Decompiled source of BoundSoul v1.2.0
BoundSoul.dll
Decompiled a month ago
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using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Linq; using System.Reflection; using System.Runtime.CompilerServices; using System.Runtime.InteropServices; using System.Runtime.Versioning; using System.Threading; using BepInEx; using BepInEx.Configuration; using BepInEx.Logging; using HarmonyLib; using Hebron.Runtime; using HutongGames.PlayMaker; using SkongGamemodes; using StbImageSharp; using UnityEngine; using UnityEngine.EventSystems; using UnityEngine.Events; using UnityEngine.UI; [assembly: CompilationRelaxations(8)] [assembly: RuntimeCompatibility(WrapNonExceptionThrows = true)] [assembly: Debuggable(DebuggableAttribute.DebuggingModes.Default | DebuggableAttribute.DebuggingModes.DisableOptimizations | DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints | DebuggableAttribute.DebuggingModes.EnableEditAndContinue)] [assembly: AssemblyTitle("BoundSilk")] [assembly: AssemblyDescription("")] [assembly: AssemblyConfiguration("")] [assembly: AssemblyCompany("")] [assembly: AssemblyProduct("BoundSilk")] [assembly: AssemblyCopyright("Copyright © 2025")] [assembly: AssemblyTrademark("")] [assembly: ComVisible(false)] [assembly: Guid("319f2244-27b7-4592-af8e-6c7b4a79e146")] [assembly: AssemblyFileVersion("1.0.0.0")] [assembly: TargetFramework(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")] [assembly: AssemblyVersion("1.0.0.0")] namespace BoundSilk { public sealed class BoundSilkUI : MonoBehaviour { [Serializable] [CompilerGenerated] private sealed class <>c { public static readonly <>c <>9 = new <>c(); public static UnityAction <>9__23_0; public static UnityAction <>9__23_1; public static UnityAction <>9__23_2; public static UnityAction <>9__23_3; internal void <CreateUI>b__23_0() { BoundSilkPlugin.NeedleBind.Value = !BoundSilkPlugin.NeedleBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)needleButton).image.sprite = (BoundSilkPlugin.NeedleBind.Value ? needleOn : needleOff); } internal void <CreateUI>b__23_1() { BoundSilkPlugin.ShellBind.Value = !BoundSilkPlugin.ShellBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)shellButton).image.sprite = (BoundSilkPlugin.ShellBind.Value ? shellOn : shellOff); } internal void <CreateUI>b__23_2() { BoundSilkPlugin.SilkBind.Value = !BoundSilkPlugin.SilkBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)silkButton).image.sprite = (BoundSilkPlugin.SilkBind.Value ? silkOn : silkOff); } internal void <CreateUI>b__23_3() { BoundSilkPlugin.ToolBind.Value = !BoundSilkPlugin.ToolBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)toolButton).image.sprite = (BoundSilkPlugin.ToolBind.Value ? toolOn : toolOff); } } private static Canvas canvas; private static Image dimBackground; private static Image mainMenuImage; private static Button needleButton; private static Button shellButton; private static Button silkButton; private static Button toolButton; private static Sprite needleOn; private static Sprite needleOff; private static Sprite shellOn; private static Sprite shellOff; private static Sprite silkOn; private static Sprite silkOff; private static Sprite toolOn; private static Sprite toolOff; private static Sprite menuSprite; private bool isMenuActive = false; private static string assetsPath; public static void StartFromMain() { assetsPath = Path.Combine(Path.GetDirectoryName(typeof(BoundSilkPlugin).Assembly.Location) ?? "", "Assets"); LoadSprites(); CreateUI(); } private void Update() { if (Input.GetKeyDown((KeyCode)104) && BoundSilkPlugin.enableBindings) { ToggleMenu(); } } private static void LoadSprites() { try { menuSprite = LoadSpriteSafe("MainIcon.png"); needleOn = LoadSpriteSafe("NeedleBindOn.png"); needleOff = LoadSpriteSafe("NeedleBindOff.png"); shellOn = LoadSpriteSafe("ShellBindOn.png"); shellOff = LoadSpriteSafe("ShellBindOff.png"); silkOn = LoadSpriteSafe("SilkBindOn.png"); silkOff = LoadSpriteSafe("SilkBindOff.png"); toolOn = LoadSpriteSafe("ToolBindOn.png"); toolOff = LoadSpriteSafe("ToolBindOff.png"); } catch (Exception ex) { BoundSilkPlugin.LogSrc.LogError((object)("LoadSprites() threw: " + ex)); } } private static Sprite LoadSpriteSafe(string fileName) { try { return LoadSprite(fileName); } catch (Exception arg) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSpriteSafe: exception while loading {fileName}: {arg}"); return null; } } private static Sprite LoadSprite(string resourceName) { //IL_0293: Unknown result type (might be due to invalid IL or missing references) //IL_029a: Expected O, but got Unknown //IL_02da: Unknown result type (might be due to invalid IL or missing references) //IL_02e9: Unknown result type (might be due to invalid IL or missing references) Assembly assembly = typeof(BoundSilkPlugin).Assembly; string name = "BoundSilk.Assets." + resourceName; Stream manifestResourceStream = assembly.GetManifestResourceStream(name); if (manifestResourceStream == null) { string[] manifestResourceNames = assembly.GetManifestResourceNames(); string text = manifestResourceNames.FirstOrDefault((string n) => n.EndsWith(resourceName, StringComparison.InvariantCultureIgnoreCase)); if (string.IsNullOrEmpty(text)) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSprite: resource not found anywhere: looked for '{resourceName}'. Available resources count: {manifestResourceNames.Length}"); return null; } manifestResourceStream = assembly.GetManifestResourceStream(text); } if (manifestResourceStream == null) { BoundSilkPlugin.LogSrc.LogError((object)("LoadSprite: still null stream after fallback for '" + resourceName + "'")); return null; } using (manifestResourceStream) { byte[] array; try { array = new byte[manifestResourceStream.Length]; if (manifestResourceStream.Read(array, 0, array.Length) == 0) { BoundSilkPlugin.LogSrc.LogError((object)("LoadSprite: zero bytes read for '" + resourceName + "'")); return null; } } catch (Exception arg) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSprite: error reading resource stream for '{resourceName}': {arg}"); return null; } ImageResult imageResult; try { imageResult = ImageResult.FromMemory(array); if (imageResult == null || imageResult.Width <= 0 || imageResult.Height <= 0) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSprite: StbImageSharp returned invalid image (w:{imageResult?.Width} h:{imageResult?.Height}) for '{resourceName}'"); return null; } } catch (Exception arg2) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSprite: StbImageSharp.FromMemory failed for '{resourceName}': {arg2}"); return null; } try { int width = imageResult.Width; int height = imageResult.Height; int num = 4; byte[] data = imageResult.Data; byte[] array2 = new byte[data.Length]; int num2 = width * num; for (int i = 0; i < height; i++) { int srcOffset = i * num2; int dstOffset = (height - 1 - i) * num2; Buffer.BlockCopy(data, srcOffset, array2, dstOffset, num2); } Texture2D val = new Texture2D(width, height, (TextureFormat)4, false); val.LoadRawTextureData(array2); val.Apply(); ((Texture)val).filterMode = (FilterMode)1; ((Texture)val).wrapMode = (TextureWrapMode)1; return Sprite.Create(val, new Rect(0f, 0f, (float)((Texture)val).width, (float)((Texture)val).height), new Vector2(0.5f, 0.5f)); } catch (Exception arg3) { BoundSilkPlugin.LogSrc.LogError((object)$"LoadSprite: Texture2D/Sprite.Create failed for '{resourceName}': {arg3}"); return null; } } } private static void CreateUI() { //IL_0006: Unknown result type (might be due to invalid IL or missing references) //IL_0064: Unknown result type (might be due to invalid IL or missing references) //IL_00c1: Unknown result type (might be due to invalid IL or missing references) //IL_0104: Unknown result type (might be due to invalid IL or missing references) //IL_0119: Unknown result type (might be due to invalid IL or missing references) //IL_012e: Unknown result type (might be due to invalid IL or missing references) //IL_0143: Unknown result type (might be due to invalid IL or missing references) //IL_0158: Unknown result type (might be due to invalid IL or missing references) //IL_0179: Unknown result type (might be due to invalid IL or missing references) //IL_01c7: Unknown result type (might be due to invalid IL or missing references) //IL_01dc: Unknown result type (might be due to invalid IL or missing references) //IL_0224: Unknown result type (might be due to invalid IL or missing references) //IL_00a0: Unknown result type (might be due to invalid IL or missing references) //IL_00a6: Expected O, but got Unknown //IL_0266: Unknown result type (might be due to invalid IL or missing references) //IL_023d: Unknown result type (might be due to invalid IL or missing references) //IL_0242: Unknown result type (might be due to invalid IL or missing references) //IL_0248: Expected O, but got Unknown //IL_02a8: Unknown result type (might be due to invalid IL or missing references) //IL_027f: Unknown result type (might be due to invalid IL or missing references) //IL_0284: Unknown result type (might be due to invalid IL or missing references) //IL_028a: Expected O, but got Unknown //IL_02ea: Unknown result type (might be due to invalid IL or missing references) //IL_02c1: Unknown result type (might be due to invalid IL or missing references) //IL_02c6: Unknown result type (might be due to invalid IL or missing references) //IL_02cc: Expected O, but got Unknown //IL_0303: Unknown result type (might be due to invalid IL or missing references) //IL_0308: Unknown result type (might be due to invalid IL or missing references) //IL_030e: Expected O, but got Unknown canvas = new GameObject("BoundSilkCanvas").AddComponent<Canvas>(); canvas.renderMode = (RenderMode)0; canvas.sortingOrder = 1000; Object.DontDestroyOnLoad((Object)(object)((Component)canvas).gameObject); CanvasScaler val = ((Component)canvas).gameObject.AddComponent<CanvasScaler>(); val.uiScaleMode = (ScaleMode)1; val.referenceResolution = new Vector2(1920f, 1080f); val.matchWidthOrHeight = 0.5f; ((Component)canvas).gameObject.AddComponent<GraphicRaycaster>(); if ((Object)(object)Object.FindObjectOfType<EventSystem>() == (Object)null) { GameObject val2 = new GameObject("EventSystem"); val2.AddComponent<EventSystem>(); val2.AddComponent<StandaloneInputModule>(); Object.DontDestroyOnLoad((Object)(object)val2); } dimBackground = new GameObject("Dim").AddComponent<Image>(); ((Component)dimBackground).transform.SetParent(((Component)canvas).transform, false); ((Graphic)dimBackground).color = new Color(0f, 0f, 0f, 0.5f); ((Graphic)dimBackground).rectTransform.anchorMin = Vector2.zero; ((Graphic)dimBackground).rectTransform.anchorMax = Vector2.one; ((Graphic)dimBackground).rectTransform.offsetMin = Vector2.zero; ((Graphic)dimBackground).rectTransform.offsetMax = Vector2.zero; ((Component)dimBackground).gameObject.SetActive(false); mainMenuImage = new GameObject("MainMenu").AddComponent<Image>(); mainMenuImage.sprite = menuSprite; ((Component)mainMenuImage).transform.SetParent(((Component)canvas).transform, false); ((Graphic)mainMenuImage).rectTransform.sizeDelta = new Vector2(400f, 400f); ((Graphic)mainMenuImage).rectTransform.anchoredPosition = Vector2.zero; ((Component)mainMenuImage).gameObject.SetActive(false); mainMenuImage.type = (Type)0; mainMenuImage.preserveAspect = true; Sprite sprite = needleOff; Vector2 anchoredPos = new Vector2(-100f, 80f); object obj = <>c.