new image loader API
parent
e3c2f0e119
commit
0ea60a376b
|
|
@ -1 +1 @@
|
|||
Subproject commit fb5fee5f568bbb9f42920f0fcdd9f85024f5bf00
|
||||
Subproject commit ebf511133aa6f567c004d687acac474e1649bbde
|
||||
|
|
@ -23,26 +23,18 @@ namespace MoonWorks.Graphics
|
|||
protected override Action<IntPtr, IntPtr> QueueDestroyFunction => Refresh.Refresh_QueueDestroyTexture;
|
||||
|
||||
/// <summary>
|
||||
/// Loads a PNG from a file path.
|
||||
/// NOTE: You can queue as many of these as you want on to a command buffer but it MUST be submitted!
|
||||
/// Creates a 2D Texture using PNG or QOI data from raw byte data.
|
||||
/// </summary>
|
||||
/// <param name="device"></param>
|
||||
/// <param name="commandBuffer"></param>
|
||||
/// <param name="filePath"></param>
|
||||
/// <returns>A Texture object.</returns>
|
||||
public static Texture LoadPNG(
|
||||
public static unsafe Texture FromData(
|
||||
GraphicsDevice device,
|
||||
CommandBuffer commandBuffer,
|
||||
string filePath
|
||||
Span<byte> data
|
||||
) {
|
||||
var pixels = Refresh.Refresh_Image_LoadPNGFromFile(
|
||||
filePath,
|
||||
out var width,
|
||||
out var height,
|
||||
out var channels
|
||||
);
|
||||
Texture texture;
|
||||
|
||||
var byteCount = (uint) (width * height * channels);
|
||||
fixed (byte *dataPtr = data)
|
||||
{
|
||||
var pixels = Refresh.Refresh_Image_Load((nint) dataPtr, data.Length, out var width, out var height, out var len);
|
||||
|
||||
TextureCreateInfo textureCreateInfo = new TextureCreateInfo();
|
||||
textureCreateInfo.Width = (uint) width;
|
||||
|
|
@ -54,168 +46,84 @@ namespace MoonWorks.Graphics
|
|||
textureCreateInfo.SampleCount = SampleCount.One;
|
||||
textureCreateInfo.UsageFlags = TextureUsageFlags.Sampler;
|
||||
|
||||
var texture = new Texture(device, textureCreateInfo);
|
||||
commandBuffer.SetTextureData(texture, pixels, byteCount);
|
||||
texture = new Texture(device, textureCreateInfo);
|
||||
commandBuffer.SetTextureData(texture, pixels, (uint) len);
|
||||
|
||||
Refresh.Refresh_Image_FreePNG(pixels);
|
||||
Refresh.Refresh_Image_Free(pixels);
|
||||
}
|
||||
|
||||
return texture;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Loads a PNG from a byte array.
|
||||
/// NOTE: You can queue as many of these as you want on to a command buffer but it MUST be submitted!
|
||||
/// Creates a 2D Texture using PNG or QOI data from a stream.
|
||||
/// </summary>
|
||||
/// <param name="device"></param>
|
||||
/// <param name="commandBuffer"></param>
|
||||
/// <param name="data"></param>
|
||||
/// <returns>A Texture object.</returns>
|
||||
public unsafe static Texture LoadPNG(
|
||||
public static unsafe Texture FromStream(
|
||||
GraphicsDevice device,
|
||||
CommandBuffer commandBuffer,
|
||||
byte[] data
|
||||
Stream stream
|
||||
) {
|
||||
IntPtr pixels;
|
||||
int width, height, numChannels;
|
||||
var length = stream.Length;
|
||||
var buffer = NativeMemory.Alloc((nuint) length);
|
||||
var span = new Span<byte>(buffer, (int) length);
|
||||
stream.ReadExactly(span);
|
||||
|
||||
fixed (byte* ptr = &data[0])
|
||||
{
|
||||
pixels = Refresh.Refresh_Image_LoadPNGFromMemory(
|
||||
(nint) ptr,
|
||||
data.Length,
|
||||
out width,
|
||||
out height,
|
||||
out numChannels
|
||||
);
|
||||
}
|
||||
var texture = FromData(device, commandBuffer, span);
|
||||
|
||||
TextureCreateInfo textureCreateInfo = new TextureCreateInfo
|
||||
{
|
||||
Width = (uint) width,
|
||||
Height = (uint) height,
|
||||
Depth = 1,
|
||||
Format = TextureFormat.R8G8B8A8,
|
||||
IsCube = false,
|
||||
LevelCount = 1,
|
||||
SampleCount = SampleCount.One,
|
||||
UsageFlags = TextureUsageFlags.Sampler
|
||||
};
|
||||
|
||||
var byteCount = (uint) (width * height * numChannels);
|
||||
|
||||
var texture = new Texture(device, textureCreateInfo);
|
||||
commandBuffer.SetTextureData(texture, pixels, byteCount);
|
||||
|
||||
Refresh.Refresh_Image_FreePNG(pixels);
|
||||
NativeMemory.Free((void*) buffer);
|
||||
|
||||
return texture;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Saves RGBA or BGRA pixel data to a file in PNG format.
