protected override void DoInitialize()
{
{
var computeProgram = new ShaderProgram();
var shaderCode = new ShaderCode(File.ReadAllText(
@"06ImageProcessing\ImageProcessing.comp"), ShaderType.ComputeShader);
var shader = shaderCode.CreateShader();
computeProgram.Create(shader);
shader.Delete();
this.computeProgram = computeProgram;
}
{
Bitmap bitmap = new System.Drawing.Bitmap(this.textureFilename);
if (bitmap.Width != 512 || bitmap.Height != 512)
{
bitmap = (Bitmap)bitmap.GetThumbnailImage(512, 512, null, IntPtr.Zero);
}
OpenGL.GenTextures(1, this.input_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.input_image[0]);
// Lock the image bits (so that we can pass them to OGL).
BitmapData bitmapData = bitmap.LockBits(
new Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.TexImage2D(OpenGL.GL_TEXTURE_2D, 0, (int)OpenGL.GL_RGBA32F,
bitmap.Width, bitmap.Height, 0, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE,
bitmapData.Scan0);
// Unlock the image.
bitmap.UnlockBits(bitmapData);
/* We require 1 byte alignment when uploading texture data */
//GL.PixelStorei(GL.GL_UNPACK_ALIGNMENT, 1);
/* Clamping to edges is important to prevent artifacts when scaling */
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_WRAP_S, (int)OpenGL.GL_CLAMP_TO_EDGE);
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_WRAP_T, (int)OpenGL.GL_CLAMP_TO_EDGE);
/* Linear filtering usually looks best for text */
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_MIN_FILTER, (int)OpenGL.GL_LINEAR);
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_MAG_FILTER, (int)OpenGL.GL_LINEAR);
bitmap.Dispose();
}
{
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.GenTextures(1, this.intermediate_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.intermediate_image[0]);
OpenGL.TexStorage2D(TexStorage2DTarget.Texture2D, 8, OpenGL.GL_RGBA32F, 512, 512);
}
{
// This is the texture that the compute program will write into
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.GenTextures(1, this.output_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.output_image[0]);
OpenGL.TexStorage2D(TexStorage2DTarget.Texture2D, 8, OpenGL.GL_RGBA32F, 512, 512);
}
{
var bufferable = new ImageProcessingModel();
ShaderCode[] simpleShader = new ShaderCode[2];
simpleShader[0] = new ShaderCode(File.ReadAllText(@"06ImageProcessing\ImageProcessing.vert"), ShaderType.VertexShader);
simpleShader[1] = new ShaderCode(File.ReadAllText(@"06ImageProcessing\ImageProcessing.frag"), ShaderType.FragmentShader);
var propertyNameMap = new PropertyNameMap();
propertyNameMap.Add("vert", "position");
propertyNameMap.Add("uv", "uv");
var pickableRenderer = new PickableRenderer(
bufferable, simpleShader, propertyNameMap, "position");
pickableRenderer.Name = string.Format("Pickable: [ImageProcessingRenderer]");
pickableRenderer.Initialize();
pickableRenderer.SetUniform("output_image",
new samplerValue(
BindTextureTarget.Texture2D, this.output_image[0], OpenGL.GL_TEXTURE0));
this.renderer = pickableRenderer;
}
}
protected override void DoInitialize()
{
{
var computeProgram = new ShaderProgram();
var shaderCode = new ShaderCode(File.ReadAllText(
@"06ImageProcessing\ImageProcessing.comp"), ShaderType.ComputeShader);
var shader = shaderCode.CreateShader();
computeProgram.Create(shader);
shader.Delete();
this.computeProgram = computeProgram;
}
{
Bitmap bitmap = new System.Drawing.Bitmap(this.textureFilename);
if (bitmap.Width != 512 || bitmap.Height != 512)
{
bitmap = (Bitmap)bitmap.GetThumbnailImage(512, 512, null, IntPtr.Zero);
}
OpenGL.GenTextures(1, this.input_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.input_image[0]);
// Lock the image bits (so that we can pass them to OGL).