<>9__23_0; if (obj == null) { UnityAction val3 = delegate { BoundSilkPlugin.NeedleBind.Value = !BoundSilkPlugin.NeedleBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)needleButton).image.sprite = (BoundSilkPlugin.NeedleBind.Value ? needleOn : needleOff); }; <>c.<>9__23_0 = val3; obj = (object)val3; } needleButton = CreateButton("NeedleButton", sprite, anchoredPos, (UnityAction)obj); Sprite sprite2 = shellOff; Vector2 anchoredPos2 = new Vector2(100f, 80f); object obj2 = <>c.<>9__23_1; if (obj2 == null) { UnityAction val4 = delegate { BoundSilkPlugin.ShellBind.Value = !BoundSilkPlugin.ShellBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)shellButton).image.sprite = (BoundSilkPlugin.ShellBind.Value ? shellOn : shellOff); }; <>c.<>9__23_1 = val4; obj2 = (object)val4; } shellButton = CreateButton("ShellButton", sprite2, anchoredPos2, (UnityAction)obj2); Sprite sprite3 = silkOff; Vector2 anchoredPos3 = new Vector2(-100f, -80f); object obj3 = <>c.<>9__23_2; if (obj3 == null) { UnityAction val5 = delegate { BoundSilkPlugin.SilkBind.Value = !BoundSilkPlugin.SilkBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)silkButton).image.sprite = (BoundSilkPlugin.SilkBind.Value ? silkOn : silkOff); }; <>c.<>9__23_2 = val5; obj3 = (object)val5; } silkButton = CreateButton("SilkButton", sprite3, anchoredPos3, (UnityAction)obj3); Sprite sprite4 = toolOff; Vector2 anchoredPos4 = new Vector2(100f, -80f); object obj4 = <>c.<>9__23_3; if (obj4 == null) { UnityAction val6 = delegate { BoundSilkPlugin.ToolBind.Value = !BoundSilkPlugin.ToolBind.Value; ((BaseUnityPlugin)BoundSilkPlugin.Instance).Config.Save(); ((Selectable)toolButton).image.sprite = (BoundSilkPlugin.ToolBind.Value ? toolOn : toolOff); }; <>c.<>9__23_3 = val6; obj4 = (object)val6; } toolButton = CreateButton("ToolButton", sprite4, anchoredPos4, (UnityAction)obj4); } private static Button CreateButton(string name, Sprite sprite, Vector2 anchoredPos, UnityAction onClick) { //IL_0002: Unknown result type (might be due to invalid IL or missing references) //IL_0008: Expected O, but got Unknown //IL_005c: Unknown result type (might be due to invalid IL or missing references) //IL_0068: Unknown result type (might be due to invalid IL or missing references) GameObject val = new GameObject(name); val.transform.SetParent(((Component)mainMenuImage).transform, false); Button val2 = val.AddComponent<Button>(); Image val3 = val.AddComponent<Image>(); val3.sprite = sprite; ((Selectable)val2).targetGraphic = (Graphic)(object)val3; ((UnityEvent)val2.onClick).AddListener(onClick); RectTransform component = val.GetComponent<RectTransform>(); component.sizeDelta = new Vector2(100f, 50f); component.anchoredPosition = anchoredPos; val.SetActive(false); return val2; } private void ToggleMenu() { isMenuActive = !isMenuActive; ((Component)dimBackground).gameObject.SetActive(isMenuActive); ((Component)mainMenuImage).gameObject.SetActive(isMenuActive); ((Component)needleButton).gameObject.SetActive(isMenuActive); ((Component)shellButton).gameObject.SetActive(isMenuActive); ((Component)silkButton).gameObject.SetActive(isMenuActive); ((Component)toolButton).gameObject.SetActive(isMenuActive); ((Selectable)needleButton).image.sprite = (BoundSilkPlugin.NeedleBind.Value ? needleOn : needleOff); ((Selectable)shellButton).image.sprite = (BoundSilkPlugin.ShellBind.Value ? shellOn : shellOff); ((Selectable)silkButton).image.sprite = (BoundSilkPlugin.SilkBind.Value ? silkOn : silkOff); ((Selectable)toolButton).image.sprite = (BoundSilkPlugin.ToolBind.Value ? toolOn : toolOff); } } [BepInDependency(/*Could not decode attribute arguments.*/)] [BepInPlugin("dervorce.hkss.boundsilk", "Bound Silk", "1.0.0")] public sealed class BoundSilkPlugin : BaseUnityPlugin { internal static ManualLogSource LogSrc; public static BoundSilkPlugin Instance; public static ConfigEntry<bool> NeedleBind; public static ConfigEntry<bool> SilkBind; public static ConfigEntry<bool> ToolBind; public static ConfigEntry<bool> ShellBind; private static GameModeData boundMode; private static GameModeData steelBoundMode; internal static GameModeData glassBoundMode; internal static bool enableBindings => boundMode.Enabled || steelBoundMode.Enabled || glassBoundMode.Enabled; private void Awake() { //IL_003b: Unknown result type (might be due to invalid IL or missing references) //IL_0074: Unknown result type (might be due to invalid IL or missing references) //IL_0099: Unknown result type (might be due to invalid IL or missing references) //IL_0134: Unknown result type (might be due to invalid IL or missing references) //IL_013a: Expected O, but got Unknown //IL_013f: Unknown result type (might be due to invalid IL or missing references) //IL_0145: Expected O, but got Unknown LogSrc = ((BaseUnityPlugin)this).Logger; Instance = this; boundMode = GameModeManagerPlugin.Instance.Manager.Init((MonoBehaviour)(object)this, "Bound Soul", "Enable The Binder by Pressing H", new Color(0.941f, 0.78f, 0.255f, 0.8f), false); steelBoundMode = GameModeManagerPlugin.Instance.Manager.Init((MonoBehaviour)(object)this, "SteelBound Soul", "Bound by Pantheon, Chained by Steel, a mix of steel and bound soul.", new Color(0.843f, 0.788f, 0.608f, 0.8f), true); glassBoundMode = GameModeManagerPlugin.Instance.Manager.Init((MonoBehaviour)(object)this, "GlassBound Soul", "Bound and you also die in 1 hit lmao goodluck vro.", Color.white, true); NeedleBind = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "Needle Binding", true, "Enable Needle Binding"); ToolBind = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "Tool Binding", true, "Enable Tools Binding"); SilkBind = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "Silk Binding", true, "Enable Silk Binding"); ShellBind = ((BaseUnityPlugin)this).Config.Bind<bool>("General", "Shell Binding", true, "Enable Shell Binding"); Harmony.DEBUG = true; Harmony val = new Harmony("dervorce.hkss.boundsilk"); GameObject val2 = new GameObject("BoundSilkUIHandler"); Object.DontDestroyOnLoad((Object)(object)val2); val2.AddComponent<BoundSilkUI>(); try { BoundSilkUI.StartFromMain(); } catch (Exception ex) { LogSrc.LogError((object)("BoundSilkUI.StartFromMain threw: " + ex)); } val.PatchAll(); } private void OnDestroy() { GameModeManager instance = GameModeManager.Instance; if (instance != null) { instance.Dispose(); } } } [HarmonyPatch(typeof(HealthManager), "TakeDamage")] public static class Patch_TakeDamage { [HarmonyPrefix] public static void Prefix(ref HitInstance hitInstance) { //IL_001f: Unknown result type (might be due to invalid IL or missing references) //IL_0027: Unknown result type (might be due to invalid IL or missing references) //IL_002d: Invalid comparison between Unknown and I4 //IL_0030: Unknown result type (might be due to invalid IL or missing references) //IL_0037: Invalid comparison between Unknown and I4 if (BoundSilkPlugin.enableBindings && hitInstance.IsHeroDamage && ((int)hitInstance.AttackType == 0 || (int)hitInstance.AttackType == 7 || (int)hitInstance.AttackType == 16) && BoundSilkPlugin.NeedleBind.Value) { hitInstance.Multiplier *= 0.8f; hitInstance.DamageDealt = Math.Min(hitInstance.DamageDealt, 13); } } } [HarmonyPatch(typeof(PlayerData), "TakeHealth")] public static class Patch_GlassyBoy { [HarmonyPrefix] public static void glAss(PlayerData __instance, ref int amount) { if (BoundSilkPlugin.glassBoundMode.Enabled) { amount = __instance.CurrentMaxHealth; } } } [HarmonyPatch(typeof(PlayerData), "get_CurrentMaxHealth")] public static class Patch_Playerdata { [HarmonyPostfix] public static void Postfix(PlayerData __instance, ref int __result) { if (BoundSilkPlugin.enableBindings) { if (BoundSilkPlugin.ShellBind.Value) { __result = 4; } EventRegister.SendEvent(EventRegisterEvents.HealthUpdate, (GameObject)null); EventRegister.SendEvent(EventRegisterEvents.HeroHealed, (GameObject)null); } } } [HarmonyPatch(typeof(PlayerData), "get_CurrentSilkMax")] [HarmonyPatch(typeof(PlayerData), "get_CurrentSilkMaxBasic")] public static class Patch_Playerdata2 { [HarmonyPostfix] public static void Postfix(PlayerData __instance, ref int __result) { if (BoundSilkPlugin.enableBindings) { if (BoundSilkPlugin.SilkBind.Value) { __result = 4; } if (BoundSilkPlugin.SilkBind.Value) { ((NamedVariable)HeroController.instance.spellControl.Fsm.Variables.FindFsmInt("Silk Cost")).RawValue = 4; } else { ((NamedVariable)HeroController.instance.spellControl.Fsm.Variables.FindFsmInt("Silk Cost")).RawValue = 9; } } } } [HarmonyPatch(typeof(PlayerData), "get_CurrentSilkRegenMax")] public static class Patch_Playerdata3 { [HarmonyPostfix] public static void Postfix(PlayerData __instance, ref int __result) { if (BoundSilkPlugin.enableBindings && __result <= 1 && BoundSilkPlugin.SilkBind.Value) { __result = 1; } } } [HarmonyPatch(typeof(SilkSpool), "get_BindCost")] public static class Patch_BindCost { [HarmonyPrefix] public static bool Prefix(ref float __result) { if (!BoundSilkPlugin.enableBindings) { return true; } if (!BoundSilkPlugin.SilkBind.Value) { return true; } if (PlayerData.instance.IsAnyCursed) { __result = float.MaxValue; return false; } __result = 4f; return false; } } [HarmonyPatch(typeof(HeroController), "AddHealth")] public static class Patch_AddHealth { [HarmonyPrefix] public static void Prefix(ref int amount) { if (BoundSilkPlugin.enableBindings && BoundSilkPlugin.SilkBind.Value) { amount = 1; } } } [HarmonyPatch(typeof(InventoryItemTool), "Submit")] public static class Patch_IsLocked { [HarmonyPrefix] public static bool Prefix(ref InventoryItemTool __instance) { if (!BoundSilkPlugin.enableBindings) { return true; } if (!BoundSilkPlugin.ToolBind.Value) { return true; } return false; } } [HarmonyPatch(typeof(InventoryToolCrestSlot), "get_EquippedItem")] public static class Patch_Datag { [HarmonyPostfix] public static void Postfix(ref ToolItem __result) { if (BoundSilkPlugin.enableBindings && BoundSilkPlugin.ToolBind.Value) { __result = null; } } } } namespace Hebron.Runtime { internal static class CRuntime { private static readonly string numbers = "0123456789"; public unsafe static void* malloc(ulong size) { return malloc((long)size); } public unsafe static