/// <summary>
/// Initializes a new instance of the OpenGLTexture2D class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="pixels">A pointer to the raw pixel data with which to populate the texture.</param>
/// <param name="width">The texture's width in pixels.</param>
/// <param name="height">The texture's height in pixels.</param>
/// <param name="bytesPerPixel">The number of bytes which represent each pixel in the raw data.</param>
/// <param name="options">The texture's configuration options.</param>
public OpenGLTexture2D(UltravioletContext uv, IntPtr pixels, Int32 width, Int32 height, Int32 bytesPerPixel, TextureOptions options)
: base(uv)
{
Contract.EnsureRange(width > 0, nameof(width));
Contract.EnsureRange(height > 0, nameof(height));
Contract.EnsureRange(bytesPerPixel >= 3 || bytesPerPixel <= 4, nameof(bytesPerPixel));
var isSrgb = (options & TextureOptions.SrgbColor) == TextureOptions.SrgbColor;
var isLinear = (options & TextureOptions.LinearColor) == TextureOptions.LinearColor;
if (isSrgb && isLinear)
{
throw new ArgumentException(UltravioletStrings.TextureCannotHaveMultipleEncodings);
}
var caps = uv.GetGraphics().Capabilities;
var srgbEncoded = (isLinear ? false : (isSrgb ? true : uv.Properties.SrgbDefaultForTexture2D)) && caps.SrgbEncodingEnabled;
var format = OpenGLTextureUtil.GetFormatFromBytesPerPixel(bytesPerPixel);
var internalformat = OpenGLTextureUtil.GetInternalFormatFromBytesPerPixel(bytesPerPixel, srgbEncoded);
if (format == gl.GL_NONE || internalformat == gl.GL_NONE)
{
throw new NotSupportedException(OpenGLStrings.UnsupportedImageType);
}
CreateNativeTexture(uv, internalformat, width, height, format,
gl.GL_UNSIGNED_BYTE, (void *)pixels, (options & TextureOptions.ImmutableStorage) == TextureOptions.ImmutableStorage);
}
/// <summary>
/// Initializes a new instance of the <see cref="DynamicTextureAtlas"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="width">The width of the texture atlas in pixels.</param>
/// <param name="height">The height of the texture atlas in pixels.</param>
/// <param name="spacing">The number of pixels between cells on the texture atlas.</param>
/// <param name="options">The texture's configuration options.</param>
private DynamicTextureAtlas(UltravioletContext uv, Int32 width, Int32 height, Int32 spacing, TextureOptions options)
: base(uv)
{
Contract.EnsureRange(width > 0, nameof(width));
Contract.EnsureRange(height > 0, nameof(height));
Contract.EnsureRange(spacing >= 0, nameof(spacing));
var isSrgb = (options & TextureOptions.SrgbColor) == TextureOptions.SrgbColor;
var isLinear = (options & TextureOptions.LinearColor) == TextureOptions.LinearColor;
if (isSrgb && isLinear)
{
throw new ArgumentException(UltravioletStrings.TextureCannotHaveMultipleEncodings);
}
var caps = uv.GetGraphics().Capabilities;
var srgbEncoded = (isLinear ? false : (isSrgb ? true : uv.Properties.SrgbDefaultForTexture2D)) && caps.SrgbEncodingEnabled;
var surfOptions = (srgbEncoded ? SurfaceOptions.SrgbColor : SurfaceOptions.LinearColor);
this.IsFlipped = Ultraviolet.GetGraphics().Capabilities.FlippedTextures;
this.Width = width;
this.Height = height;
this.Spacing = spacing;
this.Surface = Surface2D.Create(width, height, surfOptions);
this.Texture = Texture2D.CreateDynamicTexture(width, height, options, this, (dt2d, state) =>
{
((DynamicTextureAtlas)state).Flush();
});
Clear(true);
Invalidate();
}
public void MoveCameraHeight(UltravioletContext context, int height)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.Height = viewport.Height + height;
context.GetGraphics().SetViewport(viewport);
}
public void MoveCameraY(UltravioletContext context, int y)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.Y = viewport.Y + y;
context.GetGraphics().SetViewport(viewport);
}
public void MoveCameraX(UltravioletContext context, int x)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.X = viewport.X + x;
context.GetGraphics().SetViewport(viewport);
}
public void ChangeHeight(UltravioletContext context, int height)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.Height = height;
context.GetGraphics().SetViewport(viewport);
}
public void ChangePositionY(UltravioletContext context, int y)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.Y = y;
