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559 lines
16 KiB
C#
559 lines
16 KiB
C#
using System;
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using System.Security;
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using System.Runtime.InteropServices;
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namespace Nvidia.TextureTools
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{
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#region Enums
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#region public enum Format
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/// <summary>
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/// Compression format.
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/// </summary>
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public enum Format
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{
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// No compression.
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RGB,
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RGBA = RGB,
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// DX9 formats.
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DXT1,
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DXT1a,
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DXT3,
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DXT5,
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DXT5n,
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// DX10 formats.
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BC1 = DXT1,
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BC1a = DXT1a,
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BC2 = DXT3,
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BC3 = DXT5,
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BC3n = DXT5n,
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BC4,
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BC5,
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DXT1n, // Not supported on CPU yet.
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CTX1, // Not supported on CPU yet.
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BC6,
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BC7, // Not supported yet.
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DXT1_Luma,
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}
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#endregion
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#region public enum Quality
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/// <summary>
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/// Quality modes.
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/// </summary>
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public enum Quality
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{
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Fastest,
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Normal,
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Production,
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Highest,
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}
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#endregion
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#region public enum WrapMode
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/// <summary>
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/// Wrap modes.
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/// </summary>
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public enum WrapMode
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{
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Clamp,
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Repeat,
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Mirror,
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}
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#endregion
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#region public enum TextureType
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/// <summary>
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/// Texture types.
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/// </summary>
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public enum TextureType
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{
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Texture2D,
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TextureCube,
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}
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#endregion
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#region public enum InputFormat
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/// <summary>
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/// Input formats.
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/// </summary>
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public enum InputFormat
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{
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BGRA_8UB
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}
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#endregion
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#region public enum MipmapFilter
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/// <summary>
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/// Mipmap downsampling filters.
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/// </summary>
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public enum MipmapFilter
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{
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Box,
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Triangle,
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Kaiser
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}
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#endregion
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#region public enum ColorTransform
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/// <summary>
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/// Color transformation.
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/// </summary>
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public enum ColorTransform
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{
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None,
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Linear
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}
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#endregion
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#region public enum RoundMode
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/// <summary>
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/// Extents rounding mode.
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/// </summary>
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public enum RoundMode
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{
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None,
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ToNextPowerOfTwo,
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ToNearestPowerOfTwo,
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ToPreviousPowerOfTwo
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}
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#endregion
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#region public enum AlphaMode
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/// <summary>
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/// Alpha mode.
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/// </summary>
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public enum AlphaMode
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{
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None,
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Transparency,
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Premultiplied
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}
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#endregion
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#region public enum Error
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/// <summary>
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/// Error codes.
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/// </summary>
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public enum Error
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{
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InvalidInput,
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UserInterruption,
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UnsupportedFeature,
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CudaError,
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Unknown,
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FileOpen,
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FileWrite,
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}
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#endregion
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#endregion
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#region public class InputOptions
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/// <summary>
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/// Input options.
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/// </summary>
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public class InputOptions
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{
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#region Bindings
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static IntPtr nvttCreateInputOptions();
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttDestroyInputOptions(IntPtr inputOptions);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsTextureLayout(IntPtr inputOptions, TextureType type, int w, int h, int d);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttResetInputOptionsTextureLayout(IntPtr inputOptions);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static bool nvttSetInputOptionsMipmapData(IntPtr inputOptions, IntPtr data, int w, int h, int d, int face, int mipmap);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsFormat(IntPtr inputOptions, InputFormat format);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsAlphaMode(IntPtr inputOptions, AlphaMode alphaMode);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsGamma(IntPtr inputOptions, float inputGamma, float outputGamma);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsWrapMode(IntPtr inputOptions, WrapMode mode);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsMipmapFilter(IntPtr inputOptions, MipmapFilter filter);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsMipmapGeneration(IntPtr inputOptions, bool generateMipmaps, int maxLevel);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsKaiserParameters(IntPtr inputOptions, float width, float alpha, float stretch);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsNormalMap(IntPtr inputOptions, bool b);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsConvertToNormalMap(IntPtr inputOptions, bool convert);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsHeightEvaluation(IntPtr inputOptions, float redScale, float greenScale, float blueScale, float alphaScale);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsNormalFilter(IntPtr inputOptions, float small, float medium, float big, float large);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsNormalizeMipmaps(IntPtr inputOptions, bool b);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsColorTransform(IntPtr inputOptions, ColorTransform t);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsLinearTransfrom(IntPtr inputOptions, int channel, float w0, float w1, float w2, float w3);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsMaxExtents(IntPtr inputOptions, int d);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetInputOptionsRoundMode(IntPtr inputOptions, RoundMode mode);
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#endregion