void* malloc(long size) { IntPtr intPtr = Marshal.AllocHGlobal((int)size); MemoryStats.Allocated(); return intPtr.ToPointer(); } public unsafe static void free(void* a) { if (a != null) { Marshal.FreeHGlobal(new IntPtr(a)); MemoryStats.Freed(); } } public unsafe static void memcpy(void* a, void* b, long size) { Buffer.MemoryCopy(b, a, size, size); } public unsafe static void memcpy(void* a, void* b, ulong size) { memcpy(a, b, (long)size); } public unsafe static void memmove(void* a, void* b, long size) { void* ptr = null; try { ptr = malloc(size); memcpy(ptr, b, size); memcpy(a, ptr, size); } finally { if (ptr != null) { free(ptr); } } } public unsafe static int memcmp(void* a, void* b, long size) { int num = 0; byte* ptr = (byte*)a; byte* ptr2 = (byte*)b; for (long num2 = 0L; num2 < size; num2++) { if (*ptr != *ptr2) { num++; } ptr++; ptr2++; } return num; } public unsafe static void memset(void* ptr, int value, long size) { byte* ptr2 = (byte*)ptr; byte b = (byte)value; for (long num = 0L; num < size; num++) { *(ptr2++) = b; } } public unsafe static void memset(void* ptr, int value, ulong size) { memset(ptr, value, (long)size); } public static uint _lrotl(uint x, int y) { return (x << y) | (x >> 32 - y); } public unsafe static void* realloc(void* a, long newSize) { if (a == null) { return malloc(newSize); } return Marshal.ReAllocHGlobal(new IntPtr(a), new IntPtr(newSize)).ToPointer(); } public unsafe static void* realloc(void* a, ulong newSize) { return realloc(a, (long)newSize); } public static int abs(int v) { return Math.Abs(v); } public static double pow(double a, double b) { return Math.Pow(a, b); } public static double ldexp(double number, int exponent) { return number * Math.Pow(2.0, exponent); } public unsafe static int strcmp(sbyte* src, string token) { int num = 0; for (int i = 0; i < token.Length; i++) { if (src[i] != token[i]) { num++; } } return num; } public unsafe static int strncmp(sbyte* src, string token, ulong size) { int num = 0; for (int i = 0; i < Math.Min(token.Length, (int)size); i++) { if (src[i] != token[i]) { num++; } } return num; } public unsafe static long strtol(sbyte* start, sbyte** end, int radix) { int num = 0; sbyte* ptr = start; while (numbers.IndexOf((char)(*ptr)) != -1) { ptr++; num++; } long num2 = 0L; ptr = start; while (num > 0) { long num3 = numbers.IndexOf((char)(*ptr)); long num4 = (long)Math.Pow(10.0, num - 1); num2 += num3 * num4; ptr++; num--; } if (end != null) { *end = ptr; } return num2; } } internal static class MemoryStats { private static int _allocations; public static int Allocations => _allocations; internal static void Allocated() { Interlocked.Increment(ref _allocations); } internal static void Freed() { Interlocked.Decrement(ref _allocations); } } internal class Utility { public static T[][] CreateArray<T>(int d1, int d2) { T[][] array = new T[d1][]; for (int i = 0; i < d1; i++) { array[i] = new T[d2]; } return array; } } } namespace StbImageSharp { internal class AnimatedFrameResult : ImageResult { public int DelayInMs { get; set; } } internal class AnimatedGifEnumerator : IEnumerator<AnimatedFrameResult>, IDisposable, IEnumerator { private readonly StbImage.stbi__context _context; private StbImage.stbi__gif _gif; private readonly ColorComponents _colorComponents; public ColorComponents ColorComponents => _colorComponents; public AnimatedFrameResult Current { get; private set; } object IEnumerator.Current => Current; public AnimatedGifEnumerator(Stream input, ColorComponents colorComponents) { if (input == null) { throw new ArgumentNullException("input"); } _context = new StbImage.stbi__context(input); if (StbImage.stbi__gif_test(_context) == 0) { throw new Exception("Input stream is not GIF file."); } _gif = new StbImage.stbi__gif(); _colorComponents = colorComponents; } public void Dispose() { Dispose(disposing: true); GC.SuppressFinalize(this); } public unsafe bool MoveNext() { int num = default(int); byte b = default(byte); byte* ptr = StbImage.stbi__gif_load_next(_context, _gif, &num, (int)ColorComponents, &b); if (ptr == null) { return false; } if (Current == null) { Current = new AnimatedFrameResult { Width = _gif.w, Height = _gif.h, SourceComp = (ColorComponents)num, Comp = ((ColorComponents == ColorComponents.Default) ? ((ColorComponents)num) : ColorComponents) }; Current.Data = new byte[Current.Width * Current.Height * (int)Current.Comp]; } Current.DelayInMs = _gif.delay; Marshal.Copy(new IntPtr(ptr), Current.Data, 0, Current.Data.Length); return true; } public void Reset() { throw new NotImplementedException(); } ~AnimatedGifEnumerator() { Dispose(disposing: false); } protected unsafe virtual void Dispose(bool disposing) { if (_gif != null) { if (_gif._out_ != null) { CRuntime.free(_gif._out_); _gif._out_ = null; } if (_gif.history != null) { CRuntime.free(_gif.history); _gif.history = null; } if (_gif.background != null) { CRuntime.free(_gif.background); _gif.background = null; } _gif = null; } } } internal class AnimatedGifEnumerable : IEnumerable<AnimatedFrameResult>, IEnumerable { private readonly Stream _input; private readonly ColorComponents _colorComponents; public ColorComponents ColorComponents => _colorComponents; public AnimatedGifEnumerable(Stream input, ColorComponents colorComponents) { _input = input; _colorComponents = colorComponents; } public IEnumerator<AnimatedFrameResult> GetEnumerator() { return new AnimatedGifEnumerator(_input, ColorComponents); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } internal enum ColorComponents { Default, Grey, GreyAlpha, RedGreenBlue, RedGreenBlueAlpha } internal struct ImageInfo { public int Width; public int Height; public ColorComponents ColorComponents; public int BitsPerChannel; public unsafe static ImageInfo? FromStream(Stream stream) { StbImage.stbi__context s = new StbImage.stbi__context(stream); bool flag = StbImage.stbi__is_16_main(s) == 1; StbImage.stbi__rewind(s); int width = default(int); int height = default(int); int colorComponents = default(int); int num = StbImage.stbi__info_main(s, &width, &height, &colorComponents); StbImage.stbi__rewind(s); if (num == 0) { return null; } ImageInfo value = default(ImageInfo); value.Width = width; value.Height = height; value.ColorComponents = (ColorComponents)colorComponents; value.BitsPerChannel = (flag ? 16 : 8); return value; } } internal class ImageResult { public int Width { get; set; } public int Height { get; set; } public ColorComponents SourceComp { get; set; } public ColorComponents Comp { get; set; } public byte[] Data { get; set; } internal unsafe static ImageResult FromResult(byte* result, int width, int height, ColorComponents comp, ColorComponents req_comp) { if (result == null) { throw new InvalidOperationException(StbImage.stbi__g_failure_reason); } ImageResult imageResult = new ImageResult { Width = width, Height = height, SourceComp = comp, Comp = ((req_comp == ColorComponents.Default) ? comp : req_comp) }; imageResult.Data = new byte[width * height * (int)imageResult.Comp]; Marshal.Copy(new IntPtr(result), imageResult.Data, 0, imageResult.Data.Length); return imageResult; } public unsafe static ImageResult FromStream(Stream stream, ColorComponents requiredComponents = ColorComponents.Default) { byte* ptr = null; try { int width = default(int); int height = default(int); int comp = default(int); ptr = StbImage.stbi__load_and_postprocess_8bit(new StbImage.stbi__context(stream), &width, &height, &comp, (int)requiredComponents); return FromResult(ptr, width, height, (ColorComponents)comp, requiredComponents); } finally { if (ptr != null) { CRuntime.free(ptr); } } } public static ImageResult FromMemory(byte[] data, ColorComponents requiredComponents = ColorComponents.Default) { using MemoryStream stream = new MemoryStream(data); return FromStream(stream, requiredComponents); } public static IEnumerable<AnimatedFrameResult> AnimatedGifFramesFromStream(Stream stream, ColorComponents requiredComponents = ColorComponents.Default) { return new AnimatedGifEnumerable(stream, requiredComponents); } } internal class ImageResultFloat { public int Width { get; set; } public int Height { get; set; } public ColorComponents SourceComp { get; set; } public ColorComponents Comp { get; set; } public float[] Data { get; set; } internal unsafe static ImageResultFloat FromResult(float* result, int width, int height, ColorComponents comp, ColorComponents req_comp) { if (result == null) { throw new InvalidOperationException(StbImage.stbi__g_failure_reason); } ImageResultFloat imageResultFloat = new ImageResultFloat { Width = width, Height = height, SourceComp = comp, Comp = ((req_comp == ColorComponents.Default) ? comp : req_comp) }; imageResultFloat.Data = new float[width * height * (int)imageResultFloat.Comp]; Marshal.Copy(new IntPtr(result), imageResultFloat.Data, 0, imageResultFloat.Data.Length); return imageResultFloat; } public unsafe static ImageResultFloat FromStream(Stream stream, ColorComponents requiredComponents = ColorComponents.Default) { float* ptr = null; try { int width = default(int); int height = default(int); int comp = default(int); ptr = StbImage.stbi__loadf_main(new StbImage.stbi__context(stream), &width, &height, &comp, (int)requiredComponents); return FromResult(ptr, width, height, (ColorComponents)comp, requiredComponents); } finally { if (ptr != null) { CRuntime.free(ptr); } } } public static ImageResultFloat FromMemory(byte[] data, ColorComponents requiredComponents = ColorComponents.Default) { using MemoryStream stream = new MemoryStream(data); return FromStream(stream, requiredComponents); } } internal static class StbImage { public class stbi__context { private readonly Stream _stream; public byte[] _tempBuffer; public int img_n; public int img_out_n; public uint img_x; public uint img_y; public Stream Stream => _stream; public stbi__context(Stream stream) { if (stream == null) { throw new ArgumentNullException("stream"); } _stream = stream; } } public struct stbi__bmp_data { public int bpp; public int offset; public int hsz; public uint mr; public uint mg; public uint mb; public uint ma; public uint all_a; public int extra_read; } public struct stbi__result_info { public int bits_per_channel; public int num_channels; public int channel_order; } public class stbi__gif { public unsafe byte* _out_; public unsafe byte* background; public int bgindex; public stbi__gif_lzw[] codes = new stbi__gif_lzw[8192]; public byte[][] color_table; public int cur_x; public int cur_y; public int delay; public int eflags; public int flags; public int h; public unsafe byte* history; public int lflags; public int line_size; public byte[][] lpal = Utility.CreateArray<byte>(256, 4); public int max_x; public int max_y; public byte[][] pal = Utility.CreateArray<byte>(256, 4); public int parse; public