protected void BeforeRendering(OpenGL gl, RenderMode renderMode)
{
IScientificCamera camera = this.camera;
if (camera != null)
{
if (camera.CameraType == CameraTypes.Perspecitive)
{
IPerspectiveViewCamera perspective = camera;
this.projectionMatrix = perspective.GetProjectionMat4();
this.viewMatrix = perspective.GetViewMat4();
}
else if (camera.CameraType == CameraTypes.Ortho)
{
IOrthoViewCamera ortho = camera;
this.projectionMatrix = ortho.GetProjectionMat4();
this.viewMatrix = ortho.GetViewMat4();
}
else
{
throw new NotImplementedException();
}
}
modelMatrix = glm.scale(mat4.identity(), new vec3(1, 1, this.ZAxisScale));
gl.Enable(OpenGL.GL_VERTEX_PROGRAM_POINT_SIZE);
gl.Enable(OpenGL.GL_POINT_SPRITE_ARB);
gl.TexEnv(OpenGL.GL_POINT_SPRITE_ARB, OpenGL.GL_COORD_REPLACE_ARB, OpenGL.GL_TRUE);
gl.Enable(OpenGL.GL_POINT_SMOOTH);
gl.Hint(OpenGL.GL_POINT_SMOOTH_HINT, OpenGL.GL_NICEST);
gl.Enable(OpenGL.GL_BLEND);
gl.BlendEquation(OpenGL.GL_FUNC_ADD_EXT);
gl.BlendFuncSeparate(OpenGL.GL_SRC_ALPHA, OpenGL.GL_ONE_MINUS_SRC_ALPHA, OpenGL.GL_ONE, OpenGL.GL_ONE);
ShaderProgram shaderProgram = this.shaderProgram;
int[] viewport = new int[4];
gl.GetInteger(OpenGL.GL_VIEWPORT, viewport);
shaderProgram.Bind(gl);
shaderProgram.SetUniformMatrix4(gl, "projectionMatrix", projectionMatrix.to_array());
shaderProgram.SetUniformMatrix4(gl, "viewMatrix", viewMatrix.to_array());
shaderProgram.SetUniformMatrix4(gl, "modelMatrix", modelMatrix.to_array());
shaderProgram.SetUniform1(gl, "canvasWidth", viewport[2] + 0.0f);
shaderProgram.SetUniform1(gl, "canvasHeight", viewport[3] + 0.0f);
shaderProgram.SetUniform1(gl, "opacity", this.Opacity);
this.texture.Bind(gl);
shaderProgram.SetUniform1(gl, "tex", this.texture.TextureName);
shaderProgram.SetUniform1(gl, "brightness", this.Brightness);
}
protected void BeforeRendering(OpenGL gl, RenderMode renderMode)
{
IScientificCamera camera = this.camera;
if (camera != null)
{
if (camera.CameraType == CameraTypes.Perspecitive)
{
IPerspectiveViewCamera perspective = camera;
this.projectionMatrix = perspective.GetProjectionMat4();
this.viewMatrix = perspective.GetViewMat4();
}
else if (camera.CameraType == CameraTypes.Ortho)
{
IOrthoViewCamera ortho = camera;
this.projectionMatrix = ortho.GetProjectionMat4();
this.viewMatrix = ortho.GetViewMat4();
}
else
{
throw new NotImplementedException();
}
}
gl.Enable(OpenGL.GL_TEXTURE_2D);
this.texture.Bind(gl);
modelMatrix = mat4.identity();
ShaderProgram shaderProgram = this.shaderProgram;
// Bind the shader, set the matrices.
shaderProgram.Bind(gl);
shaderProgram.SetUniformMatrix4(gl, "projectionMatrix", projectionMatrix.to_array());
shaderProgram.SetUniformMatrix4(gl, "viewMatrix", viewMatrix.to_array());
shaderProgram.SetUniformMatrix4(gl, "modelMatrix", modelMatrix.to_array());
shaderProgram.SetUniform1(gl, "tex", this.texture.TextureName);
shaderProgram.SetUniform1(gl, "brightness", this.Brightness);
gl.Enable(OpenGL.GL_POLYGON_SMOOTH);
gl.Hint(OpenGL.GL_POLYGON_SMOOTH_HINT, OpenGL.GL_NICEST);
}
public void Set(string v, GlmNet.mat4 m4)
{
GL.UniformMatrix4(GL.GetUniformLocation(ID, v), 1, false, m4.to_array());
}