context.GetGraphics().SetViewport(viewport);
}
public void ChangeMinDepth(UltravioletContext context, int Mindepth)
{
Ultraviolet.Graphics.Viewport viewport = Ultraviolet.GetGraphics().GetViewport();
viewport.MinDepth = Mindepth;
context.GetGraphics().SetViewport(viewport);
}
/// <summary>
/// Initializes a new instance of the <see cref="OpenGLTexture3D"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="data">A list of pointers to the raw pixel data for each of the texture's layers.</param>
/// <param name="width">The texture's width in pixels.</param>
/// <param name="height">The texture's height in pixels.</param>
/// <param name="bytesPerPixel">The number of bytes which represent each pixel in the raw data.</param>
/// <param name="options">The texture's configuration options.</param>
public OpenGLTexture3D(UltravioletContext uv, IList <IntPtr> data, Int32 width, Int32 height, Int32 bytesPerPixel, TextureOptions options)
: base(uv)
{
Contract.Require(data, nameof(data));
Contract.EnsureRange(width > 0, nameof(width));
Contract.EnsureRange(height > 0, nameof(height));
Contract.EnsureRange(bytesPerPixel == 3 || bytesPerPixel == 4, nameof(bytesPerPixel));
var isLinear = (options & TextureOptions.LinearColor) == TextureOptions.LinearColor;
var isSrgb = (options & TextureOptions.SrgbColor) == TextureOptions.SrgbColor;
if (isLinear && isSrgb)
{
throw new ArgumentException(UltravioletStrings.TextureCannotHaveMultipleEncodings);
}
var caps = uv.GetGraphics().Capabilities;
var srgbEncoded = isLinear ? false : (isSrgb ? true : uv.Properties.SrgbDefaultForSurface3D) && caps.SrgbEncodingEnabled;
var format = OpenGLTextureUtil.GetFormatFromBytesPerPixel(bytesPerPixel);
var internalformat = OpenGLTextureUtil.GetInternalFormatFromBytesPerPixel(bytesPerPixel, srgbEncoded);
if (format == gl.GL_NONE || internalformat == gl.GL_NONE)
{
throw new NotSupportedException(OpenGLStrings.UnsupportedImageType);
}
var pixels = IntPtr.Zero;
try
{
pixels = CreateConcatenatedPixelBuffer(data, width * height * bytesPerPixel);
CreateNativeTexture(uv, internalformat, width, height, data.Count, format,
gl.GL_UNSIGNED_BYTE, (void *)pixels, true);
}
finally
{
if (pixels != IntPtr.Zero)
{
Marshal.FreeHGlobal(pixels);
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="OutOfBandRenderTarget"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
internal OutOfBandRenderTarget(UltravioletContext uv)
: base(uv)
{
renderTarget = RenderTarget2D.Create(1, 1);
colorBuffer = Texture2D.CreateRenderBuffer(RenderBufferFormat.Color, 1, 1, RenderBufferOptions.SrgbColor);
renderTarget.Attach(colorBuffer);
if (uv.GetGraphics().Capabilities.SupportsDepthStencilTextures)
{
depthBuffer = Texture2D.CreateRenderBuffer(RenderBufferFormat.Depth24Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
}
else
{
depthBuffer = Texture2D.CreateRenderBuffer(RenderBufferFormat.Depth16, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
stencilBuffer = Texture2D.CreateRenderBuffer(RenderBufferFormat.Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(stencilBuffer);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="OutOfBandRenderTarget"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
internal OutOfBandRenderTarget(UltravioletContext uv)
: base(uv)
{
renderTarget = RenderTarget2D.Create(1, 1);
colorBuffer = RenderBuffer2D.Create(RenderBufferFormat.Color, 1, 1, RenderBufferOptions.None);
renderTarget.Attach(colorBuffer);
if (uv.GetGraphics().Capabilities.SupportsDepthStencilTextures)
{
depthBuffer = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
}
else
{
depthBuffer = RenderBuffer2D.Create(RenderBufferFormat.Depth16, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
stencilBuffer = RenderBuffer2D.Create(RenderBufferFormat.Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(stencilBuffer);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="OpenGLTexture3D"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="width">The texture's width in pixels.</param>
/// <param name="height">The texture's height in pixels.</param>
/// <param name="depth">The texture's depth in layers.</param>
/// <param name="options">The texture's configuration options.</param>