int ratio; public int start_x; public int start_y; public int step; public int transparent; public int w; } public struct stbi__gif_lzw { public short prefix; public byte first; public byte suffix; } public unsafe delegate void delegate0(byte* arg0, int arg1, short* arg2); public unsafe delegate void delegate1(byte* arg0, byte* arg1, byte* arg2, byte* arg3, int arg4, int arg5); public unsafe delegate byte* delegate2(byte* arg0, byte* arg1, byte* arg2, int arg3, int arg4); public struct stbi__huffman { public unsafe fixed byte fast[512]; public unsafe fixed ushort code[256]; public unsafe fixed byte values[256]; public unsafe fixed byte size[257]; public unsafe fixed uint maxcode[18]; public unsafe fixed int delta[17]; } public class stbi__jpeg { public struct unnamed1 { public int id; public int h; public int v; public int tq; public int hd; public int ha; public int dc_pred; public int x; public int y; public int w2; public int h2; public unsafe byte* data; public unsafe void* raw_data; public unsafe void* raw_coeff; public unsafe byte* linebuf; public unsafe short* coeff; public int coeff_w; public int coeff_h; } public int app14_color_transform; public int code_bits; public uint code_buffer; public ushort[][] dequant = Utility.CreateArray<ushort>(4, 64); public int eob_run; public short[][] fast_ac = Utility.CreateArray<short>(4, 512); public stbi__huffman[] huff_ac = new stbi__huffman[4]; public stbi__huffman[] huff_dc = new stbi__huffman[4]; public delegate0 idct_block_kernel; public unnamed1[] img_comp = new unnamed1[4]; public int img_h_max; public int img_mcu_h; public int img_mcu_w; public int img_mcu_x; public int img_mcu_y; public int img_v_max; public int jfif; public byte marker; public int nomore; public int[] order = new int[4]; public int progressive; public delegate2 resample_row_hv_2_kernel; public int restart_interval; public int rgb; public stbi__context s; public int scan_n; public int spec_end; public int spec_start; public int succ_high; public int succ_low; public int todo; public delegate1 YCbCr_to_RGB_kernel; } public class stbi__resample { public int hs; public unsafe byte* line0; public unsafe byte* line1; public delegate2 resample; public int vs; public int w_lores; public int ypos; public int ystep; } public class stbi__png { public unsafe byte* _out_; public int depth; public unsafe byte* expanded; public unsafe byte* idata; public stbi__context s; } public struct stbi__pngchunk { public uint length; public uint type; } public struct stbi__zbuf { public unsafe byte* zbuffer; public unsafe byte* zbuffer_end; public int num_bits; public int hit_zeof_once; public uint code_buffer; public unsafe sbyte* zout; public unsafe sbyte* zout_start; public unsafe sbyte* zout_end; public int z_expandable; public stbi__zhuffman z_length; public stbi__zhuffman z_distance; } public struct stbi__zhuffman { public unsafe fixed ushort fast[512]; public unsafe fixed ushort firstcode[16]; public unsafe fixed int maxcode[17]; public unsafe fixed ushort firstsymbol[16]; public unsafe fixed byte size[288]; public unsafe fixed ushort value[288]; } public static string stbi__g_failure_reason; public static readonly char[] stbi__parse_png_file_invalid_chunk = new char[25]; public const int STBI_default = 0; public const int STBI_grey = 1; public const int STBI_grey_alpha = 2; public const int STBI_rgb = 3; public const int STBI_rgb_alpha = 4; public const int STBI_ORDER_RGB = 0; public const int STBI_ORDER_BGR = 1; public const int STBI__SCAN_load = 0; public const int STBI__SCAN_type = 1; public const int STBI__SCAN_header = 2; public static int stbi__vertically_flip_on_load_global; public static int stbi__vertically_flip_on_load_local; public static int stbi__vertically_flip_on_load_set; public static float stbi__l2h_gamma = 2.2f; public static float stbi__l2h_scale = 1f; public static float stbi__h2l_gamma_i = 0.45454544f; public static float stbi__h2l_scale_i = 1f; public static int stbi__unpremultiply_on_load_global; public static int stbi__de_iphone_flag_global; public static int stbi__unpremultiply_on_load_local; public static int stbi__unpremultiply_on_load_set; public static int stbi__de_iphone_flag_local; public static int stbi__de_iphone_flag_set; public static byte[] stbi__process_marker_tag = new byte[6] { 65, 100, 111, 98, 101, 0 }; public static byte[] stbi__process_frame_header_rgb = new byte[3] { 82, 71, 66 }; public static byte[] stbi__compute_huffman_codes_length_dezigzag = new byte[19] { 16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15 }; public static int[] stbi__shiftsigned_mul_table = new int[9] { 0, 255, 85, 73, 17, 33, 65, 129, 1 }; public static int[] stbi__shiftsigned_shift_table = new int[9] { 0, 0, 0, 1, 0, 2, 4, 6, 0 }; public static uint[] stbi__bmask = new uint[17] { 0u, 1u, 3u, 7u, 15u, 31u, 63u, 127u, 255u, 511u, 1023u, 2047u, 4095u, 8191u, 16383u, 32767u, 65535u }; public static int[] stbi__jbias = new int[16] { 0, -1, -3, -7, -15, -31, -63, -127, -255, -511, -1023, -2047, -4095, -8191, -16383, -32767 }; public static byte[] stbi__jpeg_dezigzag = new byte[79] { 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63 }; public const int STBI__F_none = 0; public const int STBI__F_sub = 1; public const int STBI__F_up = 2; public const int STBI__F_avg = 3; public const int STBI__F_paeth = 4; public const int STBI__F_avg_first = 5; public static byte[] first_row_filter = new byte[5] { 0, 1, 0, 5, 1 }; public static byte[] stbi__check_png_header_png_sig = new byte[8] { 137, 80, 78, 71, 13, 10, 26, 10 }; public static byte[] stbi__depth_scale_table = new byte[9] { 0, 255, 85, 0, 17, 0, 0, 0, 1 }; public static byte[] stbi__zdefault_distance = new byte[32] { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 }; public static byte[] stbi__zdefault_length = new byte[288] { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8 }; public static int[] stbi__zdist_base = new int[32] { 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577, 0, 0 }; public static int[] stbi__zdist_extra = new int[32] { 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 0, 0 }; public static int[] stbi__zlength_base = new int[31] { 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0 }; public static int[] stbi__zlength_extra = new int[31] { 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 0, 0 }; public static int NativeAllocations => MemoryStats.Allocations; private static int stbi__err(string str) { stbi__g_failure_reason = str; return 0; } public static byte stbi__get8(stbi__context s) { int num = s.Stream.ReadByte(); if (num == -1) { return 0; } return (byte)num; } public static void stbi__skip(stbi__context s, int skip) { s.Stream.Seek(skip, SeekOrigin.Current); } public static void stbi__rewind(stbi__context s) { s.Stream.Seek(0L, SeekOrigin.Begin); } public static int stbi__at_eof(stbi__context s) { if (s.Stream.Position != s.Stream.Length) { return 0; } return 1; } public unsafe static int stbi__getn(stbi__context s, byte* buf, int size) { if (s._tempBuffer == null || s._tempBuffer.Length < size) { s._tempBuffer = new byte[size * 2]; } int num = s.Stream.Read(s._tempBuffer, 0, size); Marshal.Copy(s._tempBuffer, 0, new IntPtr(buf), num); return num; } public static int stbi__bmp_test(stbi__context s) { int result = stbi__bmp_test_raw(s); stbi__rewind(s); return result; } public unsafe static void* stbi__bmp_load(stbi__context s, int* x, int* y, int* comp, int req_comp, stbi__result_info* ri) { uint num = 0u; uint num2 = 0u; uint num3 = 0u; uint num4 = 0u; uint num5 = 0u; byte[][] array = Utility.CreateArray<byte>(256, 4); int num6 = 0; int num7 = 0; int num8 = 0; int num9 = 0; int num10 = 0; int num11 = 0; int num12 = 0; stbi__bmp_data stbi__bmp_data = default(stbi__bmp_data); stbi__bmp_data.all_a = 255u; if (stbi__bmp_parse_header(s, &stbi__bmp_data) == null) { return null; } num10 = (((int)s.img_y > 0) ? 1 : 0); s.img_y = (uint)CRuntime.abs((int)s.img_y); if (s.img_y > 16777216) { return (void*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } if (s.img_x > 16777216) { return (void*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } num = stbi__bmp_data.mr; num2 = stbi__bmp_data.mg; num3 = stbi__bmp_data.mb; num4 = stbi__bmp_data.ma; num5 = stbi__bmp_data.all_a; if (stbi__bmp_data.hsz == 12) { if (stbi__bmp_data.bpp < 24) { num6 = (stbi__bmp_data.offset - stbi__bmp_data.extra_read - 24) / 3; } } else if (stbi__bmp_data.bpp < 16) { num6 = stbi__bmp_data.offset - stbi__bmp_data.extra_read - stbi__bmp_data.hsz >> 2; } if (num6 == 0) { int num13 = (int)s.Stream.Position; int num14 = 1024; int num15 = 1024; if (num13 <= 0 || num13 > num14) { return (void*)(int)((stbi__err("bad header") != 0) ? 0u : 0u); } if (stbi__bmp_data.offset < num13 || stbi__bmp_data.offset - num13 > num15) { return (void*)(int)((stbi__err("bad offset") != 0) ? 0u : 0u); } stbi__skip(s, stbi__bmp_data.offset - num13); } if (stbi__bmp_data.bpp == 24 && num4 == 4278190080u) { s.img_n = 3; } else { s.img_n = ((num4 != 0) ? 4 : 3); } num12 = ((req_comp == 0 || req_comp < 3) ? s.img_n : req_comp); if (stbi__mad3sizes_valid(num12, (int)s.img_x, (int)s.img_y, 0) == 0) { return (void*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } byte* ptr = (byte*)stbi__malloc_mad3(num12, (int)s.img_x, (int)s.img_y, 0); if (ptr == null) { return (void*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } if (stbi__bmp_data.bpp < 16) { int num16 = 0; if (num6 == 0 || num6 > 256) { CRuntime.free(ptr); return (void*)(int)((stbi__err("invalid") != 0) ? 0u : 0u); } for (num7 = 0; num7 < num6; num7++) { array[num7][2] = stbi__get8(s); array[num7][1] = stbi__get8(s); array[num7][0] = stbi__get8(s); if (stbi__bmp_data.hsz != 12) { stbi__get8(s); } array[num7][3] = byte.MaxValue; } stbi__skip(s, stbi__bmp_data.offset - stbi__bmp_data.extra_read - stbi__bmp_data.hsz - num6 * ((stbi__bmp_data.hsz == 12) ? 3 : 4)); if (stbi__bmp_data.bpp == 1) { num9 = (int)(s.img_x + 7 >> 3); } else if (stbi__bmp_data.bpp == 4) { num9 = (int)(s.img_x + 1 >> 1); } else { if (stbi__bmp_data.bpp != 8) { CRuntime.free(ptr); return (void*)(int)((stbi__err("bad bpp") != 0) ? 