public FrameBuffer(Texture2D texture, TextureFlags flags = TextureFlags.None, TextureFormat format = TextureFormat.BGRA8)
{
Attachment[] attachments = { new Attachment()
{
Texture = texture.handle, Mip = 0, Layer = 0
} };
handle = new SharpBgfx.FrameBuffer(attachments);
}
static FrameBuffer()
{
// BUG: SharpBgfx does not define invalid handle correctly (should be ushort.MaxValue, not 0)
object invalid = Invalid;
invalid.GetType().GetField("handle",
BindingFlags.NonPublic | BindingFlags.Instance).SetValue(invalid, ushort.MaxValue);
Invalid = (SharpBgfx.FrameBuffer)invalid;
}
public FrameBuffer(Texture2D[] textures, TextureFlags flags = TextureFlags.None, TextureFormat format = TextureFormat.BGRA8)
{
List <Attachment> attachments = new List <Attachment>(textures.Length);
foreach (Texture2D texture in textures)
{
attachments.Add(new Attachment()
{
Texture = texture.handle, Mip = 0, Layer = 0
});
}
handle = new SharpBgfx.FrameBuffer(attachments.ToArray());
}
/// <summary>
/// Requests that a screenshot be saved. The ScreenshotTaken event will be fired to save the result.
/// </summary>
/// <param name="frameBuffer">The frame buffer to save.</param>
/// <param name="filePath">The file path that will be passed to the callback event.</param>
public static void RequestScreenShot(FrameBuffer frameBuffer, string filePath)
{
NativeMethods.bgfx_request_screen_shot(frameBuffer.handle, filePath);
}
/// <summary>
/// Sets the frame buffer used by a particular view.
/// </summary>
/// <param name="id">The index of the view.</param>
/// <param name="frameBuffer">The frame buffer to set.</param>
public static void SetViewFrameBuffer(byte id, FrameBuffer frameBuffer)
{
NativeMethods.bgfx_set_view_frame_buffer(id, frameBuffer.handle);
}
/// <summary>
/// Sets a frame buffer attachment as a compute image.
/// </summary>
/// <param name="stage">The buffer stage to set.</param>
/// <param name="sampler">The sampler uniform.</param>
/// <param name="frameBuffer">The frame buffer.</param>
/// <param name="attachment">The attachment index.</param>
/// <param name="format">The format of the buffer data.</param>
/// <param name="access">Access control flags.</param>
public static void SetComputeImage(byte stage, Uniform sampler, FrameBuffer frameBuffer, byte attachment, ComputeBufferAccess access, TextureFormat format = TextureFormat.Unknown)
{
NativeMethods.bgfx_set_image_from_frame_buffer(stage, sampler.handle, frameBuffer.handle, attachment, format, access);
}
/// <summary>
/// Sets a texture to use for drawing primitives.
/// </summary>
/// <param name="textureUnit">The texture unit to set.</param>
/// <param name="sampler">The sampler uniform.</param>
/// <param name="frameBuffer">The frame buffer.</param>
/// <param name="attachment">The index of the attachment to set.</param>
/// <param name="flags">Sampling flags that override the default flags in the texture itself.</param>
public static void SetTexture(byte textureUnit, Uniform sampler, FrameBuffer frameBuffer, byte attachment, TextureFlags flags)
{
NativeMethods.bgfx_set_texture_from_frame_buffer(textureUnit, sampler.handle, frameBuffer.handle, attachment, (uint)flags);
}
/// <summary>
/// Sets a texture to use for drawing primitives.
/// </summary>
/// <param name="textureUnit">The texture unit to set.</param>
/// <param name="sampler">The sampler uniform.</param>
/// <param name="frameBuffer">The frame buffer.</param>
/// <param name="attachment">The index of the frame buffer attachment to set as a texture.</param>
public static void SetTexture(byte textureUnit, Uniform sampler, FrameBuffer frameBuffer, byte attachment = 0)
{
NativeMethods.bgfx_set_texture_from_frame_buffer(textureUnit, sampler.handle, frameBuffer.handle, attachment, uint.MaxValue);
}
public FrameBuffer(int width, int height, TextureFlags flags = TextureFlags.None, TextureFormat format = TextureFormat.BGRA8)
{
handle = new SharpBgfx.FrameBuffer(width, height, format, flags);
}