void glCanvas1_OpenGLDraw(object sender, PaintEventArgs e)
{
// set background color.
OpenGL.ClearColor(ClearColor.R / 255.0f, ClearColor.G / 255.0f, ClearColor.B / 255.0f, ClearColor.A / 255.0f);
OpenGL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT | OpenGL.GL_STENCIL_BUFFER_BIT);
this.blendSwitch.On();
var arg = new RenderEventArgs(RenderModes.Render, this.glCanvas1.ClientRectangle, this.camera);
{
mat4 projection = this.camera.GetProjectionMat4();
//mat4 view = this.camera.GetViewMat4();
mat4 view = this.earth.GetViewMatrix(this.camera);
mat4 model = this.earth.GetModelRotationMatrix(this.EarthScale);
this.earthRenderer.SetUniform("projectionMatrix", projection);
this.earthRenderer.SetUniform("viewMatrix", view);
this.earthRenderer.SetUniform("modelMatrix", model);
this.earthRenderer.Render(arg);
}
{
mat4 projection = this.camera.GetProjectionMat4();
mat4 view = this.camera.GetViewMat4();
mat4 model = mat4.identity();
this.eclipticRenderer.SetUniform("projectionMatrix", projection);
this.eclipticRenderer.SetUniform("viewMatrix", view);
this.eclipticRenderer.SetUniform("modelMatrix", model);
this.eclipticRenderer.Render(arg);
}
this.blendSwitch.Off();
{
this.uiRoot.Layout();
mat4 projection, view, model;
{
projection = glAxis.GetOrthoProjection();
vec3 position = (this.camera.Position - this.camera.Target).normalize();
view = glm.lookAt(position, new vec3(0, 0, 0), camera.UpVector);
float length = Math.Max(glAxis.Size.Width, glAxis.Size.Height) / 2;
model = glm.scale(mat4.identity(),
new vec3(length, length, length));
glAxis.Renderer.SetUniform("projectionMatrix", projection);
glAxis.Renderer.SetUniform("viewMatrix", view);
glAxis.Renderer.SetUniform("modelMatrix", model);
glAxis.Render(arg);
}
}
}
void glCanvas1_OpenGLDraw(object sender, PaintEventArgs e)
{
// set background color.
OpenGL.ClearColor(ClearColor.R / 255.0f, ClearColor.G / 255.0f, ClearColor.B / 255.0f, ClearColor.A / 255.0f);
OpenGL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT | OpenGL.GL_STENCIL_BUFFER_BIT);
this.earth.ScaleFactor = this.CelestialBodyScale;
this.sun.ScaleFactor = this.celestialBodyScale;
var arg = new RenderEventArgs(RenderModes.Render, this.glCanvas1.ClientRectangle, this.camera);
{
this.backgroundStars.Render(arg);
}
{
mat4 projection = this.camera.GetProjectionMat4();
mat4 view = this.camera.GetViewMat4();
mat4 model = glm.scale(mat4.identity(), (float)(Sun.radius) * new vec3(
this.celestialBodyScale, this.celestialBodyScale, this.celestialBodyScale));
this.sunshineRenderer.SetMVP(projection * view * model);
this.sunshineRenderer.Render(arg);
}
{
mat4 projection = this.camera.GetProjectionMat4();
//mat4 view = this.camera.GetViewMat4();
mat4 view = this.earth.GetViewMatrix(this.camera);
mat4 model = this.earth.GetModelRotationMatrix();
this.earthRenderer.SetUniform("projectionMatrix", projection);
this.earthRenderer.SetUniform("viewMatrix", view);
this.earthRenderer.SetUniform("modelMatrix", model);
this.earthRenderer.Render(arg);
}
{
mat4 projection = this.camera.GetProjectionMat4();
mat4 view = this.camera.GetViewMat4();
mat4 model = this.sun.GetModelRotationMatrix();
this.sunRenderer.SetUniform("projectionMatrix", projection);
this.sunRenderer.SetUniform("viewMatrix", view);
this.sunRenderer.SetUniform("modelMatrix", model);
this.sunRenderer.SetUniform("time", sunTimeElapsed);
sunTimeElapsed += 0.01f;
//randomTime += (float)random.NextDouble() / 1000.0f;
//this.sunRenderer.SetUniform("time",randomTime);
//this.sunRenderer.ShaderProgram.Bind();
//this.sunRenderer.ShaderProgram.SetUniform("time", new float[] { randomTime, randomTime });
//this.sunRenderer.ShaderProgram.Unbind();
//this.sunRenderer.SetUniform("time", new float[] { randomTime, randomTime });
//this.sunRenderer.SetUniform("colorTexture", new samplerValue(BindTextureTarget.Texture2D, this.sunColorTexture.Id, OpenGL.GL_TEXTURE0));
if (this.RenderSun)
{
this.sunRenderer.Render(arg);
}
}
{
mat4 projection = this.camera.GetProjectionMat4();
mat4 view = this.camera.GetViewMat4();
mat4 model = mat4.identity();
this.eclipticRenderer.SetUniform("projectionMatrix", projection);
this.eclipticRenderer.SetUniform("viewMatrix", view);
this.eclipticRenderer.SetUniform("modelMatrix", model);
this.eclipticRenderer.Render(arg);
}
{
this.uiRoot.Layout();
mat4 projection, view, model;
{
projection = glAxis.GetOrthoProjection();
vec3 position = (this.camera.Position - this.camera.Target).normalize();
view = glm.lookAt(position, new vec3(0, 0, 0), camera.UpVector);
float length = Math.Max(glAxis.Size.Width, glAxis.Size.Height) / 2;
model = glm.scale(mat4.identity(),
new vec3(length, length, length));
glAxis.Renderer.SetUniform("projectionMatrix", projection);
glAxis.Renderer.SetUniform("viewMatrix", view);
glAxis.Renderer.SetUniform("modelMatrix", model);
glAxis.Render(arg);
}
}
}