0u : 0u); } num9 = (int)s.img_x; } num11 = -num9 & 3; if (stbi__bmp_data.bpp == 1) { for (num8 = 0; num8 < (int)s.img_y; num8++) { int num17 = 7; int num18 = stbi__get8(s); for (num7 = 0; num7 < (int)s.img_x; num7++) { int num19 = (num18 >> num17) & 1; ptr[num16++] = array[num19][0]; ptr[num16++] = array[num19][1]; ptr[num16++] = array[num19][2]; if (num12 == 4) { ptr[num16++] = byte.MaxValue; } if (num7 + 1 == (int)s.img_x) { break; } if (--num17 < 0) { num17 = 7; num18 = stbi__get8(s); } } stbi__skip(s, num11); } } else { for (num8 = 0; num8 < (int)s.img_y; num8++) { for (num7 = 0; num7 < (int)s.img_x; num7 += 2) { int num20 = stbi__get8(s); int num21 = 0; if (stbi__bmp_data.bpp == 4) { num21 = num20 & 0xF; num20 >>= 4; } ptr[num16++] = array[num20][0]; ptr[num16++] = array[num20][1]; ptr[num16++] = array[num20][2]; if (num12 == 4) { ptr[num16++] = byte.MaxValue; } if (num7 + 1 == (int)s.img_x) { break; } num20 = ((stbi__bmp_data.bpp == 8) ? stbi__get8(s) : num21); ptr[num16++] = array[num20][0]; ptr[num16++] = array[num20][1]; ptr[num16++] = array[num20][2]; if (num12 == 4) { ptr[num16++] = byte.MaxValue; } } stbi__skip(s, num11); } } } else { int shift = 0; int shift2 = 0; int shift3 = 0; int shift4 = 0; int num22 = 0; int num23 = 0; int num24 = 0; int num25 = 0; int num26 = 0; int num27 = 0; stbi__skip(s, stbi__bmp_data.offset - stbi__bmp_data.extra_read - stbi__bmp_data.hsz); num9 = (int)((stbi__bmp_data.bpp == 24) ? (3 * s.img_x) : ((stbi__bmp_data.bpp == 16) ? (2 * s.img_x) : 0)); num11 = -num9 & 3; if (stbi__bmp_data.bpp == 24) { num27 = 1; } else if (stbi__bmp_data.bpp == 32 && num3 == 255 && num2 == 65280 && num == 16711680 && num4 == 4278190080u) { num27 = 2; } if (num27 == 0) { if (num == 0 || num2 == 0 || num3 == 0) { CRuntime.free(ptr); return (void*)(int)((stbi__err("bad masks") != 0) ? 0u : 0u); } shift = stbi__high_bit(num) - 7; num22 = stbi__bitcount(num); shift2 = stbi__high_bit(num2) - 7; num23 = stbi__bitcount(num2); shift3 = stbi__high_bit(num3) - 7; num24 = stbi__bitcount(num3); shift4 = stbi__high_bit(num4) - 7; num25 = stbi__bitcount(num4); if (num22 > 8 || num23 > 8 || num24 > 8 || num25 > 8) { CRuntime.free(ptr); return (void*)(int)((stbi__err("bad masks") != 0) ? 0u : 0u); } } for (num8 = 0; num8 < (int)s.img_y; num8++) { if (num27 != 0) { for (num7 = 0; num7 < (int)s.img_x; num7++) { byte b = 0; ptr[num26 + 2] = stbi__get8(s); ptr[num26 + 1] = stbi__get8(s); ptr[num26] = stbi__get8(s); num26 += 3; b = ((num27 == 2) ? stbi__get8(s) : byte.MaxValue); num5 |= b; if (num12 == 4) { ptr[num26++] = b; } } } else { int bpp = stbi__bmp_data.bpp; for (num7 = 0; num7 < (int)s.img_x; num7++) { uint num28 = ((bpp == 16) ? ((uint)stbi__get16le(s)) : stbi__get32le(s)); uint num29 = 0u; ptr[num26++] = (byte)((uint)stbi__shiftsigned(num28 & num, shift, num22) & 0xFFu); ptr[num26++] = (byte)((uint)stbi__shiftsigned(num28 & num2, shift2, num23) & 0xFFu); ptr[num26++] = (byte)((uint)stbi__shiftsigned(num28 & num3, shift3, num24) & 0xFFu); num29 = ((num4 != 0) ? ((uint)stbi__shiftsigned(num28 & num4, shift4, num25)) : 255u); num5 |= num29; if (num12 == 4) { ptr[num26++] = (byte)(num29 & 0xFFu); } } } stbi__skip(s, num11); } } if (num12 == 4 && num5 == 0) { for (num7 = (int)(4 * s.img_x * s.img_y - 1); num7 >= 0; num7 -= 4) { ptr[num7] = byte.MaxValue; } } if (num10 != 0) { byte b2 = 0; for (num8 = 0; num8 < (int)s.img_y >> 1; num8++) { byte* ptr2 = ptr + num8 * s.img_x * num12; byte* ptr3 = ptr + (s.img_y - 1 - num8) * s.img_x * num12; for (num7 = 0; num7 < (int)s.img_x * num12; num7++) { b2 = ptr2[num7]; ptr2[num7] = ptr3[num7]; ptr3[num7] = b2; } } } if (req_comp != 0 && req_comp != num12) { ptr = stbi__convert_format(ptr, num12, req_comp, s.img_x, s.img_y); if (ptr == null) { return ptr; } } *x = (int)s.img_x; *y = (int)s.img_y; if (comp != null) { *comp = s.img_n; } return ptr; } public unsafe static int stbi__bmp_info(stbi__context s, int* x, int* y, int* comp) { stbi__bmp_data stbi__bmp_data = default(stbi__bmp_data); stbi__bmp_data.all_a = 255u; if (stbi__bmp_parse_header(s, &stbi__bmp_data) == null) { stbi__rewind(s); return 0; } if (x != null) { *x = (int)s.img_x; } if (y != null) { *y = (int)s.img_y; } if (comp != null) { if (stbi__bmp_data.bpp == 24 && stbi__bmp_data.ma == 4278190080u) { *comp = 3; } else { *comp = ((stbi__bmp_data.ma != 0) ? 4 : 3); } } return 1; } public static int stbi__bmp_test_raw(stbi__context s) { int num = 0; if (stbi__get8(s) != 66) { return 0; } if (stbi__get8(s) != 77) { return 0; } stbi__get32le(s); stbi__get16le(s); stbi__get16le(s); stbi__get32le(s); num = (int)stbi__get32le(s); if (num != 12 && num != 40 && num != 56 && num != 108 && num != 124) { return 0; } return 1; } public unsafe static int stbi__bmp_set_mask_defaults(stbi__bmp_data* info, int compress) { switch (compress) { case 3: return 1; case 0: if (info->bpp == 16) { info->mr = 31744u; info->mg = 992u; info->mb = 31u; } else if (info->bpp == 32) { info->mr = 16711680u; info->mg = 65280u; info->mb = 255u; info->ma = 4278190080u; info->all_a = 0u; } else { info->mr = (info->mg = (info->mb = (info->ma = 0u))); } return 1; default: return 0; } } public unsafe static void* stbi__bmp_parse_header(stbi__context s, stbi__bmp_data* info) { int num = 0; if (stbi__get8(s) != 66 || stbi__get8(s) != 77) { return (void*)(int)((stbi__err("not BMP") != 0) ? 0u : 0u); } stbi__get32le(s); stbi__get16le(s); stbi__get16le(s); info->offset = (int)stbi__get32le(s); num = (info->hsz = (int)stbi__get32le(s)); info->mr = (info->mg = (info->mb = (info->ma = 0u))); info->extra_read = 14; if (info->offset < 0) { return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } if (num != 12 && num != 40 && num != 56 && num != 108 && num != 124) { return (void*)(int)((stbi__err("unknown BMP") != 0) ? 0u : 0u); } if (num == 12) { s.img_x = (uint)stbi__get16le(s); s.img_y = (uint)stbi__get16le(s); } else { s.img_x = stbi__get32le(s); s.img_y = stbi__get32le(s); } if (stbi__get16le(s) != 1) { return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } info->bpp = stbi__get16le(s); if (num != 12) { int num2 = (int)stbi__get32le(s); if (num2 == 1 || num2 == 2) { return (void*)(int)((stbi__err("BMP RLE") != 0) ? 0u : 0u); } if (num2 >= 4) { return (void*)(int)((stbi__err("BMP JPEG/PNG") != 0) ? 0u : 0u); } if (num2 == 3 && info->bpp != 16 && info->bpp != 32) { return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); if (num == 40 || num == 56) { if (num == 56) { stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); } if (info->bpp == 16 || info->bpp == 32) { switch (num2) { case 0: stbi__bmp_set_mask_defaults(info, num2); break; case 3: info->mr = stbi__get32le(s); info->mg = stbi__get32le(s); info->mb = stbi__get32le(s); info->extra_read += 12; if (info->mr == info->mg && info->mg == info->mb) { return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } break; default: return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } } } else { int num3 = 0; if (num != 108 && num != 124) { return (void*)(int)((stbi__err("bad BMP") != 0) ? 0u : 0u); } info->mr = stbi__get32le(s); info->mg = stbi__get32le(s); info->mb = stbi__get32le(s); info->ma = stbi__get32le(s); if (num2 != 3) { stbi__bmp_set_mask_defaults(info, num2); } stbi__get32le(s); for (num3 = 0; num3 < 12; num3++) { stbi__get32le(s); } if (num == 124) { stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); stbi__get32le(s); } } } return (void*)1; } public static void stbi_hdr_to_ldr_gamma(float gamma) { stbi__h2l_gamma_i = 1f / gamma; } public static void stbi_hdr_to_ldr_scale(float scale) { stbi__h2l_scale_i = 1f / scale; } public static void stbi_ldr_to_hdr_gamma(float gamma) { stbi__l2h_gamma = gamma; } public static void stbi_ldr_to_hdr_scale(float scale) { stbi__l2h_scale = scale; } public static void stbi_set_unpremultiply_on_load(int flag_true_if_should_unpremultiply) { stbi__unpremultiply_on_load_global = flag_true_if_should_unpremultiply; } public static void stbi_convert_iphone_png_to_rgb(int flag_true_if_should_convert) { stbi__de_iphone_flag_global = flag_true_if_should_convert; } public static void stbi_set_flip_vertically_on_load(int flag_true_if_should_flip) { stbi__vertically_flip_on_load_global = flag_true_if_should_flip; } public static void stbi_set_unpremultiply_on_load_thread(int flag_true_if_should_unpremultiply) { stbi__unpremultiply_on_load_local = flag_true_if_should_unpremultiply; stbi__unpremultiply_on_load_set = 1; } public static void stbi_convert_iphone_png_to_rgb_thread(int flag_true_if_should_convert) { stbi__de_iphone_flag_local = flag_true_if_should_convert; stbi__de_iphone_flag_set = 1; } public static void stbi_set_flip_vertically_on_load_thread(int flag_true_if_should_flip) { stbi__vertically_flip_on_load_local = flag_true_if_should_flip; stbi__vertically_flip_on_load_set = 1; } public unsafe static void* stbi__malloc(ulong size) { return CRuntime.malloc(size); } public static int stbi__addsizes_valid(int a, int b) { if (b < 0) { return 0; } if (a > int.MaxValue - b) { return 0; } return 1; } public static int stbi__mul2sizes_valid(int a, int b) { if (a < 0 || b < 0) { return 0; } if (b == 0) { return 1; } if (a > int.MaxValue / b) { return 0; } return 1; } public static int stbi__mad2sizes_valid(int a, int b, int add) { if (stbi__mul2sizes_valid(a, b) == 0 || stbi__addsizes_valid(a * b, add) == 0) { return 0; } return 1; } public static int stbi__mad3sizes_valid(int a, int b, int c, int add) { if (stbi__mul2sizes_valid(a, b) == 0 || stbi__mul2sizes_valid(a * b, c) == 0 || stbi__addsizes_valid(a * b * c, add) == 0) { return 0; } return 1; } public static int stbi__mad4sizes_valid(int a, int b, int c, int d, int add) { if (stbi__mul2sizes_valid(a, b) == 0 || stbi__mul2sizes_valid(a * b, c) == 0 || stbi__mul2sizes_valid(a * b * c, d) == 0 || stbi__addsizes_valid(a * b * c * d, add) == 0) { return 0; } return 1; } public unsafe static void* stbi__malloc_mad2(int a, int b, int add) { if (stbi__mad2sizes_valid(a, b, add) == 0) { return null; } return stbi__malloc((ulong)(a * b + add)); } public unsafe static void* stbi__malloc_mad3(int a, int b, int c, int add) { if (stbi__mad3sizes_valid(a, b, c, add) == 0) { return null; } return stbi__malloc((ulong)(a * b * c + add)); } public unsafe static void* stbi__malloc_mad4(int a, int b, int c, int d, int add) { if (stbi__mad4sizes_valid(a, b, c, d, add) == 0) { return null; } return stbi__malloc((ulong)(a * b * c * d + add)); } public static int stbi__addints_valid(int a, int b) { if (a >= 0 != b >= 0) { return 1; } if (a < 0 && b < 0) { if (a < int.MinValue - b) { return 0; } return 1; } if (a > int.MaxValue - b) { return 0; } return 1; } public static int stbi__mul2shorts_valid(int a, int b) { if (b == 0 || b == -1) { return 1; } if (a >= 0 == b >= 0) { if (a > 32767 / b) { return 0; } return 1; } if (b < 0) { if (a > -32768 / b) { return 0; } return 1; } if (a < -32768 / b) { return 0; } return 1; } public unsafe static float* stbi__ldr_to_hdr(byte* data, int x, int y, int comp) { int num = 0; int num2 = 0; int num3 = 0; if (data == null) { return null; } float* ptr = (float*)stbi__malloc_mad4(x, y, comp, 4, 0); if (ptr == null) { CRuntime.free(data); return (float*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } num3 = (((comp & 1) == 0) ? (comp - 1) : comp); for (num = 0; num < x * y; num++) { for (num2 = 0; num2 < num3; num2++) { ptr[num * comp + num2] = (float)(CRuntime.pow((float)(int)data[num * comp + num2] / 255f, stbi__l2h_gamma) * (double)stbi__l2h_scale); } } if (num3 < comp) { for (num = 0; num < x * y; num++) { ptr[num * comp + num3] = (float)(int)data[num * comp + num3] / 255f; } } CRuntime.free(data); return ptr; } public unsafe static void* stbi__load_main(stbi__context s, int* x, int* y, int* comp, int req_comp, stbi__result_info* ri, int bpc) { CRuntime.memset(ri, 0, (ulong)sizeof(stbi__result_info)); ri->bits_per_channel = 8; ri->channel_order = 0; ri->num_channels = 0; if (stbi__png_test(s) != 0) { return stbi__png_load(s, x, y, comp, req_comp, ri); } if (stbi__bmp_test(s) != 0) { return stbi__bmp_load(s, x, y, comp, req_comp, ri); } if (stbi__gif_test(s) != 0) { return stbi__gif_load(s, x, y, comp, req_comp, ri); } if (stbi__psd_test(s) != 0) { return stbi__psd_load(s, x, y, comp, req_comp, ri, bpc); } if (stbi__jpeg_test(s) != 0) { return stbi__jpeg_load(s, x, y, comp, req_comp, ri); } if (stbi__hdr_test(s) != 0) { return stbi__hdr_to_ldr(stbi__hdr_load(s, x, y, comp, req_comp, ri), *x, *y, (req_comp != 0) ? req_comp : (*comp)); } if (stbi__tga_test(s) != 0) { return stbi__tga_load(s, x, y, comp, req_comp, ri); } return (void*)(int)((stbi__err("unknown image type") != 0) ? 0u : 0u); } public unsafe static byte* stbi__convert_16_to_8(ushort* orig, int w, int h, int channels) { int num = 0; int num2 = w * h * channels; byte* ptr = (byte*)stbi__malloc((ulong)num2); if (ptr == null) { return (byte*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } for (num = 0; num < num2; num++) { ptr[num] = (byte)((uint)(orig[num] >> 8) & 0xFFu); } CRuntime.free(orig); return ptr; } public unsafe static ushort* stbi__convert_8_to_16(byte* orig, int w, int h, int channels) { int num = 0; int num2 = w * h * channels; ushort* ptr = (ushort*)stbi__malloc((ulong)(num2 * 2)); if (ptr == null) { return (ushort*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } for (num = 0; num < num2; num++) { ptr[num] = (ushort)((orig[num] << 8) + orig[num]); } CRuntime.free(orig); return ptr; } public unsafe static void stbi__vertical_flip(void* image, int w, int h, int bytes_per_pixel) { int num = 0; int num2 = w * bytes_per_pixel; byte* ptr = stackalloc byte[2048]; for (num = 0; num < h >> 1; num++) { byte* ptr2 = (byte*)image + num * num2; byte* ptr3 = (byte*)image + (h - num - 1) * num2; ulong num3 = (ulong)num2; while (num3 != 0L) { ulong num4 = ((num3 < 2048) ? num3 : 2048); CRuntime.memcpy(ptr, ptr2, num4); CRuntime.memcpy(ptr2, ptr3, num4); CRuntime.memcpy(ptr3, ptr, num4); ptr2 += num4; ptr3 += num4; num3 -= num4; } } } public unsafe static void stbi__vertical_flip_slices(void* image, int w, int h, int z, int bytes_per_pixel) { int num = 0; int num2 = w * h * bytes_per_pixel; byte* ptr = (byte*)image; for (num = 0; num < z; num++) { stbi__vertical_flip(ptr, w, h, bytes_per_pixel); ptr += num2; } } public unsafe static byte* stbi__load_and_postprocess_8bit(stbi__context s, int* x, int* y, int* comp, int req_comp) { stbi__result_info stbi__result_info = default(stbi__result_info); void* ptr = stbi__load_main(s, x, y, comp, req_comp, &stbi__result_info, 8); if (ptr == null) { return null; } if (stbi__result_info.bits_per_channel != 8) { ptr = stbi__convert_16_to_8((ushort*)ptr, *x, *y, (req_comp == 0) ? (*comp) : req_comp); stbi__result_info.bits_per_channel = 8; } if (((stbi__vertically_flip_on_load_set != 0) ? stbi__vertically_flip_on_load_local : stbi__vertically_flip_on_load_global) != 0) { int bytes_per_pixel = ((req_comp != 0) ? req_comp : (*comp)); stbi__vertical_flip(ptr, *x, *y, bytes_per_pixel); } return (byte*)ptr; } public unsafe static ushort* stbi__load_and_postprocess_16bit(stbi__context s, int* x, int* y, int* comp, int req_comp) { stbi__result_info stbi__result_info = default(stbi__result_info); void* ptr = stbi__load_main(s, x, y, comp, req_comp, &stbi__result_info, 16); if (ptr == null) { return null; } if (stbi__result_info.bits_per_channel != 16) { ptr = stbi__convert_8_to_16((byte*)ptr, *x, *y, (req_comp == 0) ? (*comp) : req_comp); stbi__result_info.bits_per_channel = 16; } if (((stbi__vertically_flip_on_load_set != 0) ? stbi__vertically_flip_on_load_local : stbi__vertically_flip_on_load_global) != 0) { int num = ((req_comp != 0) ? req_comp : (*comp)); stbi__vertical_flip(ptr, *x, *y, num * 2); } return (ushort*)ptr; } public unsafe static void stbi__float_postprocess(float* result, int* x, int* y, int* comp, int req_comp) { if (((stbi__vertically_flip_on_load_set != 0) ? stbi__vertically_flip_on_load_local : stbi__vertically_flip_on_load_global) != 0 && result != null) { int num = ((req_comp != 0) ? req_comp : (*comp)); stbi__vertical_flip(result, *x, *y, num * 4); } } public unsafe static float* stbi__loadf_main(stbi__context s, int* x, int* y, int* comp, int req_comp) { if (stbi__hdr_test(s) != 0) { stbi__result_info stbi__result_info = default(stbi__result_info); float* ptr = stbi__hdr_load(s, x, y, comp, req_comp, &stbi__result_info); if (ptr != null) { stbi__float_postprocess(ptr, x, y, comp, req_comp); } return ptr; } byte* ptr2 = stbi__load_and_postprocess_8bit(s, x, y, comp, req_comp); if (ptr2 != null) { return stbi__ldr_to_hdr(ptr2, *x, *y, (req_comp != 0) ? req_comp : (*comp)); } return (float*)(int)((stbi__err("unknown image type") != 0) ? 0u : 0u); } public static int stbi__get16be(stbi__context s) { return (stbi__get8(s) << 8) + stbi__get8(s); } public static uint stbi__get32be(stbi__context s) { return (uint)((uint)(stbi__get16be(s) << 16) + stbi__get16be(s)); } public static int stbi__get16le(stbi__context s) { return stbi__get8(s) + (stbi__get8(s) << 8); } public static uint stbi__get32le(stbi__context s) { return (uint)(stbi__get16le(s) + (stbi__get16le(s) << 16)); } public static byte stbi__compute_y(int r, int g, int b) { return (byte)(r * 77 + g * 150 + 29 * b >> 8); } public unsafe static byte* stbi__convert_format(byte* data, int img_n, int req_comp, uint x, uint y) { int num = 0; int num2 = 0; if (req_comp == img_n) { return data; } byte* ptr = (byte*)stbi__malloc_mad3(req_comp, (int)x, (int)y, 0); if (ptr == null) { CRuntime.free(data); return (byte*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } for (num2 = 0; num2 < (int)y; num2++) { byte* ptr2 = data + num2 * x * img_n; byte* ptr3 = ptr + num2 * x * req_comp; switch (img_n * 8 + req_comp) { case 10: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = byte.MaxValue; num--; ptr2++; ptr3 += 2; } break; case 11: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); num--; ptr2++; ptr3 += 3; } break; case 12: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); ptr3[3] = byte.MaxValue; num--; ptr2++; ptr3 += 4; } break; case 17: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; num--; ptr2 += 2; ptr3++; } break; case 19: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); num--; ptr2 += 2; ptr3 += 3; } break; case 20: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); ptr3[3] = ptr2[1]; num--; ptr2 += 2; ptr3 += 4; } break; case 28: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = ptr2[1]; ptr3[2] = ptr2[2]; ptr3[3] = byte.MaxValue; num--; ptr2 += 3; ptr3 += 4; } break; case 25: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y(*ptr2, ptr2[1], ptr2[2]); num--; ptr2 += 3; ptr3++; } break; case 26: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y(*ptr2, ptr2[1], ptr2[2]); ptr3[1] = byte.MaxValue; num--; ptr2 += 3; ptr3 += 2; } break; case 33: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y(*ptr2, ptr2[1], ptr2[2]); num--; ptr2 += 4; ptr3++; } break; case 34: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y(*ptr2, ptr2[1], ptr2[2]); ptr3[1] = ptr2[3]; num--; ptr2 += 4; ptr3 += 2; } break; case 35: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = ptr2[1]; ptr3[2] = ptr2[2]; num--; ptr2 += 4; ptr3 += 3; } break; default: CRuntime.free(data); CRuntime.free(ptr); return (byte*)(int)((stbi__err("unsupported") != 0) ? 0u : 0u); } } CRuntime.free(data); return ptr; } public static ushort stbi__compute_y_16(int r, int g, int b) { return (ushort)(r * 77 + g * 150 + 29 * b >> 8); } public unsafe static ushort* stbi__convert_format16(ushort* data, int img_n, int req_comp, uint x, uint y) { int num = 0; int num2 = 0; if (req_comp == img_n) { return data; } ushort* ptr = (ushort*)stbi__malloc((ulong)(req_comp * x * y * 2)); if (ptr == null) { CRuntime.free(data); return (ushort*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } for (num2 = 0; num2 < (int)y; num2++) { ushort* ptr2 = data + num2 * x * img_n; ushort* ptr3 = ptr + num2 * x * req_comp; switch (img_n * 8 + req_comp) { case 10: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = ushort.MaxValue; num--; ptr2++; ptr3 += 2; } break; case 11: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); num--; ptr2++; ptr3 += 3; } break; case 12: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); ptr3[3] = ushort.MaxValue; num--; ptr2++; ptr3 += 4; } break; case 17: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; num--; ptr2 += 2; ptr3++; } break; case 19: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); num--; ptr2 += 2; ptr3 += 3; } break; case 20: num = (int)(x - 1); while (num >= 0) { *ptr3 = (ptr3[1] = (ptr3[2] = *ptr2)); ptr3[3] = ptr2[1]; num--; ptr2 += 2; ptr3 += 4; } break; case 28: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = ptr2[1]; ptr3[2] = ptr2[2]; ptr3[3] = ushort.MaxValue; num--; ptr2 += 3; ptr3 += 4; } break; case 25: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y_16(*ptr2, ptr2[1], ptr2[2]); num--; ptr2 += 3; ptr3++; } break; case 26: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y_16(*ptr2, ptr2[1], ptr2[2]); ptr3[1] = ushort.MaxValue; num--; ptr2 += 3; ptr3 += 2; } break; case 33: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y_16(*ptr2, ptr2[1], ptr2[2]); num--; ptr2 += 4; ptr3++; } break; case 34: num = (int)(x - 1); while (num >= 0) { *ptr3 = stbi__compute_y_16(*ptr2, ptr2[1], ptr2[2]); ptr3[1] = ptr2[3]; num--; ptr2 += 4; ptr3 += 2; } break; case 35: num = (int)(x - 1); while (num >= 0) { *ptr3 = *ptr2; ptr3[1] = ptr2[1]; ptr3[2] = ptr2[2]; num--; ptr2 += 4; ptr3 += 3; } break; default: CRuntime.free(data); CRuntime.free(ptr); return (ushort*)(int)((stbi__err("unsupported") != 0) ? 0u : 0u); } } CRuntime.free(data); return ptr; } public static byte stbi__clamp(int x) { if ((uint)x > 255u) { if (x < 0) { return 0; } if (x > 255) { return byte.MaxValue; } } return (byte)x; } public static byte stbi__blinn_8x8(byte x, byte y) { int num = x * y + 128; return (byte)((uint)(num + (num >>> 8)) >> 8); } public static int stbi__bitreverse16(int n) { n = ((n & 0xAAAA) >> 1) | ((n & 0x5555) << 1); n = ((n & 0xCCCC) >> 2) | ((n & 0x3333) << 2); n = ((n & 0xF0F0) >> 4) | ((n & 0xF0F) << 4); n = ((n & 0xFF00) >> 8) | ((n & 0xFF) << 8); return n; } public static int stbi__bit_reverse(int v, int bits) { return stbi__bitreverse16(v) >> 16 - bits; } public static int stbi__high_bit(uint z) { int num = 0; if (z == 0) { return -1; } if (z >= 65536) { num += 16; z >>= 16; } if (z >= 256) { num += 8; z >>= 8; } if (z >= 16) { num += 4; z >>= 4; } if (z >= 4) { num += 2; z >>= 2; } if (z >= 2) { num++; } return num; } public static int stbi__bitcount(uint a) { a = (a & 0x55555555) + ((a >> 1) & 0x55555555); a = (a & 0x33333333) + ((a >> 2) & 0x33333333); a = (a + (a >> 4)) & 0xF0F0F0Fu; a += a >> 8; a += a >> 16; return (int)(a & 0xFF); } public static int stbi__shiftsigned(uint v, int shift, int bits) { v = ((shift >= 0) ? (v >> shift) : (v << -shift)); v >>= 8 - bits; return (int)(v * stbi__shiftsigned_mul_table[bits]) >> stbi__shiftsigned_shift_table[bits]; } public unsafe static int stbi__info_main(stbi__context s, int* x, int* y, int* comp) { if (stbi__jpeg_info(s, x, y, comp) != 0) { return 1; } if (stbi__png_info(s, x, y, comp) != 0) { return 1; } if (stbi__gif_info(s, x, y, comp) != 0) { return 1; } if (stbi__bmp_info(s, x, y, comp) != 0) { return 1; } if (stbi__psd_info(s, x, y, comp) != 0) { return 1; } if (stbi__hdr_info(s, x, y, comp) != 0) { return 1; } if (stbi__tga_info(s, x, y, comp) != 0) { return 1; } return stbi__err("unknown image type"); } public static int stbi__is_16_main(stbi__context s) { if (stbi__png_is16(s) != 0) { return 1; } if (stbi__psd_is16(s) != 0) { return 1; } return 0; } public static int stbi__gif_test(stbi__context s) { int result = stbi__gif_test_raw(s); stbi__rewind(s); return result; } public unsafe static void* stbi__gif_load(stbi__context s, int* x, int* y, int* comp, int req_comp, stbi__result_info* ri) { byte* ptr = null; stbi__gif stbi__gif = new stbi__gif(); ptr = stbi__gif_load_next(s, stbi__gif, comp, req_comp, null); if (ptr != null) { *x = stbi__gif.w; *y = stbi__gif.h; if (req_comp != 0 && req_comp != 4) { ptr = stbi__convert_format(ptr, 4, req_comp, (uint)stbi__gif.w, (uint)stbi__gif.h); } } else if (stbi__gif._out_ != null) { CRuntime.free(stbi__gif._out_); } CRuntime.free(stbi__gif.history); CRuntime.free(stbi__gif.background); return ptr; } public unsafe static void* stbi__load_gif_main(stbi__context s, int** delays, int* x, int* y, int* z, int* comp, int req_comp) { if (stbi__gif_test(s) != 0) { int num = 0; byte* ptr = null; byte* ptr2 = null; byte* two_back = null; stbi__gif stbi__gif = new stbi__gif(); int num2 = 0; if (delays != null) { *delays = null; } do { ptr = stbi__gif_load_next(s, stbi__gif, comp, req_comp, two_back); if (ptr == null) { continue; } *x = stbi__gif.w; *y = stbi__gif.h; num++; num2 = stbi__gif.w * stbi__gif.h * 4; if (ptr2 != null) { void* ptr3 = CRuntime.realloc(ptr2, (ulong)(num * num2)); if (ptr3 == null) { return stbi__load_gif_main_outofmem(stbi__gif, ptr2, delays); } ptr2 = (byte*)ptr3; if (delays != null) { int* ptr4 = (int*)CRuntime.realloc(*delays, (ulong)(4 * num)); if (ptr4 == null) { return stbi__load_gif_main_outofmem(stbi__gif, ptr2, delays); } *delays = ptr4; } } else { ptr2 = (byte*)stbi__malloc((ulong)(num * num2)); if (ptr2 == null) { return stbi__load_gif_main_outofmem(stbi__gif, ptr2, delays); } if (delays != null) { *delays = (int*)stbi__malloc((ulong)(num * 4)); if (*delays == null) { return stbi__load_gif_main_outofmem(stbi__gif, ptr2, delays); } } } CRuntime.memcpy(ptr2 + (num - 1) * num2, ptr, (ulong)num2); if (num >= 2) { two_back = ptr2 - 2 * num2; } if (delays != null) { (*delays)[(long)num - 1L] = stbi__gif.delay; } } while (ptr != null); CRuntime.free(stbi__gif._out_); CRuntime.free(stbi__gif.history); CRuntime.free(stbi__gif.background); if (req_comp != 0 && req_comp != 4) { ptr2 = stbi__convert_format(ptr2, 4, req_comp, (uint)(num * stbi__gif.w), (uint)stbi__gif.h); } *z = num; return ptr2; } return (void*)(int)((stbi__err("not GIF") != 0) ? 0u : 0u); } public unsafe static int stbi__gif_info(stbi__context s, int* x, int* y, int* comp) { return stbi__gif_info_raw(s, x, y, comp); } public static int stbi__gif_test_raw(stbi__context s) { int num = 0; if (stbi__get8(s) != 71 || stbi__get8(s) != 73 || stbi__get8(s) != 70 || stbi__get8(s) != 56) { return 0; } num = stbi__get8(s); if (num != 57 && num != 55) { return 0; } if (stbi__get8(s) != 97) { return 0; } return 1; } public static void stbi__gif_parse_colortable(stbi__context s, byte[][] pal, int num_entries, int transp) { int num = 0; for (num = 0; num < num_entries; num++) { pal[num][2] = stbi__get8(s); pal[num][1] = stbi__get8(s); pal[num][0] = stbi__get8(s); pal[num][3] = (byte)((transp != num) ? 255u : 0u); } } public unsafe static int stbi__gif_header(stbi__context s, stbi__gif g, int* comp, int is_info) { byte b = 0; if (stbi__get8(s) != 71 || stbi__get8(s) != 73 || stbi__get8(s) != 70 || stbi__get8(s) != 56) { return stbi__err("not GIF"); } b = stbi__get8(s); if (b != 55 && b != 57) { return stbi__err("not GIF"); } if (stbi__get8(s) != 97) { return stbi__err("not GIF"); } stbi__g_failure_reason = ""; g.w = stbi__get16le(s); g.h = stbi__get16le(s); g.flags = stbi__get8(s); g.bgindex = stbi__get8(s); g.ratio = stbi__get8(s); g.transparent = -1; if (g.w > 16777216) { return stbi__err("too large"); } if (g.h > 16777216) { return stbi__err("too large"); } if (comp != null) { *comp = 4; } if (is_info != 0) { return 1; } if (((uint)g.flags & 0x80u) != 0) { stbi__gif_parse_colortable(s, g.pal, 2 << (g.flags & 7), -1); } return 1; } public unsafe static int stbi__gif_info_raw(stbi__context s, int* x, int* y, int* comp) { stbi__gif stbi__gif = new stbi__gif(); if (stbi__gif == null) { return stbi__err("outofmem"); } if (stbi__gif_header(s, stbi__gif, comp, 1) == 0) { stbi__rewind(s); return 0; } if (x != null) { *x = stbi__gif.w; } if (y != null) { *y = stbi__gif.h; } return 1; } public unsafe static void stbi__out_gif_code(stbi__gif g, ushort code) { int num = 0; if (g.codes[code].prefix >= 0) { stbi__out_gif_code(g, (ushort)g.codes[code].prefix); } if (g.cur_y >= g.max_y) { return; } num = g.cur_x + g.cur_y; byte* ptr = g._out_ + num; g.history[num / 4] = 1; byte[] array = g.color_table[g.codes[code].suffix]; if (array[3] > 128) { *ptr = array[2]; ptr[1] = array[1]; ptr[2] = array[0]; ptr[3] = array[3]; } g.cur_x += 4; if (g.cur_x >= g.max_x) { g.cur_x = g.start_x; g.cur_y += g.step; while (g.cur_y >= g.max_y && g.parse > 0) { g.step = (1 << g.parse) * g.line_size; g.cur_y = g.start_y + (g.step >> 1); g.parse--; } } } public unsafe static byte* stbi__process_gif_raster(stbi__context s, stbi__gif g) { byte b = 0; int num = 0; int num2 = 0; uint num3 = 0u; int num4 = 0; int num5 = 0; int num6 = 0; int num7 = 0; int num8 = 0; int num9 = 0; int num10 = 0; b = stbi__get8(s); if (b > 12) { return null; } num10 = 1 << (int)b; num3 = 1u; num4 = b + 1; num5 = (1 << num4) - 1; num8 = 0; num9 = 0; for (num2 = 0; num2 < num10; num2++) { g.codes[num2].prefix = -1; g.codes[num2].first = (byte)num2; g.codes[num2].suffix = (byte)num2; } num6 = num10 + 2; num7 = -1; num = 0; while (true) { if (num9 < num4) { if (num == 0) { num = stbi__get8(s); if (num == 0) { return g._out_; } } num--; num8 |= stbi__get8(s) << num9; num9 += 8; continue; } int num11 = num8 & num5; num8 >>= num4; num9 -= num4; if (num11 == num10) { num4 = b + 1; num5 = (1 << num4) - 1; num6 = num10 + 2; num7 = -1; num3 = 0u; continue; } if (num11 == num10 + 1) { stbi__skip(s, num); while ((num = stbi__get8(s)) > 0) { stbi__skip(s, num); } return g._out_; } if (num11 > num6) { break; } if (num3 != 0) { return (byte*)(int)((stbi__err("no clear code") != 0) ? 0u : 0u); } if (num7 >= 0) { fixed (stbi__gif_lzw* ptr = &g.codes[num6++]) { if (num6 > 8192) { return (byte*)(int)((stbi__err("too many codes") != 0) ? 0u : 0u); } ptr->prefix = (short)num7; ptr->first = g.codes[num7].first; ptr->suffix = ((num11 == num6) ? ptr->first : g.codes[num11].first); } } else if (num11 == num6) { return (byte*)(int)((stbi__err("illegal code in raster") != 0) ? 0u : 0u); } stbi__out_gif_code(g, (ushort)num11); if ((num6 & num5) == 0 && num6 <= 4095) { num4++; num5 = (1 << num4) - 1; } num7 = num11; } return (byte*)(int)((stbi__err("illegal code in raster") != 0) ? 0u : 0u); } public unsafe static byte* stbi__gif_load_next(stbi__context s, stbi__gif g, int* comp, int req_comp, byte* two_back) { int num = 0; int num2 = 0; int num3 = 0; int num4 = 0; num2 = 0; if (g._out_ == null) { if (stbi__gif_header(s, g, comp, 0) == 0) { return null; } if (stbi__mad3sizes_valid(4, g.w, g.h, 0) == 0) { return (byte*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } num4 = g.w * g.h; g._out_ = (byte*)stbi__malloc((ulong)(4 * num4)); g.background = (byte*)stbi__malloc((ulong)(4 * num4)); g.history = (byte*)stbi__malloc((ulong)num4); if (g._out_ == null || g.background == null || g.history == null) { return (byte*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } CRuntime.memset(g._out_, 0, (ulong)(4 * num4)); CRuntime.memset(g.background, 0, (ulong)(4 * num4)); CRuntime.memset(g.history, 0, (ulong)num4); num2 = 1; } else { num = (g.eflags & 0x1C) >> 2; num4 = g.w * g.h; if (num == 3 && two_back == null) { num = 2; } switch (num) { case 3: for (num3 = 0; num3 < num4; num3++) { if (g.history[num3] != 0) { CRuntime.memcpy(g._out_ + num3 * 4, two_back + num3 * 4, 4uL); } } break; case 2: for (num3 = 0; num3 < num4; num3++) { if (g.history[num3] != 0) { CRuntime.memcpy(g._out_ + num3 * 4, g.background + num3 * 4, 4uL); } } break; } CRuntime.memcpy(g.background, g._out_, (ulong)(4 * g.w * g.h)); } CRuntime.memset(g.history, 0, (ulong)(g.w * g.h)); while (true) { switch (stbi__get8(s)) { case 44: { int num6 = 0; int num7 = 0; int num8 = 0; int num9 = 0; num6 = stbi__get16le(s); num7 = stbi__get16le(s); num8 = stbi__get16le(s); num9 = stbi__get16le(s); if (num6 + num8 > g.w || num7 + num9 > g.h) { return (byte*)(int)((stbi__err("bad Image Descriptor") != 0) ? 0u : 0u); } g.line_size = g.w * 4; g.start_x = num6 * 4; g.start_y = num7 * g.line_size; g.max_x = g.start_x + num8 * 4; g.max_y = g.start_y + num9 * g.line_size; g.cur_x = g.start_x; g.cur_y = g.start_y; if (num8 == 0) { g.cur_y = g.max_y; } g.lflags = stbi__get8(s); if (((uint)g.lflags & 0x40u) != 0) { g.step = 8 * g.line_size; g.parse = 3; } else { g.step = g.line_size; g.parse = 0; } if (((uint)g.lflags & 0x80u) != 0) { stbi__gif_parse_colortable(s, g.lpal, 2 << (g.lflags & 7), (((uint)g.eflags & (true ? 1u : 0u)) != 0) ? g.transparent : (-1)); g.color_table = g.lpal; } else { if ((g.flags & 0x80) == 0) { return (byte*)(int)((stbi__err("missing color table") != 0) ? 