Cleanup animation

src/dusk/animation/CMakeLists.txt

@@ -7,4 +7,5 @@ target_sources(${DUSK_LIBRARY_TARGET_NAME}
   PUBLIC
     easing.c
     animation.c
+    animationproperty.c
 )

src/dusk/animation/animation.c

@@ -6,91 +6,74 @@
 #include "animation.h"
 #include "assert/assert.h"
 #include "util/memory.h"
-#include <math.h>
+#include "util/math.h"
 
 void animationInit(animation_t *anim) {
   memoryZero(anim, sizeof(animation_t));
 }
 
-animationproperty_t *animationAddProperty(animation_t *anim, float_t *target) {
+animationproperty_t *animationAddProperty(animation_t *anim) {
   assertTrue(
     anim->propertyCount < ANIMATION_PROPERTY_COUNT_MAX,
     "Property count exceeds ANIMATION_PROPERTY_COUNT_MAX"
   );
   animationproperty_t *prop = &anim->properties[anim->propertyCount++];
-  prop->target = target;
   prop->keyframeCount = 0;
   return prop;
 }
 
-void animationPropertyAddKeyframe(
-  animation_t *anim,
-  animationproperty_t *prop,
-  float_t time,
-  float_t value,
-  easingtype_t easing
-) {
-  assertTrue(
-    prop->keyframeCount < ANIMATION_KEYFRAME_COUNT_MAX,
-    "Keyframe count exceeds ANIMATION_KEYFRAME_COUNT_MAX"
-  );
-  uint8_t i = prop->keyframeCount++;
-  prop->keyframes[i].time = time;
-  prop->keyframes[i].value = value;
-  prop->keyframes[i].easing = easing;
-  if(time > anim->duration) anim->duration = time;
-}
-
-static float_t animationPropertyGetValue(
-  const animationproperty_t *prop,
-  float_t time
-) {
-  if(prop->keyframeCount == 0) return 0.0f;
-
-  uint8_t last = prop->keyframeCount - 1;
-
-  if(prop->keyframeCount == 1) return prop->keyframes[0].value;
-  if(time <= prop->keyframes[0].time) return prop->keyframes[0].value;
-  if(time >= prop->keyframes[last].time) return prop->keyframes[last].value;
-
-  for(uint8_t i = 0; i < last; i++) {
-    const keyframe_t *a = &prop->keyframes[i];
-    const keyframe_t *b = &prop->keyframes[i + 1];
-    if(time < a->time || time >= b->time) continue;
-    float_t t = (time - a->time) / (b->time - a->time);
-    t = easingApply(a->easing, t);
-    return a->value + (b->value - a->value) * t;
-  }
-
-  return prop->keyframes[last].value;
-}
-
 void animationUpdate(animation_t *anim, float_t delta) {
+  assertNotNull(anim, "Animation cannot be null");
+
+  // Anim done?
   if(
     (anim->flags & ANIMATION_FLAG_FINISHED) &&
     !(anim->flags & ANIMATION_FLAG_LOOP_ENABLED)
   ) return;
 
+  // Start
   anim->flags |= ANIMATION_FLAG_STARTED;
   anim->time += delta;
 
-  if(anim->duration > 0.0f && anim->time >= anim->duration) {
+  // Tick
+  float_t duration = animationGetDuration(anim);
+  if(anim->time >= duration) {
+    // Done/Loop
     if(anim->flags & ANIMATION_FLAG_LOOP_ENABLED) {
-      anim->time = fmodf(anim->time, anim->duration);
+      anim->time = mathModFloat(anim->time, duration);
     } else {
-      anim->time = anim->duration;
+      anim->time = duration;
       anim->flags |= ANIMATION_FLAG_FINISHED;
     }
   }
-
-  for(uint8_t i = 0; i < anim->propertyCount; i++) {
-    animationproperty_t *prop = &anim->properties[i];
-    if(!prop->target) continue;
-    *prop->target = animationPropertyGetValue(prop, anim->time);
-  }
 }
 
+
 void animationReset(animation_t *anim) {
   anim->time = 0.0f;
   anim->flags &= ~(ANIMATION_FLAG_FINISHED | ANIMATION_FLAG_STARTED);
 }
+
+bool_t animationIsFinished(const animation_t *anim) {
+  return (anim->flags & ANIMATION_FLAG_FINISHED) != 0;
+}
+
+bool_t animationIsStarted(const animation_t *anim) {
+  return (anim->flags & ANIMATION_FLAG_STARTED) != 0;
+}
+
+bool_t animationIsLooping(const animation_t *anim) {
+  return (anim->flags & ANIMATION_FLAG_LOOP_ENABLED) != 0;
+}
+
+float_t animationGetDuration(const animation_t *anim) {
+  float_t duration = 0.0f;
+  for(uint8_t i = 0; i < anim->propertyCount; i++) {
+    animationproperty_t *prop = &anim->properties[i];
+    if(prop->keyframeCount == 0) continue;
+    float_t lastKeyframeTime =
+      prop->keyframes[prop->keyframeCount - 1].time;
+    if(lastKeyframeTime > duration) duration = lastKeyframeTime;
+  }
+  return duration;
+}

src/dusk/animation/animation.h

@@ -4,72 +4,83 @@
 // https://opensource.org/licenses/MIT
 
 #pragma once
-#include "keyframe.h"
-#include "error/error.h"
+#include "animationproperty.h"
 
 #define ANIMATION_PROPERTY_COUNT_MAX 8
 
-typedef uint8_t animationflags_t;
-#define ANIMATION_FLAG_FINISHED     ((animationflags_t)(1 << 0))
-#define ANIMATION_FLAG_STARTED      ((animationflags_t)(1 << 1))
-#define ANIMATION_FLAG_LOOP_ENABLED ((animationflags_t)(1 << 2))
-
-typedef struct {
-  float_t *target;
-  keyframe_t keyframes[ANIMATION_KEYFRAME_COUNT_MAX];
-  uint8_t keyframeCount;
-} animationproperty_t;
+#define ANIMATION_FLAG_FINISHED (1 << 0)
+#define ANIMATION_FLAG_STARTED (1 << 1)
+#define ANIMATION_FLAG_LOOP_ENABLED (1 << 2)
 
 typedef struct {
   animationproperty_t properties[ANIMATION_PROPERTY_COUNT_MAX];
   uint8_t propertyCount;
   float_t time;
-  float_t duration;
-  animationflags_t flags;
+  uint8_t flags;
 } animation_t;
 
 /**
- * Zeroes an animation struct.
+ * Initializes an animation.
+ * 
+ * @param anim The animation to initialize.
  */
 void animationInit(animation_t *anim);
 
