// An array of RGBA
public void SetData(uint[,] colors)
{
VerifyThreadAffinity();
var width = colors.GetUpperBound(1) + 1;
var height = colors.GetUpperBound(0) + 1;
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
unsafe
{
fixed(uint *ptr = &colors[0, 0])
{
var intPtr = new IntPtr((void *)ptr);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, width, height,
0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, intPtr);
ErrorHandler.CheckGlError();
}
}
}
public void SetData(Bitmap bitmap)
{
var allocatedBitmap = false;
if (!Exts.IsPowerOf2(bitmap.Width) || !Exts.IsPowerOf2(bitmap.Height))
{
bitmap = new Bitmap(bitmap, bitmap.Size.NextPowerOf2());
allocatedBitmap = true;
}
try
{
size = new Size(bitmap.Width, bitmap.Height);
var bits = bitmap.LockBits(bitmap.Bounds(),
ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, bits.Width, bits.Height,
0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, bits.Scan0); // TODO: weird strides
ErrorHandler.CheckGlError();
bitmap.UnlockBits(bits);
}
finally
{
if (allocatedBitmap)
{
bitmap.Dispose();
}
}
}
// An array of RGBA
public void SetData(uint[,] colors)
{
VerifyThreadAffinity();
var width = colors.GetUpperBound(1) + 1;
var height = colors.GetUpperBound(0) + 1;
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
unsafe
{
fixed(uint *ptr = &colors[0, 0])
{
var intPtr = new IntPtr((void *)ptr);
PrepareTexture();
OpenGL.glTexImage2D(OpenGL.GL_TEXTURE_2D, 0, OpenGL.GL_RGBA8, width, height,
0, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE, intPtr);
OpenGL.CheckGLError();
}
}
}
public void SetData(byte[] colors, int width, int height)
{
Threading.EnsureUIThread();
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException(string.Format("Non-power-of-two array {0} X {1}", width, height));
}
Size = new Size(width, height);
//ConvertToABGR(height, width, colors);
colors = ConvertToRGBA(colors);
unsafe
{
fixed(byte *ptr = &colors[0])
{
var intPtr = new IntPtr((void *)ptr);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, width, height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, intPtr);
//GL.TexImage2D(TextureTarget.Texture2D, 0,
// PixelInternalFormat.Rgba8, width, height, 0, PixelFormat.BGRA_EXT, PixelType.UnsignedByte, intPtr);
//GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, width, height, PixelFormat.Rgba, PixelType.UnsignedByte, intPtr);
GraphicsExtensions.CheckGLError();
}
}
}
public void SetData(Bitmap bitmap)
{
VerifyThreadAffinity();
var allocatedBitmap = false;
if (!Exts.IsPowerOf2(bitmap.Width) || !Exts.IsPowerOf2(bitmap.Height))
{
bitmap = new Bitmap(bitmap, bitmap.Size.NextPowerOf2());
allocatedBitmap = true;
}
try
{
Size = new Size(bitmap.Width, bitmap.Height);
var bits = bitmap.LockBits(bitmap.Bounds(),
ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
PrepareTexture();
OpenGL.glTexImage2D(OpenGL.GL_TEXTURE_2D, 0, OpenGL.GL_RGBA8, bits.Width, bits.Height,
0, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE, bits.Scan0); // TODO: weird strides
OpenGL.CheckGLError();
bitmap.UnlockBits(bits);
}
finally
{
if (allocatedBitmap)
{
bitmap.Dispose();
}
}
}
/// <summary>
/// Convert from ARGB to ABGR
/// </summary>
/// <param name="pixelHeight"></param>
/// <param name="pixelWidth"></param>
/// <param name="colors"></param>
//private static void ConvertToABGR(int pixelHeight, int pixelWidth, byte[] colors)
//{
// int pixelCount = pixelHeight * pixelWidth;
// //int pixelCount = colors.Length;
// for(int i = 0; i < pixelCount; i++)
// {
// uint pixel = colors[i];
// colors[i] = (byte)((pixel & 0xFF00FF00) | ((pixel & 0x00FF0000) >> 16) | ((pixel & 0x000000FF) << 16));
// }
//}
