private void 纹理TToolStripMenuItem_Click(object sender, EventArgs e)
{
TexturedNode node = this.targetNode;
if (node == null)
{
MessageBox.Show("Please open a model first!");
return;
}
if (this.openTextureDlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
try {
var filename = this.openTextureDlg.FileName;
var bitmap = new Bitmap(filename);
bitmap.RotateFlip(RotateFlipType.Rotate180FlipX);
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bitmap.Dispose();
node.Texture = texture;
}
catch (Exception ex) {
MessageBox.Show(ex.ToString());
return;
}
}
}
private void GetTextures(out Texture texture0, out Texture texture1)
{
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"Crate.bmp"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
texture0 = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"nuclear.png"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
texture1 = texture;
}
}
/// <summary>
/// Load a user defined heightmap
/// </summary>
/// <param name="image"></param>
public void UpdateTexture(Bitmap image)
{
if (this.currentTexture != null)
{
this.currentTexture.Dispose();
}
var storage = new TexImageBitmap(image);
var texture = new Texture(storage,
//new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR)
);
texture.TextureUnitIndex = 0;
texture.Initialize();
RenderMethod method = this.RenderUnit.Methods[(int)RenderMode.Textured];
ShaderProgram program = method.Program;
program.SetUniform("textureMap", texture);
this.currentTexture = texture;
}
/// <summary>
/// Load a user defined heightmap
/// </summary>
/// <param name="image"></param>
public void UpdateHeightmap(Bitmap image)
{
if (this.heightTexture != null)
{
this.heightTexture.Dispose();
}
var storage = new TexImageBitmap(image, GL.GL_RED);
var heightMapTexture = new Texture(storage,
//new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP),
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_NEAREST),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_NEAREST)
);
heightMapTexture.TextureUnitIndex = 0;
heightMapTexture.Initialize();
RenderMethod method = this.RenderUnit.Methods[0];
ShaderProgram program = method.Program;
program.SetUniform("heightMapTexture", heightMapTexture);
this.heightTexture = heightMapTexture;
}
protected override void DoInitialize()
{
base.DoInitialize();
{
string folder = System.Windows.Forms.Application.StartupPath;
var bitmap = new Bitmap(System.IO.Path.Combine(folder, @"heightmap.png"));
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
texture.TextureUnitIndex = 0;
bitmap.Dispose();
this.displacementMap = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bitmap = new Bitmap(System.IO.Path.Combine(folder, @"diffuse.png"));
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
texture.TextureUnitIndex = 1;
bitmap.Dispose();
this.colorMap = texture;
}
{
var light = new DirectionalLight();
light.Color = new vec3(1, 1, 1);
light.AmbientIntensity = 1.0f;
light.DiffuseIntensity = 0.01f;
light.direction = new vec3(1, 1, 0);
this.directionalLight = light;
}
{
RenderMethod method = this.RenderUnit.Methods[0];
foreach (var vao in method.VertexArrayObjects)
{
IDrawCommand cmd = vao.DrawCommand;
cmd.Mode = DrawMode.Patches;
}
var polygonModeState = new PolygonModeState(CSharpGL.PolygonMode.Fill);
method.StateList.Add(polygonModeState);
this.PolygonMode = polygonModeState;
}
}
protected override void DoInitialize()
{
base.DoInitialize();
{
var bitmap = new Bitmap(@"heightmap.png");
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
texture.TextureUnitIndex = 0;
bitmap.Dispose();
this.displacementMap = texture;
}
{
var bitmap = new Bitmap(@"diffuse.png");
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
texture.TextureUnitIndex = 1;
bitmap.Dispose();
this.colorMap = texture;
}
{
var light = new DirectionalLight();
light.Color = new vec3(1, 1, 1);
light.AmbientIntensity = 1.0f;
light.DiffuseIntensity = 0.01f;
light.direction = new vec3(1, 1, 0);
this.directionalLight = light;
}
{
RenderMethod method = this.RenderUnit.Methods[0];
VertexArrayObject vao = method.VertexArrayObject;
IndexBuffer indexBuffer = vao.IndexBuffer;
indexBuffer.Mode = DrawMode.Patches;
var polygonModeState = new PolygonModeState(CSharpGL.PolygonMode.Fill);
method.StateList.Add(polygonModeState);
this.PolygonMode = polygonModeState;
}
}
private static Texture LoadTexture(string glyphsFilename)
{
var bmp = new Bitmap(glyphsFilename);
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
return(texture);
}
private void GetTextures(out Texture texture0, out Texture texture1, out Texture texture2)
{
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"base.png"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
texture0 = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, "Rainbow.png"));
TexStorageBase storage = new TexImage1D(GL.GL_RGBA, bmp.Width, GL.GL_BGRA, GL.GL_UNSIGNED_BYTE, new ImageDataProvider(bmp));
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
texture1 = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"fish.png"));
bmp.RotateFlip(RotateFlipType.Rotate180FlipX);
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
texture2 = texture;
}
}
public TextureSource(string filename)
{
var bmp = new System.Drawing.Bitmap(filename);
bmp.RotateFlip(System.Drawing.RotateFlipType.Rotate180FlipX);
var storage = new TexImageBitmap(bmp);
texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
}
private Texture GetTexture()
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"texture.png"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
return(texture);
}
private Texture GetTexture(string filename, uint unitIndex)
{
var bmp = new Bitmap(filename);
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT),
// NOTE: when I use 'GL_LINEAR_MIPMAP_LINEAR' in below line, it went wrong...
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.TextureUnitIndex = unitIndex;
texture.Initialize();
bmp.Dispose();
return(texture);
}
private Texture GetTexture(string filename, uint unitIndex)
{
var bmp = new Bitmap(filename);
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new MipmapBuilder(),
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_REPEAT),
// NOTE: use 'GL_LINEAR_MIPMAP_LINEAR' along with 'new MipmapBuilder(),'!
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR_MIPMAP_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.TextureUnitIndex = unitIndex;
texture.Initialize();
bmp.Dispose();
return(texture);
}
private Texture LoadTexture(string filename)
{
var bitmap = new Bitmap(filename);
var storage = new TexImageBitmap(bitmap, GL.GL_RGB);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
var file = new FileInfo(filename);
texture.GetImage(bitmap.Width, bitmap.Height).Save(
string.Format("{0}.GetImage.png", file.Name));
return(texture);
}
public void UpdateTexture(Bitmap bitmap)
{
bitmap.RotateFlip(RotateFlipType.Rotate180FlipX);
TexStorageBase storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
RenderMethod method = this.RenderUnit.Methods[0];
ShaderProgram program = method.Program;
program.SetUniform("u_texture", texture);
}
/// <summary>
/// Load textures and attach them to materials' tag property.
/// </summary>
/// <param name="ezmFile"></param>
public static void LoadTextures(this EZMFile ezmFile)
{
if (ezmFile != null)
{
string directory = (new FileInfo(ezmFile.Fullname)).DirectoryName;
foreach (var material in ezmFile.MeshSystem.Materials)
{
string filename = Path.Combine(directory, material.MetaData);
var bitmap = new Bitmap(filename);
bitmap.RotateFlip(RotateFlipType.Rotate180FlipX);
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
material.Tag = texture;
}
}
}
private Texture[] InitTextures(AiScene aiScene, string filename)
{
var textures = new Texture[aiScene.MaterialCount];
// Extract the directory part from the file name
string directory = new FileInfo(filename).DirectoryName;
// Initialize the materials
for (uint i = 0; i < aiScene.MaterialCount; i++)
{
AiMaterial material = aiScene.Materials[i];
if (material.GetTextureCount(AiTextureType.Diffuse) > 0)
{
AiTextureSlot slot = material.GetTexture(AiTextureType.Diffuse, 0);
string fullname = Path.Combine(directory, slot.FilePath);
Bitmap bitmap;
try
{
bitmap = new Bitmap(fullname);
}
catch (Exception ex)
{
var name = fullname.Substring(0, fullname.LastIndexOf('.')) + ".png";
bitmap = new Bitmap(name);
}
//bitmap.RotateFlip(RotateFlipType.Rotate180FlipX);