 /**
  * Adds a new animated property. The caller owns target and must keep it valid
  * for the lifetime of the animation.
+ * 
+ * @param anim The animation to add the property to.
+ * @return A pointer to the new property.
  */
-animationproperty_t *animationAddProperty(animation_t *anim, float_t *target);
-
-/**
- * Appends a keyframe to a property. Keyframes must be added in ascending time
- * order. Updates the animation's duration.
- */
-void animationPropertyAddKeyframe(
-  animation_t *anim,
-  animationproperty_t *prop,
-  float_t time,
-  float_t value,
-  easingtype_t easing
-);
+animationproperty_t *animationAddProperty(animation_t *anim);
 
 /**
  * Advances the animation by delta seconds and writes interpolated values to
  * each property's target pointer.
+ * 
+ * @param anim The animation to update.
+ * @param delta The time to advance the animation by, in seconds.
  */
 void animationUpdate(animation_t *anim, float_t delta);
 
 /**
  * Resets the animation to the beginning, clearing Started and Finished flags.
+ * 
+ * @param anim The animation to reset.
  */
 void animationReset(animation_t *anim);
 
-static inline bool_t animationIsFinished(const animation_t *anim) {
-  return (anim->flags & ANIMATION_FLAG_FINISHED) != 0;
-}
+/**
+ * Returns true if the animation has finished (i.e. reached the end of its
+ * duration and is not looping).
+ * 
+ * @param anim The animation to check.
+ * @return true if the animation has finished, false otherwise.
+ */
+bool_t animationIsFinished(const animation_t *anim);
 
-static inline bool_t animationIsStarted(const animation_t *anim) {
-  return (anim->flags & ANIMATION_FLAG_STARTED) != 0;
-}
+/**
+ * Returns true if the animation has been started (i.e. animationUpdate has
+ * been called at least once).
+ * 
+ * @param anim The animation to check.
+ * @return true if the animation has been started, false otherwise.
+ */
+bool_t animationIsStarted(const animation_t *anim);
 
-static inline bool_t animationIsLooping(const animation_t *anim) {
-  return (anim->flags & ANIMATION_FLAG_LOOP_ENABLED) != 0;
-}
+/**
+ * Returns true if the animation is set to loop.
+ * 
+ * @param anim The animation to check.
+ * @return true if the animation is set to loop, false otherwise.
+ */
+bool_t animationIsLooping(const animation_t *anim);
+
+/**
+ * Gets the total duration of the animation (based on the keyframes).
+ * 
+ * @param anim The animation to get the duration of.
+ * @return The total duration of the animation, in seconds.
+ */
+float_t animationGetDuration(const animation_t *anim);

src/dusk/animation/animationproperty.c

@@ -0,0 +1,55 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "animationproperty.h"
+#include "assert/assert.h"
+
+void animationPropertyAddKeyframe(
+  animationproperty_t *prop,
+  const float_t time,
+  const float_t value,
+  const easingtype_t easing
+) {
+  assertNotNull(prop, "Property cannot be null");
+  assertTrue(
+    prop->keyframeCount < ANIMATION_PROPERTY_KEYFRAME_COUNT_MAX,
+    "Too many keyframes added to property"
+  );
+  assertTrue(time >= 0.0f, "Keyframe time cannot be negative");
+
+  keyframe_t *frame = &prop->keyframes[prop->keyframeCount++];
+  frame->time = time;
+  frame->value = value;
+  frame->easing = easing;
+}
+
+float_t animationPropertyGetValue(
+  const animationproperty_t *prop,
+  const float_t time
+) {
+  assertNotNull(prop, "Property cannot be null");
+  assertTrue(time >= 0.0f, "Time cannot be negative");
+
+  if(prop->keyframeCount == 0) return 0.0f;
+
+  uint8_t last = prop->keyframeCount - 1;
+
+  if(prop->keyframeCount == 1) return prop->keyframes[0].value;
+  if(time <= prop->keyframes[0].time) return prop->keyframes[0].value;
+  if(time >= prop->keyframes[last].time) return prop->keyframes[last].value;
+
+  for(uint8_t i = 0; i < last; i++) {
+    const keyframe_t *a = &prop->keyframes[i];
+    const keyframe_t *b = &prop->keyframes[i + 1];
+    if(time < a->time || time >= b->time) continue;
+    float_t t = (time - a->time) / (b->time - a->time);
+    t = easingApply(a->easing, t);
+    return a->value + (b->value - a->value) * t;
+  }
+
+  return prop->keyframes[last].value;
+}

src/dusk/animation/animationproperty.h

@@ -0,0 +1,44 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "keyframe.h"
+
+#define ANIMATION_PROPERTY_KEYFRAME_COUNT_MAX 16
+
+typedef struct {
+  keyframe_t keyframes[ANIMATION_PROPERTY_KEYFRAME_COUNT_MAX];
+  uint8_t keyframeCount;
+} animationproperty_t;
+
+/**
+ * Appends a keyframe to a property. Keyframes must be added in ascending time
+ * order. Updates the animation's duration.
+ * 
+ * @param property The property to add the keyframe to.
+ * @param time The time of the keyframe, in seconds.
+ * @param value The value of the keyframe.
+ * @param easing The easing type to use when interpolating to the next keyframe.
+ */
+void animationPropertyAddKeyframe(
+  animationproperty_t *property,
+  const float_t time,
+  const float_t value,
+  const easingtype_t easing
+);
+
+/**
+ * Gets the property's value at a given time.
+ * 
+ * @param prop The property to get the value from.
+ * @param time The time at which to get the value, in seconds.
+ * @return The value of the property at the given time.
+ */
+float_t animationPropertyGetValue(
+  const animationproperty_t *prop,
+  const float_t time
+);

src/dusk/animation/easing.c

@@ -7,82 +7,101 @@
 #include "assert/assert.h"
 #include <math.h>
 
-#define EASING_PI   3.14159265358979323846f
-#define EASING_C1   1.70158f
-#define EASING_C2   (EASING_C1 * 1.525f)
-#define EASING_C3   (EASING_C1 + 1.0f)
+const easingfn_t EASING_FUNCTIONS[EASING_COUNT] = {
+  easingLinear,
+  easingInSine,
+  easingOutSine,
+  easingInOutSine,
+  easingInQuad,
+  easingOutQuad,
+  easingInOutQuad,
+  easingInCubic,
+  easingOutCubic,
+  easingInOutCubic,
+  easingInQuart,
+  easingOutQuart,
+  easingInOutQuart,
+  easingInBack,
+  easingOutBack,
+  easingInOutBack,
+};
 
-float_t easingLinear(float_t t) {
+float_t easingApply(const easingtype_t type, const float_t t) {
+  assertTrue(type < EASING_COUNT, "Invalid easing type");
+  return EASING_FUNCTIONS[type](t);
+}
+
+float_t easingLinear(const float_t t) {
   return t;
 }
 
-float_t easingInSine(float_t t) {
+float_t easingInSine(const float_t t) {
   return 1.0f - cosf(t * EASING_PI * 0.5f);
 }
 
-float_t easingOutSine(float_t t) {
+float_t easingOutSine(const float_t t) {
   return sinf(t * EASING_PI * 0.5f);
 }
 
-float_t easingInOutSine(float_t t) {
+float_t easingInOutSine(const float_t t) {
   return -(cosf(EASING_PI * t) - 1.0f) * 0.5f;
 }
 
-float_t easingInQuad(float_t t) {
+float_t easingInQuad(const float_t t) {
   return t * t;
 }
 
-float_t easingOutQuad(float_t t) {
+float_t easingOutQuad(const float_t t) {
   float_t u = 1.0f - t;
   return 1.0f - u * u;
 }
 
-float_t easingInOutQuad(float_t t) {
+float_t easingInOutQuad(const float_t t) {
   if(t < 0.5f) return 2.0f * t * t;
   float_t u = -2.0f * t + 2.0f;
   return 1.0f - u * u * 0.5f;
 }
 
-float_t easingInCubic(float_t t) {
+float_t easingInCubic(const float_t t) {
   return t * t * t;
 }
 
-float_t easingOutCubic(float_t t) {
+float_t easingOutCubic(const float_t t) {
   float_t u = 1.0f - t;
   return 1.0f - u * u * u;
 }
 
-float_t easingInOutCubic(float_t t) {
+float_t easingInOutCubic(const float_t t) {
   if(t < 0.5f) return 4.0f * t * t * t;
   float_t u = -2.0f * t + 2.0f;
   return 1.0f - u * u * u * 0.5f;
 }
 
-float_t easingInQuart(float_t t) {
+float_t easingInQuart(const float_t t) {
   return t * t * t * t;
 }
 
-float_t easingOutQuart(float_t t) {
+float_t easingOutQuart(const float_t t) {
   float_t u = 1.0f - t;
   return 1.0f - u * u * u * u;
 }
 
-float_t easingInOutQuart(float_t t) {
+float_t easingInOutQuart(const float_t t) {
   if(t < 0.5f) return 8.0f * t * t * t * t;
   float_t u = -2.0f * t + 2.0f;
   return 1.0f - u * u * u * u * 0.5f;
 }
 
-float_t easingInBack(float_t t) {
+float_t easingInBack(const float_t t) {
   return EASING_C3 * t * t * t - EASING_C1 * t * t;
 }
 
-float_t easingOutBack(float_t t) {
+float_t easingOutBack(const float_t t) {
   float_t u = t - 1.0f;
   return 1.0f + EASING_C3 * u * u * u + EASING_C1 * u * u;
 }
 
-float_t easingInOutBack(float_t t) {
+float_t easingInOutBack(const float_t t) {
   if(t < 0.5f) {
     float_t u = 2.0f * t;
     return u * u * ((EASING_C2 + 1.0f) * u - EASING_C2) * 0.5f;
@@ -90,17 +109,3 @@ float_t easingInOutBack(float_t t) {
   float_t u = 2.0f * t - 2.0f;
   return (u * u * ((EASING_C2 + 1.0f) * u + EASING_C2) + 2.0f) * 0.5f;
 }
-
-const easingfn_t EASING_FUNCTIONS[EASING_COUNT] = {
-  easingLinear,
-  easingInSine,    easingOutSine,    easingInOutSine,
-  easingInQuad,    easingOutQuad,    easingInOutQuad,
-  easingInCubic,   easingOutCubic,   easingInOutCubic,
-  easingInQuart,   easingOutQuart,   easingInOutQuart,
-  easingInBack,    easingOutBack,    easingInOutBack,
-};
-
-float_t easingApply(easingtype_t type, float_t t) {
-  assertTrue(type < EASING_COUNT, "Invalid easing type");
-  return EASING_FUNCTIONS[type](t);
-}

src/dusk/animation/easing.h

@@ -6,44 +6,58 @@
 #pragma once
 #include "dusk.h"
 
-#define EASING_LINEAR        0
-#define EASING_IN_SINE       1
-#define EASING_OUT_SINE      2
-#define EASING_IN_OUT_SINE   3
-#define EASING_IN_QUAD       4
-#define EASING_OUT_QUAD      5
-#define EASING_IN_OUT_QUAD   6
-#define EASING_IN_CUBIC      7
-#define EASING_OUT_CUBIC     8
-#define EASING_IN_OUT_CUBIC  9
-#define EASING_IN_QUART      10
-#define EASING_OUT_QUART     11
-#define EASING_IN_OUT_QUART  12
-#define EASING_IN_BACK       13
-#define EASING_OUT_BACK      14
-#define EASING_IN_OUT_BACK   15
-#define EASING_COUNT         16
+#define EASING_PI 3.14159265358979323846f
+#define EASING_C1 1.70158f
+#define EASING_C2 (EASING_C1 * 1.525f)
+#define EASING_C3 (EASING_C1 + 1.0f)
 
-typedef uint8_t easingtype_t;
-typedef float_t (*easingfn_t)(float_t t);
+typedef enum {
+  EASING_LINEAR,
+  EASING_IN_SINE,
+  EASING_OUT_SINE,
+  EASING_IN_OUT_SINE,
+  EASING_IN_QUAD,
+  EASING_OUT_QUAD,
+  EASING_IN_OUT_QUAD,
+  EASING_IN_CUBIC,
+  EASING_OUT_CUBIC,
+  EASING_IN_OUT_CUBIC,
+  EASING_IN_QUART,
+  EASING_OUT_QUART,
+  EASING_IN_OUT_QUART,
+  EASING_IN_BACK,
+  EASING_OUT_BACK,
+  EASING_IN_OUT_BACK,
+
+  EASING_COUNT
+} easingtype_t;
+
+typedef float_t (*easingfn_t)(const float_t t);
 
 extern const easingfn_t EASING_FUNCTIONS[EASING_COUNT];
 
-float_t easingApply(easingtype_t type, float_t t);
+/**
+ * Applies the specified easing function to t.
+ * 
+ * @param type The easing type to apply.
+ * @param t The input time, in the range [0, 1].
+ * @return The eased value, in the range [0, 1].
+ */
+float_t easingApply(const easingtype_t type, const float_t t);
 
-float_t easingLinear(float_t t);
-float_t easingInSine(float_t t);
-float_t easingOutSine(float_t t);
-float_t easingInOutSine(float_t t);
-float_t easingInQuad(float_t t);
-float_t easingOutQuad(float_t t);
-float_t easingInOutQuad(float_t t);
-float_t easingInCubic(float_t t);
-float_t easingOutCubic(float_t t);
-float_t easingInOutCubic(float_t t);
-float_t easingInQuart(float_t t);
-float_t easingOutQuart(float_t t);
-float_t easingInOutQuart(float_t t);
-float_t easingInBack(float_t t);
-float_t easingOutBack(float_t t);
-float_t easingInOutBack(float_t t);
+float_t easingLinear(const float_t t);
+float_t easingInSine(const float_t t);
+float_t easingOutSine(const float_t t);
+float_t easingInOutSine(const float_t t);
+float_t easingInQuad(const float_t t);
+float_t easingOutQuad(const float_t t);
+float_t easingInOutQuad(const float_t t);
+float_t easingInCubic(const float_t t);
+float_t easingOutCubic(const float_t t);
+float_t easingInOutCubic(const float_t t);
+float_t easingInQuart(const float_t t);
+float_t easingOutQuart(const float_t t);
+float_t easingInOutQuart(const float_t t);
+float_t easingInBack(const float_t t);
+float_t easingOutBack(const float_t t);
+float_t easingInOutBack(const float_t t);

src/dusk/animation/keyframe.h

@@ -6,8 +6,6 @@
 #pragma once
 #include "easing.h"
 
