diff --git a/docs/index.md b/docs/index.md
index f37477754e..9bb8431eb9 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -6,3 +6,7 @@ For more detailed information about the project as a whole, please refer to its
 ## Issues with the source code
 
 - [Fixes for Various Bugs and Glitches](bugs_and_glitches.md)
+
+## Subsystems
+
+- [3D Graphics](3d_rendering.md)
diff --git a/include/easy3d.h b/include/easy3d.h
index 53167ce478..b5f8ccad36 100644
--- a/include/easy3d.h
+++ b/include/easy3d.h
@@ -5,14 +5,15 @@
 #include <nnsys.h>
 
 void Easy3D_LoadModelFromPath(const u8 heapID, const char *path, NNSG3dResMdl **outModel, NNSG3dResFileHeader **outResource);
+void Easy3D_LoadModelFromResource(NNSG3dResMdl **outModel, NNSG3dResFileHeader **resource);
 void Easy3D_InitRenderObjFromPath(const u8 heapID, const char *path, NNSG3dRenderObj *obj, NNSG3dResMdl **outModel, NNSG3dResFileHeader **outResource);
 void Easy3D_InitRenderObjFromResource(NNSG3dRenderObj *renderObj, NNSG3dResMdl **model, NNSG3dResFileHeader **resource);
-BOOL Easy3D_IsTextureUploadedToVRam(NNSG3dResTex *texture);
+BOOL Easy3D_IsTextureUploadedToVRAM(NNSG3dResTex *texture);
 void Easy3D_DrawRenderObj(NNSG3dRenderObj *renderObj, const VecFx32 *pos, const MtxFx33 *rot, const VecFx32 *scale);
 void Easy3D_DrawRenderObjSimple(NNSG3dRenderObj *renderObj, const VecFx32 *pos, const MtxFx33 *rot, const VecFx32 *scale);
 void Easy3D_Init(const u8 heapID);
 void Easy3D_Shutdown(void);
 BOOL Easy3D_BindTextureToResource(void *resource, NNSG3dResTex *texture);
-BOOL Easy3D_UploadTextureToVRam(NNSG3dResTex *texture);
+BOOL Easy3D_UploadTextureToVRAM(NNSG3dResTex *texture);
 
 #endif // POKEPLATINUM_EASY3D_H
diff --git a/src/choose_starter/choose_starter_app.c b/src/choose_starter/choose_starter_app.c
index eae0e425dc..775da125ce 100644
--- a/src/choose_starter/choose_starter_app.c
+++ b/src/choose_starter/choose_starter_app.c
@@ -812,7 +812,7 @@ static void ov78_021D1630 (ChooseStarter3DGraphics * param0, int param1, int par
     param0->unk_5C = NNS_G3dGetMdlByIdx(param0->unk_58, 0);
     param0->unk_60 = NNS_G3dGetTex(param0->unk_54);
 
-    Easy3D_UploadTextureToVRam(param0->unk_60);
+    Easy3D_UploadTextureToVRAM(param0->unk_60);
     Easy3D_BindTextureToResource(param0->unk_54, param0->unk_60);
 
     NNS_G3dRenderObjInit(&param0->unk_00, param0->unk_5C);
diff --git a/src/easy3d.c b/src/easy3d.c
index c819350007..b1e3bf1b2e 100644
--- a/src/easy3d.c
+++ b/src/easy3d.c
@@ -9,8 +9,7 @@
 #include "gx_layers.h"
 #include "unk_02024220.h"
 
-void Easy3D_LoadModelFromResource(NNSG3dResMdl **outModel, NNSG3dResFileHeader **resource);
-static void Easy3D_EngineSetup(void);
+static void Easy3D_SetupEngine(void);
 
 void Easy3D_LoadModelFromPath(const u8 heapID, const char *path, NNSG3dResMdl **outModel, NNSG3dResFileHeader **outResource)
 {
@@ -18,7 +17,7 @@ void Easy3D_LoadModelFromPath(const u8 heapID, const char *path, NNSG3dResMdl **
     NNS_G3D_NULL_ASSERT(*outResource);
 
     NNSG3dResTex *texture = NNS_G3dGetTex(*outResource);
-    if (texture != NULL && Easy3D_IsTextureUploadedToVRam(texture) == FALSE) {
+    if (texture != NULL && Easy3D_IsTextureUploadedToVRAM(texture) == FALSE) {
         DC_FlushRange(*outResource, (*outResource)->fileSize);
         NNS_G3dResDefaultSetup(*outResource);
     }
@@ -30,7 +29,7 @@ void Easy3D_LoadModelFromResource(NNSG3dResMdl **outModel, NNSG3dResFileHeader *
 {
     NNSG3dResTex *texture = NNS_G3dGetTex(*resource);
 
-    if (texture != NULL && Easy3D_IsTextureUploadedToVRam(texture) == FALSE) {
+    if (texture != NULL && Easy3D_IsTextureUploadedToVRAM(texture) == FALSE) {
         DC_FlushRange(*resource, (*resource)->fileSize);
         NNS_G3dResDefaultSetup(*resource);
     }
@@ -51,7 +50,7 @@ void Easy3D_InitRenderObjFromResource(NNSG3dRenderObj *renderObj, NNSG3dResMdl *
     NNS_G3dRenderObjInit(renderObj, *model);
 }
 
-BOOL Easy3D_IsTextureUploadedToVRam(NNSG3dResTex *texture)
+BOOL Easy3D_IsTextureUploadedToVRAM(NNSG3dResTex *texture)
 {
     return (texture->texInfo.flag & NNS_G3D_RESTEX_LOADED) 
         || (texture->tex4x4Info.flag & NNS_G3D_RESTEX4x4_LOADED);
@@ -80,10 +79,10 @@ static GenericPointerData *Unk_021BFB0C = NULL;
 
 void Easy3D_Init(const u8 heapID)
 {
-    Unk_021BFB0C = sub_02024220(heapID, 0, 2, 0, 4, Easy3D_EngineSetup);
+    Unk_021BFB0C = sub_02024220(heapID, 0, 2, 0, 4, Easy3D_SetupEngine);
 }
 
-static void Easy3D_EngineSetup(void)
+static void Easy3D_SetupEngine(void)
 {
     GXLayers_EngineAToggleLayers(GX_PLANEMASK_BG0, TRUE);
 
@@ -116,7 +115,7 @@ BOOL Easy3D_BindTextureToResource(void *resource, NNSG3dResTex *texture)
     return FALSE;
 }
 
-BOOL Easy3D_UploadTextureToVRam(NNSG3dResTex *texture)
+BOOL Easy3D_UploadTextureToVRAM(NNSG3dResTex *texture)
 {
     if (texture == NULL) {
         return FALSE;
@@ -124,9 +123,7 @@ BOOL Easy3D_UploadTextureToVRam(NNSG3dResTex *texture)
 
     texture->texInfo.vramKey = 0;
 
-    u32 texRequiredSize, 
-        tex4x4RequiredSize, 
-        paletteRequiredSize;
+    u32 texRequiredSize, tex4x4RequiredSize, paletteRequiredSize;
     BOOL texOk = TRUE;
     BOOL tex4x4Ok = TRUE;
     BOOL paletteOk = TRUE;
diff --git a/src/easy3d_object.c b/src/easy3d_object.c
index b33234867f..0bfa650e4c 100644
--- a/src/easy3d_object.c
+++ b/src/easy3d_object.c
@@ -30,7 +30,7 @@ static void Easy3DModel_BindTexture(SysTask *task, void *param)
 {
     Easy3DModel *model = param;
 
-    Easy3D_UploadTextureToVRam(model->texture);
+    Easy3D_UploadTextureToVRAM(model->texture);
     Easy3D_BindTextureToResource(model->data, model->texture);
     SysTask_Done(task);
 }
diff --git a/src/overlay005/ov5_021E779C.c b/src/overlay005/ov5_021E779C.c
index 24eea4057b..e3268f3466 100644
--- a/src/overlay005/ov5_021E779C.c
+++ b/src/overlay005/ov5_021E779C.c
@@ -1894,7 +1894,7 @@ static void ov5_021E964C (SysTask * param0, void * param1)
     break;
     case 2:
         if (v1->unk_10 != NULL) {
-            if (Easy3D_IsTextureUploadedToVRam(v1->unk_10) == 1) {
+            if (Easy3D_IsTextureUploadedToVRAM(v1->unk_10) == 1) {
                 v2 = Easy3D_BindTextureToResource(*v1->unk_0C, v1->unk_10);
             } else {
                 (void)0;
@@ -1956,7 +1956,7 @@ NNSG3dResMdl * ov5_021E97AC (NARC * param0, const int param1, NNSG3dRenderObj *
     NARC_ReadFile(param0, param1, *(param3));
 
     if (param4 != NULL) {
-        if (Easy3D_IsTextureUploadedToVRam(param4) == 1) {
+        if (Easy3D_IsTextureUploadedToVRAM(param4) == 1) {
             v0 = Easy3D_BindTextureToResource(*param3, param4);
             GF_ASSERT(v0);
         } else {
diff --git a/src/overlay005/ov5_021EF75C.c b/src/overlay005/ov5_021EF75C.c
index a8d038af17..165605f16f 100644
--- a/src/overlay005/ov5_021EF75C.c
+++ b/src/overlay005/ov5_021EF75C.c
@@ -112,7 +112,7 @@ void ov5_021EF7A0 (UnkStruct_ov5_021EF76C * param0)
     {
         BOOL v2;
 
-        v2 = Easy3D_UploadTextureToVRam(param0->unk_C0C);
+        v2 = Easy3D_UploadTextureToVRAM(param0->unk_C0C);
         GF_ASSERT(v2);
     }
 