|
||||
/// Creates a 2D Texture using PNG or QOI data from a file.
|
||||
/// </summary>
|
||||
public unsafe static void SavePNG(string path, int width, int height, TextureFormat format, byte[] pixels)
|
||||
{
|
||||
if (format != TextureFormat.R8G8B8A8 && format != TextureFormat.B8G8R8A8)
|
||||
{
|
||||
throw new ArgumentException("Texture format must be RGBA8 or BGRA8!", "format");
|
||||
}
|
||||
|
||||
fixed (byte* ptr = &pixels[0])
|
||||
{
|
||||
Refresh.Refresh_Image_SavePNG(path, width, height, Conversions.BoolToByte(format == TextureFormat.B8G8R8A8), (IntPtr) ptr);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Loads a QOI from a file path.
|
||||
/// NOTE: You can queue as many of these as you want on to a command buffer but it MUST be submitted!
|
||||
/// </summary>
|
||||
/// <param name="device"></param>
|
||||
/// <param name="commandBuffer"></param>
|
||||
/// <param name="filePath"></param>
|
||||
/// <returns>A Texture object.</returns>
|
||||
public unsafe static Texture LoadQOI(
|
||||
public static Texture FromFile(
|
||||
GraphicsDevice device,
|
||||
CommandBuffer commandBuffer,
|
||||
string filePath
|
||||
string path
|
||||
) {
|
||||
var pixels = Refresh.Refresh_Image_LoadQOIFromFile(
|
||||
filePath,
|
||||
out var width,
|
||||
out var height,
|
||||
out var numChannels
|
||||
);
|
||||
|
||||
var byteCount = (uint) (width * height * numChannels);
|
||||
|
||||
TextureCreateInfo textureCreateInfo = new TextureCreateInfo
|
||||
{
|
||||
Width = (uint) width,
|
||||
Height = (uint) height,
|
||||
Depth = 1,
|
||||
Format = TextureFormat.R8G8B8A8,
|
||||
IsCube = false,
|
||||
LevelCount = 1,
|
||||
SampleCount = SampleCount.One,
|
||||
UsageFlags = TextureUsageFlags.Sampler
|
||||
};
|
||||
|
||||
var texture = new Texture(device, textureCreateInfo);
|
||||
commandBuffer.SetTextureData(texture, pixels, byteCount);
|
||||
|
||||
Refresh.Refresh_Image_FreeQOI(pixels);
|
||||
|
||||
return texture;
|
||||
var fileStream = new FileStream(path, FileMode.Open, FileAccess.Read);
|
||||
return FromStream(device, commandBuffer, fileStream);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Loads a QOI from a byte array.
|
||||
/// NOTE: You can queue as many of these as you want on to a command buffer but it MUST be submitted!
|
||||
/// Sets data for a texture slice using PNG or QOI data from a stream.