-#define ANIMATION_KEYFRAME_COUNT_MAX 16
-
 typedef struct {
   float_t time;
   float_t value;

src/dusk/assert/assert.h

@@ -218,6 +218,8 @@
 
 #endif
 
+// Static Assertions
+
 #define assertStructSize(struct, size) \
   _Static_assert(sizeof(struct) == size, "Size of " #struct " must be " #size)
 

src/dusk/asset/asset.c

@@ -25,7 +25,7 @@ errorret_t assetInit(void) {
 }
 
 bool_t assetFileExists(const char_t *filename) {
-  assertStrLenMax(filename, ASSET_FILE_PATH_MAX, "Filename too long.");
+  assertStrLenMax(filename, ASSET_FILE_NAME_MAX, "Filename too long.");
 
   zip_int64_t idx = zip_name_locate(ASSET.zip, filename, 0);
   if(idx < 0) return false;
@@ -38,7 +38,7 @@ errorret_t assetLoad(
   void *params,
   void *output
 ) {
-  assertStrLenMax(filename, ASSET_FILE_PATH_MAX, "Filename too long.");
+  assertStrLenMax(filename, ASSET_FILE_NAME_MAX, "Filename too long.");
   assertNotNull(output, "Output pointer cannot be NULL.");
   assertNotNull(loader, "Asset file loader cannot be NULL.");
 

src/dusk/asset/assetfile.c

@@ -16,9 +16,11 @@ errorret_t assetFileInit(
   void *params,
   void *output
 ) {
-  memoryZero(file, sizeof(assetfile_t));
+  assertNotNull(file, "Asset file cannot be NULL.");
+  assertStrLenMax(filename, ASSET_FILE_NAME_MAX, "Filename too long.");
 
-  file->filename = filename;
+  memoryZero(file, sizeof(assetfile_t));
+  memoryCopy(file->filename, filename, ASSET_FILE_NAME_MAX);
   file->params = params;
   file->output = output;
 

src/dusk/asset/assetfile.h

@@ -9,14 +9,14 @@
 #include "error/error.h"
 #include <zip.h>
 
-#define ASSET_FILE_PATH_MAX FILENAME_MAX
+#define ASSET_FILE_NAME_MAX 48
 
 typedef struct assetfile_s assetfile_t;
 
 typedef errorret_t (*assetfileloader_t)(assetfile_t *file);
 
 typedef struct assetfile_s {
-  const char_t *filename;
+  char_t filename[ASSET_FILE_NAME_MAX];
   void *params;
   void *output;
 

src/dusk/scene/scene.c

@@ -168,7 +168,7 @@ errorret_t sceneSetImmediate(const char_t *scene) {
     stringCopy(
       SCENE.sceneNext,
       scene == NULL ? "" : scene,
-      ASSET_FILE_PATH_MAX
+      ASSET_FILE_NAME_MAX
     );
   }
 
@@ -183,7 +183,7 @@ errorret_t sceneSetImmediate(const char_t *scene) {
   stringCopy(
     SCENE.sceneCurrent,
     scene == NULL ? "" : scene,
-    ASSET_FILE_PATH_MAX
+    ASSET_FILE_NAME_MAX
   );
 
   if(scene != NULL) {
@@ -216,7 +216,7 @@ void sceneSet(const char_t *scene) {
   stringCopy(
     SCENE.sceneNext,
     scene == NULL ? "" : scene,
-    ASSET_FILE_PATH_MAX
+    ASSET_FILE_NAME_MAX
   );
 }
 

src/dusk/scene/scene.h

@@ -14,8 +14,8 @@
 typedef struct {
   bool_t sceneActive;
   jerry_value_t scriptRef;
-  char_t sceneCurrent[ASSET_FILE_PATH_MAX];
-  char_t sceneNext[ASSET_FILE_PATH_MAX];
+  char_t sceneCurrent[ASSET_FILE_NAME_MAX];
+  char_t sceneNext[ASSET_FILE_NAME_MAX];
 } scene_t;
 
 extern scene_t SCENE;

src/dusk/script/module/animation/moduleanimation.h

@@ -9,307 +9,307 @@
 #include "animation/animation.h"
 #include "util/memory.h"
 
-static scriptproto_t MODULE_ANIMATION_PROTO;
+// static scriptproto_t MODULE_ANIMATION_PROTO;
 
-// JS animation wraps a single-property animation; value is the managed target.
-typedef struct {
-  animation_t anim;
-  float_t value;
-} jsAnimation_t;
+// // JS animation wraps a single-property animation; value is the managed target.
+// typedef struct {
+//   animation_t anim;
+//   float_t value;
+// } jsAnimation_t;
 
-static inline jsAnimation_t *moduleAnimationGetWrapper(
-  const jerry_call_info_t *callInfo
-) {
-  return (jsAnimation_t *)scriptProtoGetValue(
-    &MODULE_ANIMATION_PROTO, callInfo->this_value
-  );
-}
+// static inline jsAnimation_t *moduleAnimationGetWrapper(
+//   const jerry_call_info_t *callInfo
+// ) {
+//   return (jsAnimation_t *)scriptProtoGetValue(
+//     &MODULE_ANIMATION_PROTO, callInfo->this_value
+//   );
+// }
 
-// Returns the animation_t pointer (first field of jsAnimation_t — same address).
-static inline animation_t *moduleAnimationGet(
-  const jerry_call_info_t *callInfo
-) {
-  return (animation_t *)moduleAnimationGetWrapper(callInfo);
-}
+// // Returns the animation_t pointer (first field of jsAnimation_t — same address).
+// static inline animation_t *moduleAnimationGet(
+//   const jerry_call_info_t *callInfo
+// ) {
+//   return (animation_t *)moduleAnimationGetWrapper(callInfo);
+// }
 