BitmapData bitmapData = bitmap.LockBits(
new Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.TexImage2D(OpenGL.GL_TEXTURE_2D, 0, (int)OpenGL.GL_RGBA32F,
bitmap.Width, bitmap.Height, 0, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE,
bitmapData.Scan0);
// Unlock the image.
bitmap.UnlockBits(bitmapData);
/* We require 1 byte alignment when uploading texture data */
//GL.PixelStorei(GL.GL_UNPACK_ALIGNMENT, 1);
/* Clamping to edges is important to prevent artifacts when scaling */
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_WRAP_S, (int)OpenGL.GL_CLAMP_TO_EDGE);
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_WRAP_T, (int)OpenGL.GL_CLAMP_TO_EDGE);
/* Linear filtering usually looks best for text */
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_MIN_FILTER, (int)OpenGL.GL_LINEAR);
OpenGL.TexParameteri(OpenGL.GL_TEXTURE_2D, OpenGL.GL_TEXTURE_MAG_FILTER, (int)OpenGL.GL_LINEAR);
bitmap.Dispose();
}
{
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.GenTextures(1, this.intermediate_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.intermediate_image[0]);
OpenGL.TexStorage2D(TexStorage2DTarget.Texture2D, 8, OpenGL.GL_RGBA32F, 512, 512);
}
{
// This is the texture that the compute program will write into
//GL.ActiveTexture(GL.GL_TEXTURE0);
OpenGL.GenTextures(1, this.output_image);
OpenGL.BindTexture(OpenGL.GL_TEXTURE_2D, this.output_image[0]);
OpenGL.TexStorage2D(TexStorage2DTarget.Texture2D, 8, OpenGL.GL_RGBA32F, 512, 512);
}
{
var bufferable = new ImageProcessingModel();
ShaderCode[] simpleShader = new ShaderCode[2];
simpleShader[0] = new ShaderCode(File.ReadAllText(@"06ImageProcessing\ImageProcessing.vert"), ShaderType.VertexShader);
simpleShader[1] = new ShaderCode(File.ReadAllText(@"06ImageProcessing\ImageProcessing.frag"), ShaderType.FragmentShader);
var propertyNameMap = new PropertyNameMap();
propertyNameMap.Add("vert", "position");
propertyNameMap.Add("uv", "uv");
var pickableRenderer = new PickableRenderer(
bufferable, simpleShader, propertyNameMap, "position");
pickableRenderer.Name = string.Format("Pickable: [ImageProcessingRenderer]");
pickableRenderer.Initialize();
pickableRenderer.SetUniform("output_image",
new samplerValue(
BindTextureTarget.Texture2D, this.output_image[0], OpenGL.GL_TEXTURE0));
this.renderer = pickableRenderer;
}
}
private void Form01Renderer_Load(object sender, EventArgs e)
{
{
var camera = new Camera(CameraType.Perspecitive, this.glCanvas1.Width, this.glCanvas1.Height);
camera.Position = new vec3(0, 0, 5);
var rotator = new SatelliteRotator(camera);
this.camera = camera;
this.rotator = rotator;
}
{
// build several models
Random random = new Random();
var bufferables = new IBufferable[] {
new Axis(),
new BigDipper(),
new Chain(new ChainModel(random.Next(7, 100), 5, 5)),
new Tetrahedron(),
new Cube(),
new Sphere(),
new Teapot(),
};
var keys = new GeometryModel[]
{
GeometryModel.Axis,
GeometryModel.BigDipper,
GeometryModel.Chain,
GeometryModel.Tetrahedron,
GeometryModel.Cube,
GeometryModel.Sphere,
GeometryModel.Teapot,
};
ShaderCode[] simpleShader = new ShaderCode[2];
simpleShader[0] = new ShaderCode(File.ReadAllText(@"01Renderer\Simple.vert"), ShaderType.VertexShader);
simpleShader[1] = new ShaderCode(File.ReadAllText(@"01Renderer\Simple.frag"), ShaderType.FragmentShader);
ShaderCode[] emitNormalLineShader = new ShaderCode[3];
emitNormalLineShader[0] = new ShaderCode(File.ReadAllText(@"01Renderer\EmitNormalLine.vert"), ShaderType.VertexShader);
emitNormalLineShader[1] = new ShaderCode(File.ReadAllText(@"01Renderer\EmitNormalLine.geom"), ShaderType.GeometryShader);
