public override void Render(float time, float deltaTime)
{
_shaderProgram.SetUniform("projection", ref Window.ProjectionMatrix);
RenderContext.Clear(_backgroundColor);
_spriteBatch.Begin(_shaderProgram);
_spriteBatch.DrawString(_roboto, _str, new Vector2(100, 100), _textColor, _scale);
_spriteBatch.End();
ImGui.Begin("Font--");
ImGui.InputInt("Height", ref _height);
ImGui.InputText("Display String", ref _str, 128);
ImGui.DragFloat("Text Scale", ref _scale);
ImGui.Separator();
ImGuiHelper.ColorEdit4("Text Color", ref _textColor);
ImGuiHelper.ColorEdit4("Background Color", ref _backgroundColor);
ImGui.Separator();
if (ImGui.Button("Reload"))
{
ImGuiHelper.UnbindTexture(_textureHandle);
_roboto.Dispose();
_roboto = new Font(RenderContext, "./Assets/Fonts/Roboto-Medium.ttf", (uint)_height);
_textureHandle = ImGuiHelper.BindTexture(_roboto.FontAtlas);
}
ImGui.Separator();
ImGuiHelper.Image(_textureHandle, new Vector2(_roboto.FontAtlas.Width, _roboto.FontAtlas.Height));
ImGui.End();
ImGui.ShowMetricsWindow();
}