-// Extracts an easingtype_t from a JS value. Accepts either a plain number
-// or an Easing.xxx function (which has a .type numeric property).
-static easingtype_t moduleAnimationReadEasing(
-  const jerry_value_t val
-) {
-  if(jerry_value_is_number(val)) {
-    return (easingtype_t)(uint32_t)jerry_value_as_number(val);
-  }
-  if(jerry_value_is_object(val) || jerry_value_is_function(val)) {
-    jerry_value_t key = jerry_string_sz("type");
-    jerry_value_t typeVal = jerry_object_get(val, key);
-    jerry_value_free(key);
-    easingtype_t result = EASING_LINEAR;
-    if(jerry_value_is_number(typeVal)) {
-      result = (easingtype_t)(uint32_t)jerry_value_as_number(typeVal);
-    }
-    jerry_value_free(typeVal);
-    return result;
-  }
-  return EASING_LINEAR;
-}
+// // Extracts an easingtype_t from a JS value. Accepts either a plain number
+// // or an Easing.xxx function (which has a .type numeric property).
+// static easingtype_t moduleAnimationReadEasing(
+//   const jerry_value_t val
+// ) {
+//   if(jerry_value_is_number(val)) {
+//     return (easingtype_t)(uint32_t)jerry_value_as_number(val);
+//   }
+//   if(jerry_value_is_object(val) || jerry_value_is_function(val)) {
+//     jerry_value_t key = jerry_string_sz("type");
+//     jerry_value_t typeVal = jerry_object_get(val, key);
+//     jerry_value_free(key);
+//     easingtype_t result = EASING_LINEAR;
+//     if(jerry_value_is_number(typeVal)) {
+//       result = (easingtype_t)(uint32_t)jerry_value_as_number(typeVal);
+//     }
+//     jerry_value_free(typeVal);
+//     return result;
+//   }
+//   return EASING_LINEAR;
+// }
 
-// Fires onReach callbacks for any keyframes crossed between prevTime and
-// newTime. Returns an exception value on error, or jerry_undefined().
-static jerry_value_t moduleAnimationFireKeyframes(
-  const jerry_value_t thisVal,
-  float_t prevTime,
-  float_t newTime
-) {
-  jerry_value_t kfKey = jerry_string_sz("_keyframes");
-  jerry_value_t kfArr = jerry_object_get(thisVal, kfKey);
-  jerry_value_free(kfKey);
+// // Fires onReach callbacks for any keyframes crossed between prevTime and
+// // newTime. Returns an exception value on error, or jerry_undefined().
+// static jerry_value_t moduleAnimationFireKeyframes(
+//   const jerry_value_t thisVal,
+//   float_t prevTime,
+//   float_t newTime
+// ) {
+//   jerry_value_t kfKey = jerry_string_sz("_keyframes");
+//   jerry_value_t kfArr = jerry_object_get(thisVal, kfKey);
+//   jerry_value_free(kfKey);
 
-  if(!jerry_value_is_array(kfArr)) {
-    jerry_value_free(kfArr);
-    return jerry_undefined();
-  }
+//   if(!jerry_value_is_array(kfArr)) {
+//     jerry_value_free(kfArr);
+//     return jerry_undefined();
+//   }
 
-  jerry_length_t len = jerry_array_length(kfArr);
-  for(jerry_length_t i = 0; i < len; i++) {
-    jerry_value_t kfObj = jerry_object_get_index(kfArr, i);
+//   jerry_length_t len = jerry_array_length(kfArr);
+//   for(jerry_length_t i = 0; i < len; i++) {
+//     jerry_value_t kfObj = jerry_object_get_index(kfArr, i);
 
-    jerry_value_t tKey = jerry_string_sz("time");
-    jerry_value_t tVal = jerry_object_get(kfObj, tKey);
-    jerry_value_free(tKey);
-    float_t kfTime = (float_t)jerry_value_as_number(tVal);
-    jerry_value_free(tVal);
+//     jerry_value_t tKey = jerry_string_sz("time");
+//     jerry_value_t tVal = jerry_object_get(kfObj, tKey);
+//     jerry_value_free(tKey);
+//     float_t kfTime = (float_t)jerry_value_as_number(tVal);
+//     jerry_value_free(tVal);
 
-    if(prevTime < kfTime && newTime >= kfTime) {
-      jerry_value_t cbKey = jerry_string_sz("onReach");
-      jerry_value_t cb = jerry_object_get(kfObj, cbKey);
-      jerry_value_free(cbKey);
+//     if(prevTime < kfTime && newTime >= kfTime) {
+//       jerry_value_t cbKey = jerry_string_sz("onReach");
+//       jerry_value_t cb = jerry_object_get(kfObj, cbKey);
+//       jerry_value_free(cbKey);
 
-      if(jerry_value_is_function(cb)) {
-        jerry_value_t r = jerry_call(cb, thisVal, NULL, 0);
-        jerry_value_free(cb);
-        if(jerry_value_is_exception(r)) {
-          jerry_value_free(kfObj);
-          jerry_value_free(kfArr);
-          return r;
-        }
-        jerry_value_free(r);
-      } else {
-        jerry_value_free(cb);
-      }
-    }
+//       if(jerry_value_is_function(cb)) {
+//         jerry_value_t r = jerry_call(cb, thisVal, NULL, 0);
+//         jerry_value_free(cb);
+//         if(jerry_value_is_exception(r)) {
+//           jerry_value_free(kfObj);
+//           jerry_value_free(kfArr);
+//           return r;
+//         }
+//         jerry_value_free(r);
+//       } else {
+//         jerry_value_free(cb);
+//       }
+//     }
 
-    jerry_value_free(kfObj);
-  }
+//     jerry_value_free(kfObj);
+//   }
 
-  jerry_value_free(kfArr);
-  return jerry_undefined();
-}
+//   jerry_value_free(kfArr);
+//   return jerry_undefined();
+// }
 
-// Fires onComplete once. Returns an exception on error or jerry_undefined().
-static jerry_value_t moduleAnimationFireComplete(
-  const jerry_value_t thisVal
-) {
-  jerry_value_t firedKey = jerry_string_sz("_completeFired");
-  jerry_value_t firedVal = jerry_object_get(thisVal, firedKey);
-  bool_t alreadyFired = jerry_value_is_true(firedVal);
-  jerry_value_free(firedVal);
+// // Fires onComplete once. Returns an exception on error or jerry_undefined().
+// static jerry_value_t moduleAnimationFireComplete(
+//   const jerry_value_t thisVal
+// ) {
+//   jerry_value_t firedKey = jerry_string_sz("_completeFired");
+//   jerry_value_t firedVal = jerry_object_get(thisVal, firedKey);
+//   bool_t alreadyFired = jerry_value_is_true(firedVal);
+//   jerry_value_free(firedVal);
 
-  if(alreadyFired) {
-    jerry_value_free(firedKey);
-    return jerry_undefined();
-  }
+//   if(alreadyFired) {
+//     jerry_value_free(firedKey);
+//     return jerry_undefined();
+//   }
 