//public static void ConvertTARGB(byte[] colors) {
// for (int i = 0; i < colors.Length; i++) {
// uint pixel = colors[i];
// colors[i] = (byte)((pixel & 0xFFFFFF00) | ((pixel&0x000000FF)<<24));
// }
//}
//An array of RGBA
public void SetData(uint[,] colors)
{
Threading.EnsureUIThread();
var width = colors.GetUpperBound(1) + 1;
var height = colors.GetUpperBound(0) + 1;
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException(string.Format("Non-power-of-two array {0}x{1}", width, height));
}
Size = new Size(width, height);
unsafe
{
fixed(uint *ptr = &colors[0, 0])
{
var intPtr = new IntPtr((void *)ptr);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8,
width, height, 0, PixelFormat.BGRA_EXT, PixelType.UnsignedByte, intPtr);
//GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, width, height, PixelFormat.Rgba, PixelType.UnsignedByte, intPtr);
}
}
}
public void SetEmpty(int width, int height)
{
VerifyThreadAffinity();
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
SetData(IntPtr.Zero, width, height);
}
public void SetEmpty(int width, int height)
{
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
size = new Size(width, height);
PrepareTexture();
Gl.glTexImage2D(Gl.GL_TEXTURE_2D, 0, Gl.GL_RGBA8, width, height,
0, Gl.GL_BGRA, Gl.GL_UNSIGNED_BYTE, null);
ErrorHandler.CheckGlError();
}
public void SetEmpty(int width, int height)
{
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
size = new Size(width, height);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, width, height,
0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, IntPtr.Zero);
ErrorHandler.CheckGlError();
}
public void SetEmpty(int width, int height)
{
VerifyThreadAffinity();
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
PrepareTexture();
OpenGL.glTexImage2D(OpenGL.GL_TEXTURE_2D, 0, OpenGL.GL_RGBA8, width, height,
0, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE, IntPtr.Zero);
OpenGL.CheckGLError();
}
public FrameBuffer(Size size, ITextureInternal texture, Color clearColor)
{
this.size = size;
this.clearColor = clearColor;
if (!Exts.IsPowerOf2(size.Width) || !Exts.IsPowerOf2(size.Height))
{
throw new InvalidDataException("Frame buffer size ({0}x{1}) must be a power of two".F(size.Width, size.Height));
}
OpenGL.glGenFramebuffers(1, out framebuffer);
OpenGL.CheckGLError();
OpenGL.glBindFramebuffer(OpenGL.GL_FRAMEBUFFER, framebuffer);
OpenGL.CheckGLError();
// Color
this.texture = texture;
texture.SetEmpty(size.Width, size.Height);
OpenGL.glFramebufferTexture2D(OpenGL.GL_FRAMEBUFFER, OpenGL.GL_COLOR_ATTACHMENT0, OpenGL.GL_TEXTURE_2D, texture.ID, 0);
OpenGL.CheckGLError();
// Depth
OpenGL.glGenRenderbuffers(1, out depth);
OpenGL.CheckGLError();
OpenGL.glBindRenderbuffer(OpenGL.GL_RENDERBUFFER, depth);
OpenGL.CheckGLError();
var glDepth = OpenGL.Profile == GLProfile.Embedded ? OpenGL.GL_DEPTH_COMPONENT16 : OpenGL.GL_DEPTH_COMPONENT;
OpenGL.glRenderbufferStorage(OpenGL.GL_RENDERBUFFER, glDepth, size.Width, size.Height);
OpenGL.CheckGLError();
OpenGL.glFramebufferRenderbuffer(OpenGL.GL_FRAMEBUFFER, OpenGL.GL_DEPTH_ATTACHMENT, OpenGL.GL_RENDERBUFFER, depth);
OpenGL.CheckGLError();
// Test for completeness
var status = OpenGL.glCheckFramebufferStatus(OpenGL.GL_FRAMEBUFFER);
if (status != OpenGL.GL_FRAMEBUFFER_COMPLETE)
{
var error = "Error creating framebuffer: {0}\n{1}".F(status, new StackTrace());
OpenGL.WriteGraphicsLog(error);
throw new InvalidOperationException("OpenGL Error: See graphics.log for details.");
}
// Restore default buffer
OpenGL.glBindFramebuffer(OpenGL.GL_FRAMEBUFFER, 0);
OpenGL.CheckGLError();
}
public void SetEmpty(int width, int height)
{
Threading.EnsureUIThread();
