From 904782c8df6fb11e5bcd49b8dbaafa37083e4218 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Wed, 22 Oct 2025 00:04:18 -0500
Subject: [PATCH] feat(component): add section info array

---
 src/component/CCharacterComponent.cpp | 25 +++++++++++++++++++++++++
 src/component/CCharacterComponent.hpp |  8 ++++++++
 2 files changed, 33 insertions(+)

diff --git a/src/component/CCharacterComponent.cpp b/src/component/CCharacterComponent.cpp
index 5a14f72..c11191c 100644
--- a/src/component/CCharacterComponent.cpp
+++ b/src/component/CCharacterComponent.cpp
@@ -14,10 +14,24 @@ uint32_t CCharacterComponent::s_chrVarArrayLength;
 EGxTexFormat CCharacterComponent::s_gxFormat;
 uint32_t CCharacterComponent::s_mipLevels;
 PREP_FUNC* CCharacterComponent::s_prepFunc[];
+CompSectionInfo CCharacterComponent::s_sectionInfo[];
 MipBits* CCharacterComponent::s_textureBuffer;
 MipBits* CCharacterComponent::s_textureBufferCompressed;
 uint32_t CCharacterComponent::s_textureSize;
 
+CompSectionInfo CCharacterComponent::s_sectionInfoRaw[] = {
+    { 0,    0,      256,    128 },  // SECTION_ARM_UPPER
+    { 0,    128,    256,    128 },  // SECTION_ARM_LOWER
+    { 0,    256,    256,    64  },  // SECTION_HAND
+    { 256,  0,      256,    128 },  // SECTION_TORSO_UPPER
+    { 256,  128,    256,    64  },  // SECTION_TORSO_LOWER
+    { 256,  192,    256,    128 },  // SECTION_LEG_UPPER
+    { 256,  320,    256,    128 },  // SECTION_LEG_LOWER
+    { 256,  448,    256,    64  },  // SECTION_FOOT
+    { 0,    320,    256,    64  },  // SECTION_HEAD_UPPER
+    { 0,    384,    256,    128 },  // SECTION_HEAD_LOWER
+};
+
 int32_t s_bInRenderPrep = 0;
 char* s_pathEnd;
 char s_path[STORM_MAX_PATH];
@@ -65,6 +79,17 @@ void CCharacterComponent::Initialize(EGxTexFormat textureFormat, uint32_t textur
     CCharacterComponent::s_mipLevels = mipLevels;
     CCharacterComponent::s_textureSize = 1 << mipLevels;
 
+    // Scale section info to match mip levels
+    for (int32_t i = 0; i < NUM_COMPONENT_VARIATIONS; i++) {
+        auto& info = CCharacterComponent::s_sectionInfo[i];
+        auto& infoRaw = CCharacterComponent::s_sectionInfoRaw[i];
+
+        info.pos.x = infoRaw.pos.x >> (9 - mipLevels);
+        info.pos.y = infoRaw.pos.y >> (9 - mipLevels);
+        info.size.x = infoRaw.size.x >> (9 - mipLevels);
+        info.size.y = infoRaw.size.y >> (9 - mipLevels);
+    }
+
     // TODO
 
     CCharacterComponent::s_gxFormat = textureFormat;
diff --git a/src/component/CCharacterComponent.hpp b/src/component/CCharacterComponent.hpp
index 9d84e49..866f8ce 100644
--- a/src/component/CCharacterComponent.hpp
+++ b/src/component/CCharacterComponent.hpp
@@ -3,6 +3,7 @@
 
 #include "component/Types.hpp"
 #include "gx/Texture.hpp"
+#include <tempest/Vector.hpp>
 #include <cstdint>
 
 class CACHEENTRY;
@@ -51,6 +52,11 @@ struct ComponentData {
     };
 };
 
+struct CompSectionInfo {
+    C2iVector pos;
+    C2iVector size;
+};
+
 class CCharacterComponent {
     public:
         // Static variables
@@ -59,6 +65,8 @@ class CCharacterComponent {
         static EGxTexFormat s_gxFormat;
         static uint32_t s_mipLevels;
         static PREP_FUNC* s_prepFunc[NUM_COMPONENT_SECTIONS];
+        static CompSectionInfo s_sectionInfo[NUM_COMPONENT_SECTIONS];
+        static CompSectionInfo s_sectionInfoRaw[NUM_COMPONENT_SECTIONS];
         static MipBits* s_textureBuffer;
         static MipBits* s_textureBufferCompressed;
         static uint32_t s_textureSize;