-  jerry_value_t trueVal = jerry_boolean(true);
-  jerry_object_set(thisVal, firedKey, trueVal);
-  jerry_value_free(firedKey);
-  jerry_value_free(trueVal);
+//   jerry_value_t trueVal = jerry_boolean(true);
+//   jerry_object_set(thisVal, firedKey, trueVal);
+//   jerry_value_free(firedKey);
+//   jerry_value_free(trueVal);
 
-  jerry_value_t cbKey = jerry_string_sz("onComplete");
-  jerry_value_t cb = jerry_object_get(thisVal, cbKey);
-  jerry_value_free(cbKey);
+//   jerry_value_t cbKey = jerry_string_sz("onComplete");
+//   jerry_value_t cb = jerry_object_get(thisVal, cbKey);
+//   jerry_value_free(cbKey);
 
-  if(jerry_value_is_function(cb)) {
-    jerry_value_t r = jerry_call(cb, thisVal, NULL, 0);
-    jerry_value_free(cb);
-    if(jerry_value_is_exception(r)) return r;
-    jerry_value_free(r);
-  } else {
-    jerry_value_free(cb);
-  }
+//   if(jerry_value_is_function(cb)) {
+//     jerry_value_t r = jerry_call(cb, thisVal, NULL, 0);
+//     jerry_value_free(cb);
+//     if(jerry_value_is_exception(r)) return r;
+//     jerry_value_free(r);
+//   } else {
+//     jerry_value_free(cb);
+//   }
 
-  return jerry_undefined();
-}
+//   return jerry_undefined();
+// }
 
-moduleBaseFunction(moduleAnimationConstructor) {
-  jsAnimation_t *janim = (jsAnimation_t *)memoryAllocate(sizeof(jsAnimation_t));
-  animationInit(&janim->anim);
-  janim->value = 0.0f;
+// moduleBaseFunction(moduleAnimationConstructor) {
+//   jsAnimation_t *janim = (jsAnimation_t *)memoryAllocate(sizeof(jsAnimation_t));
+//   animationInit(&janim->anim);
+//   janim->value = 0.0f;
 
-  if(argc > 0 && jerry_value_is_boolean(args[argc - 1])) {
-    if(jerry_value_is_true(args[argc - 1])) {
-      janim->anim.flags |= ANIMATION_FLAG_LOOP_ENABLED;
-    }
-  }
+//   if(argc > 0 && jerry_value_is_boolean(args[argc - 1])) {
+//     if(jerry_value_is_true(args[argc - 1])) {
+//       janim->anim.flags |= ANIMATION_FLAG_LOOP_ENABLED;
+//     }
+//   }
 
-  animationproperty_t *prop = animationAddProperty(&janim->anim, &janim->value);
+//   animationproperty_t *prop = animationAddProperty(&janim->anim, &janim->value);
 
-  if(argc > 0 && jerry_value_is_array(args[0])) {
-    jerry_length_t len = jerry_array_length(args[0]);
-    for(jerry_length_t i = 0; i < len; i++) {
-      jerry_value_t kf = jerry_object_get_index(args[0], i);
+//   if(argc > 0 && jerry_value_is_array(args[0])) {
+//     jerry_length_t len = jerry_array_length(args[0]);
+//     for(jerry_length_t i = 0; i < len; i++) {
+//       jerry_value_t kf = jerry_object_get_index(args[0], i);
 
-      jerry_value_t tKey = jerry_string_sz("time");
-      jerry_value_t vKey = jerry_string_sz("value");
-      jerry_value_t eKey = jerry_string_sz("easing");
+//       jerry_value_t tKey = jerry_string_sz("time");
+//       jerry_value_t vKey = jerry_string_sz("value");
+//       jerry_value_t eKey = jerry_string_sz("easing");
 
-      float_t t = (float_t)jerry_value_as_number(
-        jerry_object_get(kf, tKey)
-      );
-      float_t v = (float_t)jerry_value_as_number(
-        jerry_object_get(kf, vKey)
-      );
-      jerry_value_t eVal = jerry_object_get(kf, eKey);
-      easingtype_t e = moduleAnimationReadEasing(eVal);
+//       float_t t = (float_t)jerry_value_as_number(
+//         jerry_object_get(kf, tKey)
+//       );
+//       float_t v = (float_t)jerry_value_as_number(
+//         jerry_object_get(kf, vKey)
+//       );
+//       jerry_value_t eVal = jerry_object_get(kf, eKey);
+//       easingtype_t e = moduleAnimationReadEasing(eVal);
 
-      jerry_value_free(tKey);
-      jerry_value_free(vKey);
-      jerry_value_free(eKey);
-      jerry_value_free(eVal);
-      jerry_value_free(kf);
+//       jerry_value_free(tKey);
+//       jerry_value_free(vKey);
+//       jerry_value_free(eKey);
+//       jerry_value_free(eVal);
+//       jerry_value_free(kf);
 
-      animationPropertyAddKeyframe(&janim->anim, prop, t, v, e);
-    }
+//       animationPropertyAddKeyframe(&janim->anim, prop, t, v, e);
+//     }
 
-    // Store the JS keyframes array for onReach callback detection.
-    jerry_value_t kfKey = jerry_string_sz("_keyframes");
-    jerry_object_set(callInfo->this_value, kfKey, args[0]);
-    jerry_value_free(kfKey);
-  }
+//     // Store the JS keyframes array for onReach callback detection.
+//     jerry_value_t kfKey = jerry_string_sz("_keyframes");
+//     jerry_object_set(callInfo->this_value, kfKey, args[0]);
+//     jerry_value_free(kfKey);
+//   }
 
-  jerry_value_t firedKey = jerry_string_sz("_completeFired");
-  jerry_value_t falseVal = jerry_boolean(false);
-  jerry_object_set(callInfo->this_value, firedKey, falseVal);
-  jerry_value_free(firedKey);
-  jerry_value_free(falseVal);
+//   jerry_value_t firedKey = jerry_string_sz("_completeFired");
+//   jerry_value_t falseVal = jerry_boolean(false);
+//   jerry_object_set(callInfo->this_value, firedKey, falseVal);
+//   jerry_value_free(firedKey);
+//   jerry_value_free(falseVal);
 
-  jerry_object_set_native_ptr(
-    callInfo->this_value, &MODULE_ANIMATION_PROTO.info, janim
-  );
-  return jerry_undefined();
-}
+//   jerry_object_set_native_ptr(
+//     callInfo->this_value, &MODULE_ANIMATION_PROTO.info, janim
+//   );
+//   return jerry_undefined();
+// }
 
-moduleBaseFunction(moduleAnimationUpdate) {
-  jsAnimation_t *janim = moduleAnimationGetWrapper(callInfo);
-  if(!janim) return moduleBaseThrow("Invalid Animation instance");
-  if(argc < 1 || !jerry_value_is_number(args[0])) {
-    return moduleBaseThrow("update() expects a number delta");
-  }
+// moduleBaseFunction(moduleAnimationUpdate) {
+//   jsAnimation_t *janim = moduleAnimationGetWrapper(callInfo);
+//   if(!janim) return moduleBaseThrow("Invalid Animation instance");
+//   if(argc < 1 || !jerry_value_is_number(args[0])) {
+//     return moduleBaseThrow("update() expects a number delta");
+//   }
 