0u : 0u); } g.color_table = g.pal; } byte* ptr = stbi__process_gif_raster(s, g); if (ptr == null) { return null; } num4 = g.w * g.h; if (num2 != 0 && g.bgindex > 0) { for (num3 = 0; num3 < num4; num3++) { if (g.history[num3] == 0) { g.pal[g.bgindex][3] = byte.MaxValue; fixed (byte* b = &g.pal[g.bgindex][0]) { CRuntime.memcpy(g._out_ + num3 * 4, b, 4uL); } } } } return ptr; } case 33: { int num5 = 0; if (stbi__get8(s) == 249) { num5 = stbi__get8(s); if (num5 != 4) { stbi__skip(s, num5); break; } g.eflags = stbi__get8(s); g.delay = 10 * stbi__get16le(s); if (g.transparent >= 0) { g.pal[g.transparent][3] = byte.MaxValue; } if (((uint)g.eflags & (true ? 1u : 0u)) != 0) { g.transparent = stbi__get8(s); if (g.transparent >= 0) { g.pal[g.transparent][3] = 0; } } else { stbi__skip(s, 1); g.transparent = -1; } } while ((num5 = stbi__get8(s)) != 0) { stbi__skip(s, num5); } break; } case 59: return null; default: return (byte*)(int)((stbi__err("unknown code") != 0) ? 0u : 0u); } } } public unsafe static void* stbi__load_gif_main_outofmem(stbi__gif g, byte* _out_, int** delays) { CRuntime.free(g._out_); CRuntime.free(g.history); CRuntime.free(g.background); if (_out_ != null) { CRuntime.free(_out_); } if (delays != null && *delays != null) { CRuntime.free(*delays); } return (void*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } public static int stbi__hdr_test(stbi__context s) { int num = stbi__hdr_test_core(s, "#?RADIANCE\n"); stbi__rewind(s); if (num == 0) { num = stbi__hdr_test_core(s, "#?RGBE\n"); stbi__rewind(s); } return num; } public unsafe static float* stbi__hdr_load(stbi__context s, int* x, int* y, int* comp, int req_comp, stbi__result_info* ri) { byte* ptr = stackalloc byte[4]; sbyte* buffer = stackalloc sbyte[1024]; int num = 0; int num2 = 0; int num3 = 0; int num4 = 0; byte b = 0; byte b2 = 0; int i = 0; int j = 0; int num5 = 0; int num6 = 0; int num7 = 0; int num8 = 0; sbyte* src = stbi__hdr_gettoken(s, buffer); if (CRuntime.strcmp(src, "#?RADIANCE") != 0 && CRuntime.strcmp(src, "#?RGBE") != 0) { return (float*)(int)((stbi__err("not HDR") != 0) ? 0u : 0u); } sbyte* ptr2; while (true) { ptr2 = stbi__hdr_gettoken(s, buffer); if (*ptr2 == 0) { break; } if (CRuntime.strcmp(ptr2, "FORMAT=32-bit_rle_rgbe") == 0) { num = 1; } } if (num == 0) { return (float*)(int)((stbi__err("unsupported format") != 0) ? 0u : 0u); } ptr2 = stbi__hdr_gettoken(s, buffer); if (CRuntime.strncmp(ptr2, "-Y ", 3uL) != 0) { return (float*)(int)((stbi__err("unsupported data layout") != 0) ? 0u : 0u); } ptr2 += 3; num3 = (int)CRuntime.strtol(ptr2, &ptr2, 10); for (; *ptr2 == 32; ptr2++) { } if (CRuntime.strncmp(ptr2, "+X ", 3uL) != 0) { return (float*)(int)((stbi__err("unsupported data layout") != 0) ? 0u : 0u); } ptr2 += 3; num2 = (int)CRuntime.strtol(ptr2, null, 10); if (num3 > 16777216) { return (float*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } if (num2 > 16777216) { return (float*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } *x = num2; *y = num3; if (comp != null) { *comp = 3; } if (req_comp == 0) { req_comp = 3; } if (stbi__mad4sizes_valid(num2, num3, req_comp, 4, 0) == 0) { return (float*)(int)((stbi__err("too large") != 0) ? 0u : 0u); } float* ptr3 = (float*)stbi__malloc_mad4(num2, num3, req_comp, 4, 0); if (ptr3 == null) { return (float*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } if (num2 < 8 || num2 >= 32768) { for (; j < num3; j++) { for (; i < num2; i++) { stbi__getn(s, ptr, 4); stbi__hdr_convert(ptr3 + j * num2 * req_comp + i * req_comp, ptr, req_comp); } } } else { byte* ptr4 = null; j = 0; while (true) { if (j < num3) { num6 = stbi__get8(s); num7 = stbi__get8(s); num4 = stbi__get8(s); if (num6 != 2 || num7 != 2 || ((uint)num4 & 0x80u) != 0) { *ptr = (byte)num6; ptr[1] = (byte)num7; ptr[2] = (byte)num4; ptr[3] = stbi__get8(s); stbi__hdr_convert(ptr3, ptr, req_comp); CRuntime.free(ptr4); j = 0; for (i = 1; i < num2; i++) { stbi__getn(s, ptr, 4); stbi__hdr_convert(ptr3 + j * num2 * req_comp + i * req_comp, ptr, req_comp); } for (j = 1; j < num3; j++) { for (i = 0; i < num2; i++) { stbi__getn(s, ptr, 4); stbi__hdr_convert(ptr3 + j * num2 * req_comp + i * req_comp, ptr, req_comp); } } break; } num4 <<= 8; num4 |= stbi__get8(s); if (num4 != num2) { CRuntime.free(ptr3); CRuntime.free(ptr4); return (float*)(int)((stbi__err("invalid decoded scanline length") != 0) ? 0u : 0u); } if (ptr4 == null) { ptr4 = (byte*)stbi__malloc_mad2(num2, 4, 0); if (ptr4 == null) { CRuntime.free(ptr3); return (float*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } } for (num5 = 0; num5 < 4; num5++) { int num9 = 0; i = 0; while ((num9 = num2 - i) > 0) { b = stbi__get8(s); if (b > 128) { b2 = stbi__get8(s); b -= 128; if (b == 0 || b > num9) { CRuntime.free(ptr3); CRuntime.free(ptr4); return (float*)(int)((stbi__err("corrupt") != 0) ? 0u : 0u); } for (num8 = 0; num8 < b; num8++) { ptr4[i++ * 4 + num5] = b2; } } else { if (b == 0 || b > num9) { CRuntime.free(ptr3); CRuntime.free(ptr4); return (float*)(int)((stbi__err("corrupt") != 0) ? 0u : 0u); } for (num8 = 0; num8 < b; num8++) { ptr4[i++ * 4 + num5] = stbi__get8(s); } } } } for (i = 0; i < num2; i++) { stbi__hdr_convert(ptr3 + (j * num2 + i) * req_comp, ptr4 + i * 4, req_comp); } j++; continue; } if (ptr4 != null) { CRuntime.free(ptr4); } break; } } return ptr3; } public unsafe static int stbi__hdr_info(stbi__context s, int* x, int* y, int* comp) { sbyte* buffer = stackalloc sbyte[1024]; int num = 0; int num2 = 0; if (x == null) { x = &num2; } if (y == null) { y = &num2; } if (comp == null) { comp = &num2; } if (stbi__hdr_test(s) == 0) { stbi__rewind(s); return 0; } sbyte* ptr; while (true) { ptr = stbi__hdr_gettoken(s, buffer); if (*ptr == 0) { break; } if (CRuntime.strcmp(ptr, "FORMAT=32-bit_rle_rgbe") == 0) { num = 1; } } if (num == 0) { stbi__rewind(s); return 0; } ptr = stbi__hdr_gettoken(s, buffer); if (CRuntime.strncmp(ptr, "-Y ", 3uL) != 0) { stbi__rewind(s); return 0; } ptr += 3; *y = (int)CRuntime.strtol(ptr, &ptr, 10); for (; *ptr == 32; ptr++) { } if (CRuntime.strncmp(ptr, "+X ", 3uL) != 0) { stbi__rewind(s); return 0; } ptr += 3; *x = (int)CRuntime.strtol(ptr, null, 10); *comp = 3; return 1; } public unsafe static byte* stbi__hdr_to_ldr(float* data, int x, int y, int comp) { int num = 0; int num2 = 0; int num3 = 0; if (data == null) { return null; } byte* ptr = (byte*)stbi__malloc_mad3(x, y, comp, 0); if (ptr == null) { CRuntime.free(data); return (byte*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } num3 = (((comp & 1) == 0) ? (comp - 1) : comp); for (num = 0; num < x * y; num++) { for (num2 = 0; num2 < num3; num2++) { float num4 = (float)CRuntime.pow(data[num * comp + num2] * stbi__h2l_scale_i, stbi__h2l_gamma_i) * 255f + 0.5f; if (num4 < 0f) { num4 = 0f; } if (num4 > 255f) { num4 = 255f; } ptr[num * comp + num2] = (byte)(int)num4; } if (num2 < comp) { float num5 = data[num * comp + num2] * 255f + 0.5f; if (num5 < 0f) { num5 = 0f; } if (num5 > 255f) { num5 = 255f; } ptr[num * comp + num2] = (byte)(int)num5; } } CRuntime.free(data); return ptr; } public static int stbi__hdr_test_core(stbi__context s, string signature) { int num = 0; for (num = 0; num < signature.Length; num++) { if (stbi__get8(s) != signature[num]) { return 0; } } stbi__rewind(s); return 1; } public unsafe static sbyte* stbi__hdr_gettoken(stbi__context z, sbyte* buffer) { int num = 0; sbyte b = 0; b = (sbyte)stbi__get8(z); while (stbi__at_eof(z) == 0 && b != 10) { buffer[num++] = b; if (num == 1023) { while (stbi__at_eof(z) == 0 && stbi__get8(z) != 10) { } break; } b = (sbyte)stbi__get8(z); } buffer[num] = 0; return buffer; } public unsafe static void stbi__hdr_convert(float* output, byte* input, int req_comp) { if (input[3] != 0) { float num = 0f; num = (float)CRuntime.ldexp(1.0, input[3] - 136); if (req_comp <= 2) { *output = (float)(*input + input[1] + input[2]) * num / 3f; } else { *output = (float)(int)(*input) * num; output[1] = (float)(int)input[1] * num; output[2] = (float)(int)input[2] * num; } if (req_comp == 2) { output[1] = 1f; } if (req_comp == 4) { output[3] = 1f; } } else if ((uint)(req_comp - 1) > 1u) { switch (req_comp) { case 4: output[3] = 1f; break; case 3: break; default: return; } *output = (output[1] = (output[2] = 0f)); } else { if (req_comp == 2) { output[1] = 1f; } *output = 0f; } } public static int stbi__jpeg_test(stbi__context s) { stbi__jpeg stbi__jpeg = new stbi__jpeg(); if (stbi__jpeg == null) { return stbi__err("outofmem"); } stbi__jpeg.s = s; stbi__setup_jpeg(stbi__jpeg); int result = stbi__decode_jpeg_header(stbi__jpeg, 1); stbi__rewind(s); return result; } public unsafe static void* stbi__jpeg_load(stbi__context s, int* x, int* y, int* comp, int req_comp, stbi__result_info* ri) { stbi__jpeg stbi__jpeg = new stbi__jpeg(); if (stbi__jpeg == null) { return (void*)(int)((stbi__err("outofmem") != 0) ? 0u : 0u); } stbi__jpeg.s = s; stbi__setup_jpeg(stbi__jpeg); return load_jpeg_image(stbi__jpeg, x, y, comp, req_comp); } public unsafe static int stbi__jpeg_info(stbi__context s, int* x, int* y, int* comp) { stbi__jpeg stbi__jpeg = new stbi__jpeg(); if (stbi__jpeg == null) { return stbi__err("outofmem"); } stbi__jpeg.s = s; return stbi__jpeg_info_raw(stbi__jpeg, x, y, comp); } public unsafe static int stbi__build_huffman(stbi__huffman* h, int* count) { int num = 0; int num2 = 0; int num3 = 0; uint num4 = 0u; for (num = 0; num < 16; num++) { for (num2 = 0; num2 < count[num]; num2++) { h->size[num3++] = (byte)(num + 1); if (num3 >= 257) { return stbi__err("bad size list"); } } } h->size[num3] = 0; num4 = 0u; num3 = 0; for (num2 = 1; num2 <= 16; num2++) { h->delta[num2] = (int)(num3 - num4); if (h->size[num3] == num2) { while (h->size[num3] == num2) { h->code[num3++] = (ushort)num4++; } if (num4 - 1 >= (uint)(1 << num2)) { return stbi__err("bad code lengths"); } } h->maxcode[num2] = num4 << 16 - num2; num4 <<= 1; } h->maxcode[num2] = uint.MaxValue; CRuntime.memset(h->fast, 255, 512uL); for (num = 0; num < num3; num++) { int num5 = h->size[num]; if (num5 <= 9) { int num6 = h->code[num] << 9 - num5; int num7 = 1 << 9 - num5; for (num2 = 0; num2 < num7; num2++) { h->fast[num6 + num2] = (byte)num; } } } return 1; } public unsafe static void stbi__build_fast_ac(short[] fast_ac, stbi__huffman* h) { int num = 0; for (num = 0; num < 512; num++) { byte b = h->fast[num]; fast_ac[num] = 0; if (b >= byte.MaxValue) { continue; } byte num2 = h->values[(int)b]; int num3 = (num2 >> 4) & 0xF; int num4 = num2 & 0xF; int num5 = h->size[(int)b]; if (num4 != 0 && num5 + num4 <= 9) { int num6 = ((num << num5) & 0x1FF) >> 9 - num4; int num7 = 1 << num4 - 1; if (num6 < num7) { num6 += (-1 << num4) + 1; } if (num6 >= -128 && num6 <= 127) { fast_ac[num] = (short)(num6 * 256 + num3 * 16 + num5 + num4); } } } } public static void stbi__grow_buffer_unsafe(stbi__jpeg j) { do { uint num = (uint)((j.nomore == 0) ? stbi__get8(j.s) : 0); if (num == 255) { int num2 = stbi__get8(j.s); while (true) { switch (num2) { case 255: goto IL_002d; default: j.marker = (byte)num2; j.nomore = 1; return; case 0: break; }