animation struct documentation

src/core2/animcache.c

@@ -0,0 +1,133 @@
+#include <ultra64.h>
+#include "functions.h"
+#include "variables.h"
+#include "core2/bonetransform.h"
+
+typedef struct {
+    BoneTransformList *bone_xform;
+    s16 life;
+    u8 alive;
+    // u8 pad7[1];
+}struct10E0s;
+
+/* .bss */
+struct10E0s D_80379E20[340];
+
+/* .code */
+void animCache_init(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        D_80379E20[i].alive = FALSE;
+        D_80379E20[i].bone_xform = NULL;
+        D_80379E20[i].life = 0;
+    }
+}
+
+void animCache_free(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        if(D_80379E20[i].alive){
+            if(D_80379E20[i].bone_xform){
+                boneTransformList_free(D_80379E20[i].bone_xform);
+            }
+        }
+    }
+}
+
+void animCache_flushStale(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        if(D_80379E20[i].alive == TRUE && D_80379E20[i].bone_xform != NULL){
+            if(D_80379E20[i].life < 0x3b){
+                boneTransformList_free(D_80379E20[i].bone_xform);
+                D_80379E20[i].bone_xform = 0;
+                if(func_80254BC4(1)){
+                    break;
+                }
+            }
+        }
+    }
+}
+
+void animCache_flushAll(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        if(D_80379E20[i].alive){
+            func_803203FC(0);
+            D_80379E20[i].life = 0;
+            boneTransformList_free(D_80379E20[i].bone_xform);
+            D_80379E20[i].bone_xform = NULL;
+        }
+    }
+}
+
+void animCache_update(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        if(D_80379E20[i].alive == TRUE && D_80379E20[i].bone_xform){
+            if(--D_80379E20[i].life <= 0){
+                boneTransformList_free(D_80379E20[i].bone_xform);
+                D_80379E20[i].bone_xform = 0;
+            }
+        }
+    }
+}
+
+s16 animCache_getNextFree(void){
+    int i;
+
+    for(i = 0; i<340; i++){
+        if(!D_80379E20[i].alive){
+            return i;
+        }
+    }
+    return -1;
+}
+
+s16 animCache_getNew(void){
+    int indx = animCache_getNextFree();
+    D_80379E20[indx].alive = TRUE;
+    D_80379E20[indx].life = 0;
+    D_80379E20[indx].bone_xform = 0;
+    return indx;
+}
+
+bool animCache_inUse(s16 index){
+    return (D_80379E20[index].bone_xform) ? 1 : 0; 
+}
+
+void animCache_release(s16 index){
+    if(D_80379E20[index].bone_xform){
+        boneTransformList_free(D_80379E20[index].bone_xform);
+    }
+    D_80379E20[index].alive = 0;
+    D_80379E20[index].bone_xform = 0;
+    D_80379E20[index].life = 0;
+
+}
+
+int animCache_getBoneTransformList(s16 index, BoneTransformList **arg1){
+    D_80379E20[index].life = 0x3C;
+    if(D_80379E20[index].bone_xform){
+        *arg1 = D_80379E20[index].bone_xform;
+        return FALSE;
+    }else{
+        D_80379E20[index].bone_xform = boneTransformList_new();
+        *arg1 = D_80379E20[index].bone_xform;
+        return TRUE;
+    }
+}
+
+void animCache_defrag(void){
+    int i;
+    for(i = 0; i < 340; i++){
+        if(D_80379E20[i].alive == TRUE && D_80379E20[i].bone_xform){
+            D_80379E20[i].bone_xform = boneTransformList_defrag(D_80379E20[i].bone_xform);
+        }
+    }
+}