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException(string.Format("Non-power-of-two array {0}x{1}", width, height));
}
Size = new Size(width, height);
PrepareTexture();
//GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, width, height, 0, PixelFormat.BGRA_EXT, PixelType.UnsignedByte, IntPtr.Zero);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, width, height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
//GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, width, height, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
GraphicsExtensions.CheckGLError();
}
public void SetData(byte[] colors, int width, int height)
{
VerifyThreadAffinity();
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
unsafe
{
fixed(byte *ptr = &colors[0])
SetData(new IntPtr(ptr), width, height);
}
}
public void SetData(Bitmap bitmap)
{
if (!Exts.IsPowerOf2(bitmap.Width) || !Exts.IsPowerOf2(bitmap.Height))
{
bitmap = new Bitmap(bitmap, bitmap.Size.NextPowerOf2());
}
size = new Size(bitmap.Width, bitmap.Height);
var bits = bitmap.LockBits(bitmap.Bounds(),
ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
PrepareTexture();
Gl.glTexImage2D(Gl.GL_TEXTURE_2D, 0, Gl.GL_RGBA8, bits.Width, bits.Height,
0, Gl.GL_BGRA, Gl.GL_UNSIGNED_BYTE, bits.Scan0); // todo: weird strides
ErrorHandler.CheckGlError();
bitmap.UnlockBits(bits);
}
public FrameBuffer(Size size)
{
this.size = size;
if (!Exts.IsPowerOf2(size.Width) || !Exts.IsPowerOf2(size.Height))
{
throw new InvalidDataException("Frame buffer size ({0}x{1}) must be a power of two".F(size.Width, size.Height));
}
GL.Ext.GenFramebuffers(1, out framebuffer);
ErrorHandler.CheckGlError();
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, framebuffer);
ErrorHandler.CheckGlError();
// Color
texture = new Texture();
texture.SetEmpty(size.Width, size.Height);
GL.Ext.FramebufferTexture2D(FramebufferTarget.FramebufferExt, FramebufferAttachment.ColorAttachment0Ext, TextureTarget.Texture2D, texture.ID, 0);
ErrorHandler.CheckGlError();
// Depth
GL.Ext.GenRenderbuffers(1, out depth);
ErrorHandler.CheckGlError();
GL.Ext.BindRenderbuffer(RenderbufferTarget.RenderbufferExt, depth);
ErrorHandler.CheckGlError();
GL.Ext.RenderbufferStorage(RenderbufferTarget.RenderbufferExt, RenderbufferStorage.DepthComponent, size.Width, size.Height);
ErrorHandler.CheckGlError();
GL.Ext.FramebufferRenderbuffer(FramebufferTarget.FramebufferExt, FramebufferAttachment.DepthAttachmentExt, RenderbufferTarget.RenderbufferExt, depth);
ErrorHandler.CheckGlError();
// Test for completeness
var status = GL.Ext.CheckFramebufferStatus(FramebufferTarget.FramebufferExt);
if (status != FramebufferErrorCode.FramebufferCompleteExt)
{
var error = "Error creating framebuffer: {0}\n{1}".F(status, new StackTrace());
ErrorHandler.WriteGraphicsLog(error);
throw new InvalidOperationException("OpenGL Error: See graphics.log for details.");
}
// Restore default buffer
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, 0);
ErrorHandler.CheckGlError();
}
public FrameBuffer(Size size)
{
this.size = size;
if (!Exts.IsPowerOf2(size.Width) || !Exts.IsPowerOf2(size.Height))
{
throw new InvalidDataException("Frame buffer size ({0}x{1}) must be a power of two".F(size.Width, size.Height));
}
Gl.glGenFramebuffersEXT(1, out framebuffer);
ErrorHandler.CheckGlError();
Gl.glBindFramebufferEXT(Gl.GL_FRAMEBUFFER_EXT, framebuffer);
ErrorHandler.CheckGlError();
// Color
texture = new Texture();
texture.SetEmpty(size.Width, size.Height);
Gl.glFramebufferTexture2DEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_COLOR_ATTACHMENT0_EXT, Gl.GL_TEXTURE_2D, texture.ID, 0);
ErrorHandler.CheckGlError();
// Depth
Gl.glGenRenderbuffersEXT(1, out depth);