var storage = new TexImageBitmap(bitmap);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_REPEAT),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
textures[i] = texture;
}
}
return(textures);
}
private SceneNodeBase GetRootElement()
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"Crate.bmp"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
texture.TextureUnitIndex = 0;
bmp.Dispose();
this.clippedCube = ClippedCubeNode.Create(texture);
this.transparentPlane = TransparentPlaneNode.Create();
transparentPlane.Scale = new vec3(1, 1, 1);
var group = new GroupNode(clippedCube, transparentPlane);
return group;
}
protected override void DoInitialize()
{
base.DoInitialize();
RenderMethod method = this.RenderUnit.Methods[0];
ShaderProgram program = method.Program;
{
var dirLight = new DirectionalLight(new vec3(1.0f, 0.0f, 0.0f));
dirLight.Diffuse = new vec3(0.8f);
dirLight.Specular = new vec3(0.8f);
program.SetUniform("light.color", dirLight.Diffuse);
program.SetUniform("light.ambient", 0.2f);
program.SetUniform("light.diffuse", 0.8f);
program.SetUniform("light.direction", dirLight.Direction.normalize());
this.m_dirLight = dirLight;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"bricks.jpg"));
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.TextureUnitIndex = 0;
texture.Initialize();
bmp.Dispose();
program.SetUniform("texColor", texture);
this.m_pTexture = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"normal_map.jpg"));
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.TextureUnitIndex = 2;
texture.Initialize();
bmp.Dispose();
program.SetUniform("texNormal", texture);
this.m_pNormalMap = texture;
}
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"normal_up.jpg"));
var storage = new TexImageBitmap(bmp);
var texture = new Texture(storage,
new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE),
new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR),
new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.TextureUnitIndex = 2;
texture.Initialize();
bmp.Dispose();
//program.SetUniform("texNormal", texture);
this.m_pNotNormalMap = texture;
}
}
private SceneNodeBase GetTree()
{
var group = new GroupNode();
{
string folder = System.Windows.Forms.Application.StartupPath;
var bmp = new Bitmap(System.IO.Path.Combine(folder, @"Crate.bmp"));
TexStorageBase storage = new TexImageBitmap(bmp);
var texture = new Texture(storage);
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
var solidCube = TexturedCubeNode.Create(texture);
group.Children.Add(solidCube);
}
{
var blendingGroup = new BlendingGroupNode(BlendingSourceFactor.SourceAlpha, BlendingDestinationFactor.OneMinusSourceAlpha);
group.Children.Add(blendingGroup);
var list = new List <BlendingConfig>();
list.Add(new BlendingConfig(Color.Red, new vec3(1, 0, 1), 0.5f));
list.Add(new BlendingConfig(Color.Green, new vec3(0.6f, 0, 0.1f), 0.5f));
list.Add(new BlendingConfig(Color.Blue, new vec3(-0.1f, 0, -0.2f), 0.5f));
list.Add(new BlendingConfig(Color.Purple, new vec3(0.4f, 0, -0.7f), 0.5f));
list.Add(new BlendingConfig(Color.Orange, new vec3(0.8f, 0, 0.1f), 0.5f));
list.Add(new BlendingConfig(Color.Yellow, new vec3(0.8f, 0, 0.1f), 0.5f));
for (int i = 0; i < list.Count; i++)
{
const float distance = 2.0f;
list[i].position = new vec3(
distance * (float)Math.Cos((double)i / (double)list.Count * Math.PI * 2),
0,
distance * (float)Math.Sin((double)i / (double)list.Count * Math.PI * 2)
);
list[i].alpha = 0.3f;
}
foreach (var item in list)
{
var bmp = new Bitmap(1, 1);
using (var g = Graphics.FromImage(bmp)) { g.Clear(item.color); }
var texture = new Texture(new TexImageBitmap(bmp));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapS, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapT, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureWrapR, (int)GL.GL_CLAMP_TO_EDGE));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMinFilter, (int)GL.GL_LINEAR));
texture.BuiltInSampler.Add(new TexParameteri(TexParameter.PropertyName.TextureMagFilter, (int)GL.GL_LINEAR));
texture.Initialize();
bmp.Dispose();
var transparentCube = TexturedCubeNode.Create(texture);
transparentCube.WorldPosition = item.position;
transparentCube.Alpha = item.alpha;
blendingGroup.Children.Add(transparentCube);
}
}
return(group);
}
