private static void GenerateDrawMethod(SceneDefinitionServiceModel scene, SceneSettingsServiceModel settings, StringBuilder code)
{
code.AppendLine($"{_indent}public void OpenGLDraw(OpenGL gl)");
code.AppendLine($"{_indent}{{");
_indent += "\t";
code.AppendLine($"{_indent}// Clear the color and depth buffers.");
code.AppendLine($"{_indent}gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);");
code.AppendLine();
code.AppendLine($"{_indent}// Reset the modelview matrix.");
code.AppendLine($"{_indent}gl.LoadIdentity();");
code.AppendLine();
code.AppendLine($"{_indent}gl.LookAt(");
_indent += "\t";
code.AppendLine($"{_indent}{settings.Camera.PositionX:F}, {settings.Camera.PositionY:F}, {settings.Camera.PositionZ:F},");
code.AppendLine($"{_indent}{settings.Camera.AimX:F}, {settings.Camera.AimY:F}, {settings.Camera.AimZ:F},");
code.AppendLine($"{_indent}{settings.Camera.UpX:F}, {settings.Camera.UpY:F}, {settings.Camera.UpZ:F}");
_indent = _indent.Substring(0, _indent.Length - 1);
code.AppendLine($"{_indent});");
SetTransformations(code, settings.Transformations);
code.AppendLine();
//TODO: Apply material
foreach (var face in scene.Scene.Faces)
{
var faceMode = GetFaceDrawingMode(face.IndexCount);
code.AppendLine($"{_indent}gl.Begin({faceMode});");
foreach (var indice in face.Indices)
{
if (scene.Scene.HasNormals)
{
var normal = scene.Scene.Normals[(int)indice.NormalIndex];
code.AppendLine($"{_indent}gl.Normal({normal.X:F}, {normal.Y:F}, {normal.Z:F});");
}
var vertex = scene.Scene.Vertices[indice.VertexIndex];
code.AppendLine($"{_indent}gl.Vertex({vertex.X:F}, {vertex.Y:F}, {vertex.Z:F});");
}
code.AppendLine($"{_indent}gl.End();");
code.AppendLine();
}
code.AppendLine();
code.AppendLine($"{_indent}gl.Flush();");
_indent = _indent.Substring(0, _indent.Length - 1);
code.AppendLine($"{_indent}}}");
}
private static void GenerateInitializeMethod(SceneSettingsServiceModel settings, StringBuilder code)
{
code.AppendLine($"{_indent}public void OpenGLInitialize(OpenGL gl)");
code.AppendLine($"{_indent}{{");
_indent += "\t";
SetToggles(code, settings.Toggles);
code.AppendLine();
SetLights(code, settings.Lights);
_indent = _indent.Substring(0, _indent.Length - 1);
code.AppendLine($"{_indent}}}");
}
public static string GenerateCode(SceneDefinitionServiceModel scene, SceneSettingsServiceModel settings)
{
var code = new StringBuilder();
code.AppendLine($"{_indent}using SharpGL;");
code.AppendLine();
code.AppendLine($"{_indent}public static class OpenGlGeneratedCode");
code.AppendLine($"{_indent}{{");
_indent += "\t";
GenerateInitializeMethod(settings, code);
code.AppendLine();
GenerateDrawMethod(scene, settings, code);
_indent = _indent.Substring(0, _indent.Length - 1);
code.AppendLine($"{_indent}}}");
return(code.ToString());
}