emitNormalLineShader[2] = new ShaderCode(File.ReadAllText(@"01Renderer\EmitNormalLine.frag"), ShaderType.FragmentShader);
var shaderCodesGroup = new ShaderCode[][]
{
simpleShader,
simpleShader,
simpleShader,
emitNormalLineShader,
emitNormalLineShader,
emitNormalLineShader,
emitNormalLineShader,
};
var simpleShaderPropertyNameMap = new PropertyNameMap();
simpleShaderPropertyNameMap.Add("in_Position", "position");
simpleShaderPropertyNameMap.Add("in_Color", "color");
var emitNormalLineShaderPropertyNameMap = new PropertyNameMap();
emitNormalLineShaderPropertyNameMap.Add("in_Position", "position");
emitNormalLineShaderPropertyNameMap.Add("in_Normal", "normal");
var propertyNameMaps = new PropertyNameMap[]
{
simpleShaderPropertyNameMap,
simpleShaderPropertyNameMap,
simpleShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
};
var positionNameInIBufferables = new string[]
{
"position",
"position",
"position",
"position",
"position",
"position",
"position",
};
var uniformTupleList = new List <Tuple <string, ValueType> >()
{
new Tuple <string, ValueType>("normalLength", 0.5f),
new Tuple <string, ValueType>("showModel", true),
new Tuple <string, ValueType>("showNormal", false),
};
var uniformVariablesList = new List <List <Tuple <string, ValueType> > >()
{
new List <Tuple <string, ValueType> >(),
new List <Tuple <string, ValueType> >(),
new List <Tuple <string, ValueType> >(),
uniformTupleList,
uniformTupleList,
uniformTupleList,
uniformTupleList,
};
for (int i = 0; i < bufferables.Length; i++)
{
GeometryModel key = keys[i];
IBufferable bufferable = bufferables[i];
ShaderCode[] shaders = shaderCodesGroup[i];
var propertyNameMap = propertyNameMaps[i];
string positionNameInIBufferable = positionNameInIBufferables[i];
var highlightRenderer = new HighlightRenderer(
bufferable, positionNameInIBufferable);
highlightRenderer.Name = string.Format("Highlight: [{0}]", key);
highlightRenderer.Initialize();
var pickableRenderer = new PickableRenderer(
bufferable, shaders, propertyNameMap, positionNameInIBufferable);
pickableRenderer.Name = string.Format("Pickable: [{0}]", key);
pickableRenderer.Initialize();
var uniformVariables = uniformVariablesList[i];
foreach (var item in uniformVariables)
{
pickableRenderer.SetUniform(item.Item1, item.Item2);
}
HighlightedPickableRenderer renderer = new HighlightedPickableRenderer(
highlightRenderer, pickableRenderer);
renderer.Initialize();
{
GLSwitch lineWidthSwitch = new LineWidthSwitch(5);
pickableRenderer.SwitchList.Add(lineWidthSwitch);
GLSwitch pointSizeSwitch = new PointSizeSwitch(10);
pickableRenderer.SwitchList.Add(pointSizeSwitch);
GLSwitch polygonModeSwitch = new PolygonModeSwitch(PolygonModes.Filled);
pickableRenderer.SwitchList.Add(polygonModeSwitch);
//GLSwitch blendSwitch = new BlendSwitch();
//pickableRenderer.SwitchList.Add(blendSwitch);
}
this.rendererDict.Add(key, renderer);
}
this.SelectedModel = GeometryModel.Tetrahedron;
}
{
// build the axis
var bufferables = new IBufferable[] {
new Axis(),
};
var keys = new GeometryModel[]
{
GeometryModel.Axis,
};
ShaderCode[] simpleShader = new ShaderCode[2];
simpleShader[0] = new ShaderCode(File.ReadAllText(@"01Renderer\Simple.vert"), ShaderType.VertexShader);
simpleShader[1] = new ShaderCode(File.ReadAllText(@"01Renderer\Simple.frag"), ShaderType.FragmentShader);
var shaderCodesGroup = new ShaderCode[][]
{
simpleShader,
};
var simpleShaderPropertyNameMap = new PropertyNameMap();
simpleShaderPropertyNameMap.Add("in_Position", "position");
simpleShaderPropertyNameMap.Add("in_Color", "color");
var propertyNameMaps = new PropertyNameMap[]
{
simpleShaderPropertyNameMap,
};
var positionNameInIBufferables = new string[]
{
"position",
};