|
||||
/// </summary>
|
||||
/// <param name="device"></param>
|
||||
/// <param name="commandBuffer"></param>
|
||||
/// <param name="filePath"></param>
|
||||
/// <returns>A Texture object.</returns>
|
||||
public unsafe static Texture LoadQOI(
|
||||
GraphicsDevice device,
|
||||
public static unsafe void SetDataFromStream(
|
||||
CommandBuffer commandBuffer,
|
||||
byte[] data
|
||||
TextureSlice textureSlice,
|
||||
Stream stream
|
||||
) {
|
||||
IntPtr pixels;
|
||||
int width, height, numChannels;
|
||||
var length = stream.Length;
|
||||
var buffer = NativeMemory.Alloc((nuint) length);
|
||||
var span = new Span<byte>(buffer, (int) length);
|
||||
stream.ReadExactly(span);
|
||||
|
||||
fixed (byte* ptr = &data[0])
|
||||
{
|
||||
pixels = Refresh.Refresh_Image_LoadQOIFromMemory(
|
||||
(nint) ptr,
|
||||
data.Length,
|
||||
out width,
|
||||
out height,
|
||||
out numChannels
|
||||
var pixels = Refresh.Refresh_Image_Load(
|
||||
(nint) buffer,
|
||||
(int) length,
|
||||
out var w,
|
||||
out var h,
|
||||
out var len
|
||||
);
|
||||
|
||||
commandBuffer.SetTextureData(textureSlice, pixels, (uint) len);
|
||||
|
||||
Refresh.Refresh_Image_Free(pixels);
|
||||
NativeMemory.Free((void*) buffer);
|
||||
}
|
||||
|
||||
TextureCreateInfo textureCreateInfo = new TextureCreateInfo
|
||||
{
|
||||
Width = (uint) width,
|
||||
Height = (uint) height,
|
||||
Depth = 1,
|
||||
Format = TextureFormat.R8G8B8A8,
|
||||
IsCube = false,
|
||||
LevelCount = 1,
|
||||
SampleCount = SampleCount.One,
|
||||
UsageFlags = TextureUsageFlags.Sampler
|
||||
};
|
||||
|
||||
var byteCount = (uint) (width * height * numChannels);
|
||||
|
||||
var texture = new Texture(device, textureCreateInfo);
|
||||
commandBuffer.SetTextureData(texture, pixels, byteCount);
|
||||
|
||||
Refresh.Refresh_Image_FreePNG(pixels);
|
||||
|
||||
return texture;
|
||||
/// <summary>
|
||||
/// Sets data for a texture slice using PNG or QOI data from a file.
|
||||
/// </summary>
|
||||
public static void SetDataFromFile(
|
||||
CommandBuffer commandBuffer,
|
||||
TextureSlice textureSlice,
|
||||
string path
|
||||
) {
|
||||
var fileStream = new FileStream(path, FileMode.Open, FileAccess.Read);
|
||||
SetDataFromStream(commandBuffer, textureSlice, fileStream);
|
||||
}
|
||||
|
||||
public unsafe static Texture LoadDDS(GraphicsDevice graphicsDevice, CommandBuffer commandBuffer, System.IO.Stream stream)
|
||||
|
|
@ -669,5 +577,61 @@ namespace MoonWorks.Graphics
|
|||
);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Asynchronously saves RGBA or BGRA pixel data to a file in PNG format.
|
||||
/// Warning: this is expensive!
|
||||
/// </summary>
|
||||
public unsafe void SavePNG(string path)
|
||||
{
|
||||
#if DEBUG
|
||||
if (Format != TextureFormat.R8G8B8A8 && Format != TextureFormat.B8G8R8A8)
|
||||
{
|
||||
throw new ArgumentException("Texture format must be RGBA or BGRA!", "format");
|
||||
}
|
||||
#endif
|
||||
|
||||
var buffer = new Buffer(Device, 0, Width * Height * 4); // this creates garbage... oh well
|
||||
|
||||
// immediately request the data copy
|
||||
var commandBuffer = Device.AcquireCommandBuffer();
|
||||
commandBuffer.CopyTextureToBuffer(this, buffer);
|
||||
Device.Submit(commandBuffer);
|
||||
|
||||
var byteCount = buffer.Size;
|
||||
|
||||
var pixelsPtr = NativeMemory.Alloc((nuint) byteCount);
|
||||
var pixelsSpan = new Span<byte>(pixelsPtr, (int) byteCount);
|
||||
|
||||
Device.Wait(); // make sure the data transfer is done...
|
||||
buffer.GetData(pixelsSpan);
|
||||
|
||||
if (Format == TextureFormat.B8G8R8A8)
|
||||
{
|
||||
var rgbaPtr = NativeMemory.Alloc((nuint) byteCount);
|
||||
var rgbaSpan = new Span<byte>(rgbaPtr, (int) byteCount);
|
||||
|
||||
for (var i = 0; i < byteCount; i += 4)
|
||||
{
|
||||
rgbaSpan[i] = pixelsSpan[i + 2];
|
||||
rgbaSpan[i + 1] = pixelsSpan[i + 1];
|
||||
rgbaSpan[i + 2] = pixelsSpan[i];
|
||||
rgbaSpan[i + 3] = pixelsSpan[i + 3];
|
||||
}
|
||||
|
||||
Refresh.Refresh_Image_SavePNG(path, (nint) rgbaPtr, (int) Width, (int) Height);
|
||||
|
||||
NativeMemory.Free((void*) rgbaPtr);
|
||||
}
|
||||
else
|
||||
{
|
||||
fixed (byte* ptr = pixelsSpan)
|
||||
{
|
||||
Refresh.Refresh_Image_SavePNG(path, (nint) ptr, (int) Width, (int) Height);
|
||||
}
|
||||
}
|
||||
|
||||
NativeMemory.Free(pixelsPtr);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue