casteljau 递归插值绘制 Bézier 曲线的方法，以及采样步长与曲线绘制代码。https://jiat-t.github.io/graphics/games101-assignment-2/Thu, 19 Mar 2026 06:55:49 +0000https://jiat-t.github.io/graphics/games101-assignment-2/记录三角形内部判断、包围盒遍历、重心坐标与深度测试的光栅化实现。