var uniformVariablesList = new List <List <Tuple <string, ValueType> > >()
{
new List <Tuple <string, ValueType> >(),
};
for (int i = 0; i < bufferables.Length; i++)
{
GeometryModel key = keys[i];
IBufferable bufferable = bufferables[i];
ShaderCode[] shaders = shaderCodesGroup[i];
var propertyNameMap = propertyNameMaps[i];
string positionNameInIBufferable = positionNameInIBufferables[i];
var pickableRenderer = new PickableRenderer(
bufferable, shaders, propertyNameMap, positionNameInIBufferable);
pickableRenderer.Name = string.Format("Pickable: [{0}]", key);
pickableRenderer.Initialize();
var uniformVariables = uniformVariablesList[i];
foreach (var item in uniformVariables)
{
pickableRenderer.SetUniform(item.Item1, item.Item2);
}
}
}
{
var frmBulletinBoard = new FormBulletinBoard();
//frmBulletinBoard.Dump = true;
frmBulletinBoard.Show();
this.pickedGeometryBoard = frmBulletinBoard;
}
{
var UIRoot = new GLControl(this.glCanvas1.Size, -100, 100);
UIRoot.Initialize();
this.uiRoot = UIRoot;
var glAxis = new GLAxis(AnchorStyles.Right | AnchorStyles.Bottom,
new Padding(3, 3, 3, 3), new Size(70, 70), -100, 100);
glAxis.Initialize();
this.glAxis = glAxis;
UIRoot.Controls.Add(glAxis);
}
{
var frmPropertyGrid = new FormProperyGrid();
frmPropertyGrid.DisplayObject(this.rendererDict[this.SelectedModel].PickableRenderer);
frmPropertyGrid.Show();
this.pickableRendererPropertyGrid = frmPropertyGrid;
}
{
var frmPropertyGrid = new FormProperyGrid();
frmPropertyGrid.DisplayObject(this.rendererDict[this.SelectedModel].Highlighter);
frmPropertyGrid.Show();
this.highlightRendererPropertyGrid = frmPropertyGrid;
}
{
var frmPropertyGrid = new FormProperyGrid();
frmPropertyGrid.DisplayObject(this);
frmPropertyGrid.Show();
this.formPropertyGrid = frmPropertyGrid;
}
{
var frmIndexBufferPtrBoard = new FormIndexBufferPtrBoard();
frmIndexBufferPtrBoard.SetTarget(this.rendererDict[this.SelectedModel].PickableRenderer.IndexBufferPtr);
frmIndexBufferPtrBoard.Show();
this.frmIndexBufferPtrBoard = frmIndexBufferPtrBoard;
}
}
private void Form_Load(object sender, EventArgs e)
{
{
var camera = new Camera(
new vec3(0, 0, 5), new vec3(), new vec3(0, 1, 0),
CameraType.Perspecitive, this.glCanvas1.Width, this.glCanvas1.Height);
var rotator = new SatelliteManipulater();
rotator.Bind(camera, this.glCanvas1);
this.camera = camera;
}
{
// build several models
Random random = new Random();
var bufferables = new IBufferable[] {
new Axis(),
new BigDipper(),
new Chain(new ChainModel(random.Next(7, 100), 5, 5)),
new Tetrahedron(),
new Cube(),
new Sphere(),
new Teapot(),
};
var keys = new GeometryModel[]
{
GeometryModel.Axis,
GeometryModel.BigDipper,
GeometryModel.Chain,
GeometryModel.Tetrahedron,
GeometryModel.Cube,
GeometryModel.Sphere,
GeometryModel.Teapot,
};
ShaderCode[] simpleShader = new ShaderCode[2];
simpleShader[0] = new ShaderCode(File.ReadAllText(@"shaders\Simple.vert"), ShaderType.VertexShader);
simpleShader[1] = new ShaderCode(File.ReadAllText(@"shaders\Simple.frag"), ShaderType.FragmentShader);
ShaderCode[] emitNormalLineShader = new ShaderCode[3];
emitNormalLineShader[0] = new ShaderCode(File.ReadAllText(@"shaders\EmitNormalLine.vert"), ShaderType.VertexShader);
emitNormalLineShader[1] = new ShaderCode(File.ReadAllText(@"shaders\EmitNormalLine.geom"), ShaderType.GeometryShader);
emitNormalLineShader[2] = new ShaderCode(File.ReadAllText(@"shaders\EmitNormalLine.frag"), ShaderType.FragmentShader);
var shaderCodesGroup = new ShaderCode[][]
{
simpleShader,
simpleShader,
simpleShader,
emitNormalLineShader,
emitNormalLineShader,
emitNormalLineShader,
emitNormalLineShader,
};
var simpleShaderPropertyNameMap = new PropertyNameMap();