-  float_t prevTime = janim->anim.time;
-  float_t delta = (float_t)jerry_value_as_number(args[0]);
-  animationUpdate(&janim->anim, delta);
+//   float_t prevTime = janim->anim.time;
+//   float_t delta = (float_t)jerry_value_as_number(args[0]);
+//   animationUpdate(&janim->anim, delta);
 
-  jerry_value_t kfResult = moduleAnimationFireKeyframes(
-    callInfo->this_value, prevTime, janim->anim.time
-  );
-  if(jerry_value_is_exception(kfResult)) return kfResult;
-  jerry_value_free(kfResult);
+//   jerry_value_t kfResult = moduleAnimationFireKeyframes(
+//     callInfo->this_value, prevTime, janim->anim.time
+//   );
+//   if(jerry_value_is_exception(kfResult)) return kfResult;
+//   jerry_value_free(kfResult);
 
-  if(animationIsFinished(&janim->anim)) {
-    jerry_value_t cResult = moduleAnimationFireComplete(
-      callInfo->this_value
-    );
-    if(jerry_value_is_exception(cResult)) return cResult;
-    jerry_value_free(cResult);
-  }
+//   if(animationIsFinished(&janim->anim)) {
+//     jerry_value_t cResult = moduleAnimationFireComplete(
+//       callInfo->this_value
+//     );
+//     if(jerry_value_is_exception(cResult)) return cResult;
+//     jerry_value_free(cResult);
+//   }
 
-  return jerry_number((double)janim->value);
-}
+//   return jerry_number((double)janim->value);
+// }
 
-moduleBaseFunction(moduleAnimationGetValue) {
-  jsAnimation_t *janim = moduleAnimationGetWrapper(callInfo);
-  if(!janim) return moduleBaseThrow("Invalid Animation instance");
-  return jerry_number((double)janim->value);
-}
+// moduleBaseFunction(moduleAnimationGetValue) {
+//   jsAnimation_t *janim = moduleAnimationGetWrapper(callInfo);
+//   if(!janim) return moduleBaseThrow("Invalid Animation instance");
+//   return jerry_number((double)janim->value);
+// }
 
-moduleBaseFunction(moduleAnimationReset) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  if(!anim) return moduleBaseThrow("Invalid Animation instance");
-  animationReset(anim);
+// moduleBaseFunction(moduleAnimationReset) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   if(!anim) return moduleBaseThrow("Invalid Animation instance");
+//   animationReset(anim);
 
-  jerry_value_t key = jerry_string_sz("_completeFired");
-  jerry_value_t falseVal = jerry_boolean(false);
-  jerry_object_set(callInfo->this_value, key, falseVal);
-  jerry_value_free(key);
-  jerry_value_free(falseVal);
+//   jerry_value_t key = jerry_string_sz("_completeFired");
+//   jerry_value_t falseVal = jerry_boolean(false);
+//   jerry_object_set(callInfo->this_value, key, falseVal);
+//   jerry_value_free(key);
+//   jerry_value_free(falseVal);
 
-  return jerry_undefined();
-}
+//   return jerry_undefined();
+// }
 
-moduleBaseFunction(moduleAnimationGetComplete) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  return anim ? jerry_boolean(animationIsFinished(anim)) : jerry_boolean(false);
-}
+// moduleBaseFunction(moduleAnimationGetComplete) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   return anim ? jerry_boolean(animationIsFinished(anim)) : jerry_boolean(false);
+// }
 
-moduleBaseFunction(moduleAnimationGetLoop) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  return anim ? jerry_boolean(animationIsLooping(anim)) : jerry_boolean(false);
-}
+// moduleBaseFunction(moduleAnimationGetLoop) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   return anim ? jerry_boolean(animationIsLooping(anim)) : jerry_boolean(false);
+// }
 
-moduleBaseFunction(moduleAnimationSetLoop) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  if(!anim) return moduleBaseThrow("Invalid Animation instance");
-  if(argc < 1) return moduleBaseThrow("Expected boolean");
-  if(jerry_value_is_true(args[0])) {
-    anim->flags |= ANIMATION_FLAG_LOOP_ENABLED;
-  } else {
-    anim->flags &= ~ANIMATION_FLAG_LOOP_ENABLED;
-  }
-  return jerry_undefined();
-}
+// moduleBaseFunction(moduleAnimationSetLoop) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   if(!anim) return moduleBaseThrow("Invalid Animation instance");
+//   if(argc < 1) return moduleBaseThrow("Expected boolean");
+//   if(jerry_value_is_true(args[0])) {
+//     anim->flags |= ANIMATION_FLAG_LOOP_ENABLED;
+//   } else {
+//     anim->flags &= ~ANIMATION_FLAG_LOOP_ENABLED;
+//   }
+//   return jerry_undefined();
+// }
 
-moduleBaseFunction(moduleAnimationGetTime) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  return anim ? jerry_number((double)anim->time) : jerry_number(0.0);
-}
+// moduleBaseFunction(moduleAnimationGetTime) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   return anim ? jerry_number((double)anim->time) : jerry_number(0.0);
+// }
 
-moduleBaseFunction(moduleAnimationGetDuration) {
-  animation_t *anim = moduleAnimationGet(callInfo);
-  return anim ? jerry_number((double)anim->duration) : jerry_number(0.0);
-}
+// moduleBaseFunction(moduleAnimationGetDuration) {
+//   animation_t *anim = moduleAnimationGet(callInfo);
+//   return anim ? jerry_number((double)anim->duration) : jerry_number(0.0);
+// }
 
 static void moduleAnimation(void) {
-  scriptProtoInit(
-    &MODULE_ANIMATION_PROTO,
-    "Animation",
-    sizeof(jsAnimation_t),
-    moduleAnimationConstructor
-  );
+  // scriptProtoInit(
+  //   &MODULE_ANIMATION_PROTO,
+  //   "Animation",
+  //   sizeof(jsAnimation_t),
+  //   moduleAnimationConstructor
+  // );
 