@@ -121,7 +121,7 @@ void ov5_021EF7A0 (UnkStruct_ov5_021EF76C * param0)
     if (param0->unk_C10 != NULL) {
         BOOL v3;
 
-        v3 = Easy3D_UploadTextureToVRam(param0->unk_C10);
+        v3 = Easy3D_UploadTextureToVRAM(param0->unk_C10);
         GF_ASSERT(v3);
 
         ov5_021EF75C(param0->unk_C08, param0->unk_C10);
@@ -180,7 +180,7 @@ void ov5_021EF7A0 (UnkStruct_ov5_021EF76C * param0)
             (NNSG3dResFileHeader *)param0->unk_04[0]);
 
         if (v11 != NULL) {
-            v10 = Easy3D_UploadTextureToVRam(v11);
+            v10 = Easy3D_UploadTextureToVRAM(v11);
             GF_ASSERT(v10);
 
             v10 = Easy3D_BindTextureToResource(param0->unk_04[0], v11);
diff --git a/src/overlay070/ov70_0225C700.c b/src/overlay070/ov70_0225C700.c
index 09b4b85a55..95a0483040 100644
--- a/src/overlay070/ov70_0225C700.c
+++ b/src/overlay070/ov70_0225C700.c
@@ -39,7 +39,7 @@ void ov70_0225C730 (void ** param0, NARC * param1, u32 param2, u32 param3)
 
     {
         v5 = NNS_G3dGetTex(v1);
-        Easy3D_UploadTextureToVRam(v5);
+        Easy3D_UploadTextureToVRAM(v5);
     }
 
     {
diff --git a/src/overlay077/ov77_021D25B0.c b/src/overlay077/ov77_021D25B0.c
index 28ba05be62..cd51413175 100644
--- a/src/overlay077/ov77_021D25B0.c
+++ b/src/overlay077/ov77_021D25B0.c
@@ -1677,7 +1677,7 @@ static void ov77_021D3EDC (UnkStruct_ov77_021D37C0 * param0, int param1)
     {
         BOOL v0;
 
-        v0 = Easy3D_UploadTextureToVRam(param0->unk_20.unk_04);
+        v0 = Easy3D_UploadTextureToVRAM(param0->unk_20.unk_04);
         GF_ASSERT(v0);
     }
 
diff --git a/src/overlay095/ov95_022476F0.c b/src/overlay095/ov95_022476F0.c
index e3883f9e8f..be06ce8e22 100644
--- a/src/overlay095/ov95_022476F0.c
+++ b/src/overlay095/ov95_022476F0.c
@@ -151,7 +151,7 @@ UnkStruct_ov95_02247958 * ov95_022478B4 (UnkStruct_ov95_0224773C * param0, int p
         v0->unk_5C = NNS_G3dGetMdlByIdx(v0->unk_58, 0);
         v0->unk_60 = NNS_G3dGetTex(v0->unk_00);
 
-        Easy3D_UploadTextureToVRam(v0->unk_60);
+        Easy3D_UploadTextureToVRAM(v0->unk_60);
         Easy3D_BindTextureToResource(v0->unk_00, v0->unk_60);
 
         NNS_G3dRenderObjInit(&v0->unk_04, v0->unk_5C);
diff --git a/src/overlay117/ov117_022626B0.c b/src/overlay117/ov117_022626B0.c
index 4fa6b29d4e..521070edd2 100644
--- a/src/overlay117/ov117_022626B0.c
+++ b/src/overlay117/ov117_022626B0.c
@@ -409,7 +409,7 @@ static void ov117_02262B98 (UnkStruct_ov117_022626B0 * param0)
     param0->unk_00 = NARC_AllocAndReadWholeMemberByIndexPair(NARC_INDEX_APPLICATION__BALLOON__GRAPHIC__BALLOON_GRA, 29, 110);
     param0->unk_04 = NNS_G3dGetTex(param0->unk_00);
 
-    Easy3D_UploadTextureToVRam(param0->unk_04);
+    Easy3D_UploadTextureToVRAM(param0->unk_04);
 
     {
         u32 v0;
diff --git a/src/unk_02073838.c b/src/unk_02073838.c
index 95e5798ca9..9b956154c3 100644
--- a/src/unk_02073838.c
+++ b/src/unk_02073838.c
@@ -60,7 +60,7 @@ void sub_0207389C (UnkStruct_02073838 * param0, u32 param1, NARC * param2, u32 p
 
 void sub_020738C0 (UnkStruct_02073838 * param0)
 {
-    Easy3D_UploadTextureToVRam(param0->unk_10);
+    Easy3D_UploadTextureToVRAM(param0->unk_10);
     NNS_G3dBindMdlSet(param0->unk_08, param0->unk_10);
     param0->unk_00 = 1;
 }