simpleShaderPropertyNameMap.Add("in_Position", "position");
simpleShaderPropertyNameMap.Add("in_Color", "color");
var emitNormalLineShaderPropertyNameMap = new PropertyNameMap();
emitNormalLineShaderPropertyNameMap.Add("in_Position", "position");
emitNormalLineShaderPropertyNameMap.Add("in_Normal", "normal");
var propertyNameMaps = new PropertyNameMap[]
{
simpleShaderPropertyNameMap,
simpleShaderPropertyNameMap,
simpleShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
emitNormalLineShaderPropertyNameMap,
};
var positionNameInIBufferables = new string[]
{
"position",
"position",
"position",
"position",
"position",
"position",
"position",
};
for (int i = 0; i < bufferables.Length; i++)
{
GeometryModel key = keys[i];
IBufferable bufferable = bufferables[i];
ShaderCode[] shaders = shaderCodesGroup[i];
var propertyNameMap = propertyNameMaps[i];
string positionNameInIBufferable = positionNameInIBufferables[i];
var highlightRenderer = new HighlightRenderer(
bufferable, positionNameInIBufferable);
highlightRenderer.Name = string.Format("Highlight: [{0}]", key);
highlightRenderer.Initialize();
var pickableRenderer = new PickableRenderer(
bufferable, shaders, propertyNameMap, positionNameInIBufferable);
pickableRenderer.Name = string.Format("Pickable: [{0}]", key);
pickableRenderer.Initialize();
if (i > 2)
{
pickableRenderer.SetUniform("normalLength", 0.5f);
pickableRenderer.SetUniform("showModel", true);
pickableRenderer.SetUniform("showNormal", false);
}
HighlightedPickableRenderer renderer = new HighlightedPickableRenderer(
highlightRenderer, pickableRenderer);
renderer.Initialize();
{
GLSwitch lineWidthSwitch = new LineWidthSwitch(5);
pickableRenderer.SwitchList.Add(lineWidthSwitch);
GLSwitch pointSizeSwitch = new PointSizeSwitch(10);
pickableRenderer.SwitchList.Add(pointSizeSwitch);
GLSwitch polygonModeSwitch = new PolygonModeSwitch(PolygonModes.Filled);
pickableRenderer.SwitchList.Add(polygonModeSwitch);
//GLSwitch blendSwitch = new BlendSwitch();
//pickableRenderer.SwitchList.Add(blendSwitch);
}
this.rendererDict.Add(key, renderer);
}
this.SelectedModel = GeometryModel.Tetrahedron;
}
{
var frmBulletinBoard = new FormBulletinBoard();
//frmBulletinBoard.Dump = true;
frmBulletinBoard.Show();
this.pickedGeometryBoard = frmBulletinBoard;
}
{
var UIRoot = new UIRoot();
UIRoot.Initialize();
this.uiRoot = UIRoot;
var uiAxis = new UIAxis(AnchorStyles.Left | AnchorStyles.Bottom,
new Padding(3, 3, 3, 3), new Size(128, 128), -100, 100);
uiAxis.Initialize();
UIRoot.Children.Add(uiAxis);
this.uiAxis = uiAxis;
var font = new Font("Courier New", 32);
var uiText = new UIText(AnchorStyles.Left | AnchorStyles.Bottom,
new Padding(0, 0, 0, 0), new Size(250, 20), -100, 100,
font.GetFontBitmap("[index: 0123456789]").GetFontTexture());
uiText.Text = "";
uiRoot.Children.Add(uiText);
this.uiText = uiText;
}
{
var frmPropertyGrid = new FormProperyGrid(this.rendererDict[this.SelectedModel].PickableRenderer);
frmPropertyGrid.Show();
this.pickableRendererPropertyGrid = frmPropertyGrid;
}
{
var frmPropertyGrid = new FormProperyGrid(this.rendererDict[this.SelectedModel].Highlighter);
frmPropertyGrid.Show();
this.highlightRendererPropertyGrid = frmPropertyGrid;
}
{
var frmPropertyGrid = new FormProperyGrid(this);
frmPropertyGrid.Show();
this.formPropertyGrid = frmPropertyGrid;
}
{
var frmPropertyGrid = new FormProperyGrid(this.uiText);
frmPropertyGrid.Show();
}
{
var frmIndexBufferPtrBoard = new FormIndexBufferPtrBoard();
frmIndexBufferPtrBoard.SetTarget(this.rendererDict[this.SelectedModel].PickableRenderer.IndexBufferPtr);
frmIndexBufferPtrBoard.Show();
this.frmIndexBufferPtrBoard = frmIndexBufferPtrBoard;
}
}