public OpenGLTexture3D(UltravioletContext uv, Int32 width, Int32 height, Int32 depth, TextureOptions options)
: base(uv)
{
Contract.EnsureRange(width > 0, nameof(width));
Contract.EnsureRange(height > 0, nameof(height));
Contract.EnsureRange(depth > 0, nameof(depth));
var isLinear = (options & TextureOptions.LinearColor) == TextureOptions.LinearColor;
var isSrgb = (options & TextureOptions.SrgbColor) == TextureOptions.SrgbColor;
if (isLinear && isSrgb)
{
throw new ArgumentException(UltravioletStrings.TextureCannotHaveMultipleEncodings);
}
var caps = uv.GetGraphics().Capabilities;
var srgbEncoded = isLinear ? false : (isSrgb ? true : uv.Properties.SrgbDefaultForSurface3D) && caps.SrgbEncodingEnabled;
var format = OpenGLTextureUtil.GetFormatFromBytesPerPixel(4);
var internalformat = OpenGLTextureUtil.GetInternalFormatFromBytesPerPixel(4, srgbEncoded);
CreateNativeTexture(uv, internalformat, width, height, depth, format, gl.GL_UNSIGNED_BYTE, null, immutable);
}
/// <summary>
/// Initializes a new instance of the OpenGLRenderBuffer2D class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="format">The render buffer's format.</param>
/// <param name="width">The render buffer's width in pixels.</param>
/// <param name="height">The render buffer's height in pixels.</param>
/// <param name="options">The render buffer's configuration options.</param>
public OpenGLRenderBuffer2D(UltravioletContext uv, RenderBufferFormat format, Int32 width, Int32 height, RenderBufferOptions options)
: base(uv)
{
Contract.EnsureRange(width > 0, nameof(width));
Contract.EnsureRange(height > 0, nameof(height));
var isSrgb = (options & RenderBufferOptions.SrgbColor) == RenderBufferOptions.SrgbColor;
var isLinear = (options & RenderBufferOptions.LinearColor) == RenderBufferOptions.LinearColor;
if (isSrgb && isLinear)
{
throw new ArgumentException(UltravioletStrings.BuffersCannotHaveMultipleEncodings);
}
if ((isSrgb || isLinear) && format != RenderBufferFormat.Color)
{
throw new ArgumentException(UltravioletStrings.EncodingSpecifiedForNonColorBuffer);
}
var caps = uv.GetGraphics().Capabilities;
var srgbEncoded = (isLinear ? false : (isSrgb ? true : uv.Properties.SrgbDefaultForRenderBuffer2D)) && caps.SrgbEncodingEnabled;
this.format = format;
this.width = width;
this.height = height;
this.immutable = (options & RenderBufferOptions.ImmutableStorage) == RenderBufferOptions.ImmutableStorage;
this.willNotBeSampled = (options & RenderBufferOptions.WillNotBeSampled) == RenderBufferOptions.WillNotBeSampled;
if (willNotBeSampled)
{
using (var state = OpenGLState.ScopedCreateRenderbuffer(out renderbuffer))
{
AllocateRenderbufferStorage(width, height);
}
}
else
{
switch (format)
{
case RenderBufferFormat.Color:
{
var texformat = OpenGLTextureUtil.GetFormatFromBytesPerPixel(4);
var texinternalformat = OpenGLTextureUtil.GetInternalFormatFromBytesPerPixel(4, srgbEncoded);
this.texture = new OpenGLTexture2D(uv, texinternalformat, width, height, texformat, gl.GL_UNSIGNED_BYTE, IntPtr.Zero, immutable, true);
this.SrgbEncoded = this.texture.SrgbEncoded;
}
break;
case RenderBufferFormat.Depth24Stencil8:
this.texture = new OpenGLTexture2D(uv, gl.GL_DEPTH24_STENCIL8, width, height, gl.GL_DEPTH_STENCIL, gl.GL_UNSIGNED_INT_24_8, IntPtr.Zero, immutable, true);
break;
case RenderBufferFormat.Depth32:
this.texture = new OpenGLTexture2D(uv, gl.GL_DEPTH_COMPONENT32, width, height, gl.GL_DEPTH_COMPONENT, gl.GL_UNSIGNED_INT, IntPtr.Zero, immutable, true);
break;
case RenderBufferFormat.Depth16:
this.texture = new OpenGLTexture2D(uv, gl.GL_DEPTH_COMPONENT16, width, height, gl.GL_DEPTH_COMPONENT, gl.GL_UNSIGNED_SHORT, IntPtr.Zero, immutable, true);
break;
case RenderBufferFormat.Stencil8:
this.texture = new OpenGLTexture2D(uv, gl.GL_STENCIL_INDEX8, width, height, gl.GL_STENCIL, gl.GL_UNSIGNED_INT, IntPtr.Zero, immutable, true);
break;
default:
throw new NotSupportedException(nameof(format));
}
}
}
public static void CreateViewPort(Rectangle rec)
{
Ultraviolet.Graphics.Viewport viewport = new Ultraviolet.Graphics.Viewport(rec);
_context.GetGraphics().SetViewport(viewport);
}
public void ClearView(UltravioletContext context, Color color)
{
context.GetGraphics().Clear(color);
}