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internal IntPtr options;
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public InputOptions()
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{
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options = nvttCreateInputOptions();
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}
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~InputOptions()
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{
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nvttDestroyInputOptions(options);
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}
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public void SetTextureLayout(TextureType type, int w, int h, int d)
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{
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nvttSetInputOptionsTextureLayout(options, type, w, h, d);
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}
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public void ResetTextureLayout()
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{
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nvttResetInputOptionsTextureLayout(options);
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}
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public void SetMipmapData(IntPtr data, int width, int height, int depth, int face, int mipmap)
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{
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nvttSetInputOptionsMipmapData(options, data, width, height, depth, face, mipmap);
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}
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public void SetFormat(InputFormat format)
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{
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nvttSetInputOptionsFormat(options, format);
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}
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public void SetAlphaMode(AlphaMode alphaMode)
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{
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nvttSetInputOptionsAlphaMode(options, alphaMode);
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}
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public void SetGamma(float inputGamma, float outputGamma)
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{
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nvttSetInputOptionsGamma(options, inputGamma, outputGamma);
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}
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public void SetWrapMode(WrapMode wrapMode)
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{
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nvttSetInputOptionsWrapMode(options, wrapMode);
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}
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public void SetMipmapFilter(MipmapFilter filter)
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{
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nvttSetInputOptionsMipmapFilter(options, filter);
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}
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public void SetMipmapGeneration(bool enabled)
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{
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nvttSetInputOptionsMipmapGeneration(options, enabled, -1);
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}
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public void SetMipmapGeneration(bool enabled, int maxLevel)
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{
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nvttSetInputOptionsMipmapGeneration(options, enabled, maxLevel);
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}
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public void SetKaiserParameters(float width, float alpha, float stretch)
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{
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nvttSetInputOptionsKaiserParameters(options, width, alpha, stretch);
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}
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public void SetNormalMap(bool b)
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{
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nvttSetInputOptionsNormalMap(options, b);
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}
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public void SetConvertToNormalMap(bool convert)
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{
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nvttSetInputOptionsConvertToNormalMap(options, convert);
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}
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public void SetHeightEvaluation(float redScale, float greenScale, float blueScale, float alphaScale)
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{
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nvttSetInputOptionsHeightEvaluation(options, redScale, greenScale, blueScale, alphaScale);
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}
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public void SetNormalFilter(float small, float medium, float big, float large)
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{
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nvttSetInputOptionsNormalFilter(options, small, medium, big, large);
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}
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public void SetNormalizeMipmaps(bool b)
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{
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nvttSetInputOptionsNormalizeMipmaps(options, b);
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}
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public void SetColorTransform(ColorTransform t)
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{
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nvttSetInputOptionsColorTransform(options, t);
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}
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public void SetLinearTransfrom(int channel, float w0, float w1, float w2, float w3)
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{
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nvttSetInputOptionsLinearTransfrom(options, channel, w0, w1, w2, w3);
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}
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public void SetMaxExtents(int dim)
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{
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nvttSetInputOptionsMaxExtents(options, dim);
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}
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public void SetRoundMode(RoundMode mode)
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{
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nvttSetInputOptionsRoundMode(options, mode);
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}
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}
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#endregion
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#region public class CompressionOptions
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/// <summary>
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/// Compression options.
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/// </summary>
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public class CompressionOptions
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{
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#region Bindings
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static IntPtr nvttCreateCompressionOptions();
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttDestroyCompressionOptions(IntPtr compressionOptions);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetCompressionOptionsFormat(IntPtr compressionOptions, Format format);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetCompressionOptionsQuality(IntPtr compressionOptions, Quality quality);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetCompressionOptionsColorWeights(IntPtr compressionOptions, float red, float green, float blue, float alpha);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetCompressionOptionsPixelFormat(IntPtr compressionOptions, uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetCompressionOptionsQuantization(IntPtr compressionOptions, bool colorDithering, bool alphaDithering, bool binaryAlpha, int alphaThreshold);
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#endregion
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internal IntPtr options;
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public CompressionOptions()
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{
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options = nvttCreateCompressionOptions();
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}
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~CompressionOptions()
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{
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nvttDestroyCompressionOptions(options);
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}
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public void SetFormat(Format format)
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{
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nvttSetCompressionOptionsFormat(options, format);
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}
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public void SetQuality(Quality quality)
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{
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nvttSetCompressionOptionsQuality(options, quality);
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}
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public void SetColorWeights(float red, float green, float blue)
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{
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nvttSetCompressionOptionsColorWeights(options, red, green, blue, 1.0f);
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}
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public void SetColorWeights(float red, float green, float blue, float alpha)
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{
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nvttSetCompressionOptionsColorWeights(options, red, green, blue, alpha);
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}
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public void SetPixelFormat(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask)
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{
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nvttSetCompressionOptionsPixelFormat(options, bitcount, rmask, gmask, bmask, amask);
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}
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public void SetQuantization(bool colorDithering, bool alphaDithering, bool binaryAlpha)
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{
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nvttSetCompressionOptionsQuantization(options, colorDithering, alphaDithering, binaryAlpha, 127);
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}
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public void SetQuantization(bool colorDithering, bool alphaDithering, bool binaryAlpha, int alphaThreshold)
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{
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nvttSetCompressionOptionsQuantization(options, colorDithering, alphaDithering, binaryAlpha, alphaThreshold);
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}
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}
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#endregion
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#region public class OutputOptions
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/// <summary>
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/// Output options.