ErrorHandler.CheckGlError();
Gl.glBindRenderbufferEXT(Gl.GL_RENDERBUFFER_EXT, depth);
ErrorHandler.CheckGlError();
Gl.glRenderbufferStorageEXT(Gl.GL_RENDERBUFFER_EXT, Gl.GL_DEPTH_COMPONENT, size.Width, size.Height);
ErrorHandler.CheckGlError();
Gl.glFramebufferRenderbufferEXT(Gl.GL_FRAMEBUFFER_EXT, Gl.GL_DEPTH_ATTACHMENT_EXT, Gl.GL_RENDERBUFFER_EXT, depth);
ErrorHandler.CheckGlError();
// Test for completeness
var status = Gl.glCheckFramebufferStatusEXT(Gl.GL_FRAMEBUFFER_EXT);
if (status != Gl.GL_FRAMEBUFFER_COMPLETE_EXT)
{
var error = "Error creating framebuffer: {0}\n{1}".F((ErrorHandler.GlError)status, new StackTrace());
ErrorHandler.WriteGraphicsLog(error);
throw new InvalidOperationException("OpenGL Error: See graphics.log for details.");
}
// Restore default buffer
Gl.glBindFramebufferEXT(Gl.GL_FRAMEBUFFER_EXT, 0);
ErrorHandler.CheckGlError();
}
// An array of RGBA
public void SetData(uint[,] colors)
{
VerifyThreadAffinity();
var width = colors.GetUpperBound(1) + 1;
var height = colors.GetUpperBound(0) + 1;
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
Size = new Size(width, height);
unsafe
{
fixed(uint *ptr = &colors[0, 0])
SetData(new IntPtr(ptr), width, height);
}
}
public FrameBuffer(Size size)
{
this.size = size;
if (!Exts.IsPowerOf2(size.Width) || !Exts.IsPowerOf2(size.Height))
{
throw new InvalidDataException(string.Format("Frame buffer size ({0}x{1}) must be a power of two", size.Width, size.Height));
}
GL.GenFramebuffers(1, out framebuffer);
GraphicsExtensions.CheckGLError();
GL.BindFramebuffer(FramebufferTarget.FramebufferExt, framebuffer);
GraphicsExtensions.CheckGLError();
//Color
texture = new Graphics.Texture();
texture.SetEmpty(size.Width, size.Height);
GL.FramebufferTexture2D(FramebufferTarget.FramebufferExt, FramebufferAttachment.ColorAttachment0Ext, TextureTarget.Texture2D, texture.ID, 0);
GraphicsExtensions.CheckGLError();
//Depth
GL.GenRenderbuffers(1, out depth);
GraphicsExtensions.CheckGLError();
GL.BindRenderbuffer(RenderbufferTarget.RenderbufferExt, depth);
GraphicsExtensions.CheckGLError();
GL.RenderbufferStorage(RenderbufferTarget.RenderbufferExt, RenderbufferStorage.DepthComponent24Oes, size.Width, size.Height);
GraphicsExtensions.CheckGLError();
GL.FramebufferRenderbuffer(FramebufferTarget.FramebufferExt, FramebufferAttachment.DepthAttachment, RenderbufferTarget.RenderbufferExt, depth);
GraphicsExtensions.CheckGLError();
//Test for completeness
var status = GL.CheckFramebufferStatus(FramebufferTarget.FramebufferExt);
if (status != FramebufferErrorCode.FramebufferCompleteExt)
{
throw new InvalidOperationException("OpenGL Error:" + status);
}
//Restore default buffer
GL.BindFramebuffer(FramebufferTarget.FramebufferExt, 0);
GraphicsExtensions.CheckGLError();
}
public void SetData(byte[] colors, int width, int height)
{
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
size = new Size(width, height);
unsafe
{
fixed(byte *ptr = &colors[0])
{
IntPtr intPtr = new IntPtr((void *)ptr);
PrepareTexture();
Gl.glTexImage2D(Gl.GL_TEXTURE_2D, 0, Gl.GL_RGBA8, width, height,
0, Gl.GL_BGRA, Gl.GL_UNSIGNED_BYTE, intPtr);
ErrorHandler.CheckGlError();
}
}
}
public void SetData(byte[] colors, int width, int height)
{
if (!Exts.IsPowerOf2(width) || !Exts.IsPowerOf2(height))
{
throw new InvalidDataException("Non-power-of-two array {0}x{1}".F(width, height));
}
size = new Size(width, height);
unsafe
{
fixed(byte *ptr = &colors[0])
{
var intPtr = new IntPtr((void *)ptr);
PrepareTexture();
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, width, height,
0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, intPtr);
ErrorHandler.CheckGlError();
}
}
}