-  scriptProtoDefineFunc(
-    &MODULE_ANIMATION_PROTO, "update", moduleAnimationUpdate
-  );
-  scriptProtoDefineFunc(
-    &MODULE_ANIMATION_PROTO, "getValue", moduleAnimationGetValue
-  );
-  scriptProtoDefineFunc(
-    &MODULE_ANIMATION_PROTO, "reset", moduleAnimationReset
-  );
-  scriptProtoDefineProp(
-    &MODULE_ANIMATION_PROTO, "complete",
-    moduleAnimationGetComplete, NULL
-  );
-  scriptProtoDefineProp(
-    &MODULE_ANIMATION_PROTO, "loop",
-    moduleAnimationGetLoop, moduleAnimationSetLoop
-  );
-  scriptProtoDefineProp(
-    &MODULE_ANIMATION_PROTO, "time",
-    moduleAnimationGetTime, NULL
-  );
-  scriptProtoDefineProp(
-    &MODULE_ANIMATION_PROTO, "duration",
-    moduleAnimationGetDuration, NULL
-  );
+  // scriptProtoDefineFunc(
+  //   &MODULE_ANIMATION_PROTO, "update", moduleAnimationUpdate
+  // );
+  // scriptProtoDefineFunc(
+  //   &MODULE_ANIMATION_PROTO, "getValue", moduleAnimationGetValue
+  // );
+  // scriptProtoDefineFunc(
+  //   &MODULE_ANIMATION_PROTO, "reset", moduleAnimationReset
+  // );
+  // scriptProtoDefineProp(
+  //   &MODULE_ANIMATION_PROTO, "complete",
+  //   moduleAnimationGetComplete, NULL
+  // );
+  // scriptProtoDefineProp(
+  //   &MODULE_ANIMATION_PROTO, "loop",
+  //   moduleAnimationGetLoop, moduleAnimationSetLoop
+  // );
+  // scriptProtoDefineProp(
+  //   &MODULE_ANIMATION_PROTO, "time",
+  //   moduleAnimationGetTime, NULL
+  // );
+  // scriptProtoDefineProp(
+  //   &MODULE_ANIMATION_PROTO, "duration",
+  //   moduleAnimationGetDuration, NULL
+  // );
 }

src/dusk/script/module/scene/modulescene.h

@@ -28,7 +28,7 @@ moduleBaseFunction(moduleSceneSet) {
   if(argc < 1) return moduleBaseThrow("Expected at least 1 argument");
   moduleBaseRequireString(0);
 
-  char_t name[ASSET_FILE_PATH_MAX];
+  char_t name[ASSET_FILE_NAME_MAX];
   moduleBaseToString(args[0], name, sizeof(name));
   if(name[0] == '\0') return moduleBaseThrow("Scene.set: name cannot be empty");
 

src/dusk/util/math.c

@@ -18,4 +18,10 @@ uint32_t mathNextPowTwo(uint32_t value) {
   value |= value >> 8;
   value |= value >> 16;
   return value + 1;
+}
+
+float_t mathModFloat(float_t x, float_t y) {
+  float_t result = fmodf(x, y);
+  if(result < 0) result += y;
+  return result;
 }

src/dusk/util/math.h

@@ -50,4 +50,14 @@ uint32_t mathNextPowTwo(uint32_t value);
  * @param amt The number to get the absolute value of.
  * @return The absolute value of the number.
  */
-#define mathAbs(amt) ((amt) < 0 ? -(amt) : (amt))
+#define mathAbs(amt) ((amt) < 0 ? -(amt) : (amt))
+
+/**
+ * Performs a modulus operation that always returns a non-negative result, even
+ * if the dividend is negative.
+ * 
+ * @param x The dividend.
+ * @param y The divisor.
+ * @return The result of the modulus operation.
+ */
+float_t mathModFloat(float_t x, float_t y);

src/dusklinux/asset/assetlinux.c

@@ -14,12 +14,12 @@ errorret_t assetInitLinux(void) {
   // Engine may have been provided the launch path
   if(ENGINE.argc > 0) {
     // Get the directory of the executable
-    char_t buffer[ASSET_FILE_PATH_MAX];
-    stringCopy(buffer, ENGINE.argv[0], ASSET_FILE_PATH_MAX);
+    char_t buffer[ASSET_SYSTEM_PATH_MAX];
+    stringCopy(buffer, ENGINE.argv[0], ASSET_SYSTEM_PATH_MAX);
     size_t len = strlen(buffer);
 
     // Normalize slashes
-    for(size_t i = 0; i < ASSET_FILE_PATH_MAX; i++) {
+    for(size_t i = 0; i < ASSET_SYSTEM_PATH_MAX; i++) {
       if(buffer[i] == '\0') break;
       if(buffer[i] == '\\') buffer[i] = '/';
     }
@@ -38,36 +38,36 @@ errorret_t assetInitLinux(void) {
     // Did we find a slash?
     if(end != buffer) {
       // We found the directory, set as system path
-      stringCopy(ASSET.platform.systemPath, buffer, ASSET_FILE_PATH_MAX);
+      stringCopy(ASSET.platform.systemPath, buffer, ASSET_SYSTEM_PATH_MAX);
     }
   } else {
     // Default system path, intended to be overridden by the platform
-    stringCopy(ASSET.platform.systemPath, ".", ASSET_FILE_PATH_MAX);
+    stringCopy(ASSET.platform.systemPath, ".", ASSET_SYSTEM_PATH_MAX);
   }
 
   // Open zip file
-  char_t searchPath[ASSET_FILE_PATH_MAX];
+  char_t searchPath[ASSET_SYSTEM_PATH_MAX];
   const char_t **path = ASSET_LINUX_SEARCH_PATHS;
   int32_t error;
   do {
-    char_t temp[ASSET_FILE_PATH_MAX];
+    char_t temp[ASSET_SYSTEM_PATH_MAX];
     snprintf(
       temp,
-      ASSET_FILE_PATH_MAX,
+      ASSET_SYSTEM_PATH_MAX,
       *path,
       ASSET_FILE_NAME
     );
 
-    // Ensure combined length does not exceed ASSET_FILE_PATH_MAX
+    // Ensure combined length does not exceed ASSET_SYSTEM_PATH_MAX
     size_t syslen = strlen(ASSET.platform.systemPath);
     size_t slashlen = 1; // for '/'
-    size_t max_temp = ASSET_FILE_PATH_MAX - syslen - slashlen - 1;
+    size_t max_temp = ASSET_SYSTEM_PATH_MAX - syslen - slashlen - 1;
     if(strlen(temp) > max_temp) {
       temp[max_temp] = '\0';
     }
     snprintf(
       searchPath,
-      ASSET_FILE_PATH_MAX,
+      ASSET_SYSTEM_PATH_MAX,
       "%s/%s",
       ASSET.platform.systemPath,
       temp

src/dusklinux/asset/assetlinux.h

@@ -9,6 +9,8 @@
 #include "error/error.h"
 #include "asset/assetfile.h"
 
+#define ASSET_SYSTEM_PATH_MAX FILENAME_MAX
+
 static const char_t *ASSET_LINUX_SEARCH_PATHS[] = {
   "%s",
   "../%s",
@@ -19,7 +21,7 @@ static const char_t *ASSET_LINUX_SEARCH_PATHS[] = {
 };
 
 typedef struct {
-  char_t systemPath[ASSET_FILE_PATH_MAX];
+  char_t systemPath[ASSET_SYSTEM_PATH_MAX];
 } assetlinux_t;
 
 /**