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/// </summary>
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public class OutputOptions
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{
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#region Delegates
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public delegate void ErrorHandler(Error error);
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//[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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//public delegate void InternalErrorHandlerDelegate(Error error);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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public delegate void BeginImageDelegate(int size, int width, int height, int depth, int face, int miplevel);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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public delegate bool WriteDataDelegate(IntPtr data, int size);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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public delegate void EndImageDelegate();
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#endregion
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#region Bindings
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static IntPtr nvttCreateOutputOptions();
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttDestroyOutputOptions(IntPtr outputOptions);
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[DllImport("nvtt", CharSet = CharSet.Ansi), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetOutputOptionsFileName(IntPtr outputOptions, string fileName);
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//[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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//private extern static void nvttSetOutputOptionsErrorHandler(IntPtr outputOptions, ErrorHandler errorHandler);
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private void ErrorCallback(Error error)
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{
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if (Error != null) Error(error);
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}
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetOutputOptionsOutputHeader(IntPtr outputOptions, bool b);
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[DllImport("nvtt", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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private extern static void nvttSetOutputOptionsOutputHandler(IntPtr outputOptions, IntPtr beginImage, IntPtr writeData, IntPtr endImage);
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#endregion
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internal IntPtr options;
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public OutputOptions()
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{
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options = nvttCreateOutputOptions();
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//nvttSetOutputOptionsErrorHandler(options, new ErrorHandler(ErrorCallback));
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}
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~OutputOptions()
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{
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nvttDestroyOutputOptions(options);
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}
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public void SetFileName(string fileName)
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{
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nvttSetOutputOptionsFileName(options, fileName);
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}
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public event ErrorHandler Error;
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public void SetOutputHeader(bool b)
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{
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nvttSetOutputOptionsOutputHeader(options, b);
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}
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public void SetOutputHandler(BeginImageDelegate beginImage, WriteDataDelegate writeImage, EndImageDelegate endImage)
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{
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IntPtr ptrBeginImage = IntPtr.Zero;
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IntPtr ptrWriteData = IntPtr.Zero;
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IntPtr ptrEndImage = IntPtr.Zero;
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if (beginImage != null || writeImage != null || endImage != null)
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{
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ptrBeginImage = Marshal.GetFunctionPointerForDelegate(beginImage);
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ptrWriteData = Marshal.GetFunctionPointerForDelegate(writeImage);
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ptrEndImage = Marshal.GetFunctionPointerForDelegate(endImage);
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}
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nvttSetOutputOptionsOutputHandler(options, ptrBeginImage, ptrWriteData, ptrEndImage);
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}
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}
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#endregion
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#region public static class Compressor
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public class Compressor
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{
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#region Bindings
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static IntPtr nvttCreateCompressor();
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static void nvttDestroyCompressor(IntPtr compressor);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static bool nvttCompress(IntPtr compressor, IntPtr inputOptions, IntPtr compressionOptions, IntPtr outputOptions);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private extern static int nvttEstimateSize(IntPtr compressor, IntPtr inputOptions, IntPtr compressionOptions);
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[DllImport("nvtt"), SuppressUnmanagedCodeSecurity]
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private static extern IntPtr nvttErrorString(Error error);
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#endregion
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internal IntPtr compressor;
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public Compressor()
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{
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compressor = nvttCreateCompressor();
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}
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~Compressor()
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{
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nvttDestroyCompressor(compressor);
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}
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public bool Compress(InputOptions input, CompressionOptions compression, OutputOptions output)
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{
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return nvttCompress(compressor, input.options, compression.options, output.options);
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}
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public int EstimateSize(InputOptions input, CompressionOptions compression)
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{
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return nvttEstimateSize(compressor, input.options, compression.options);
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}
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public static string ErrorString(Error error)
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{
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return Marshal.PtrToStringAnsi(nvttErrorString(error));
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}
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}
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#endregion
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} // Nvidia.TextureTools namespace
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