private static void render_buffer(ScreenBuffer source_buffer, ScreenBuffer target_buffer, EffectInstance effect)
{
var img = source_buffer.render_image as SFML.Graphics.RenderImage;
if (img != null)
{
SFML.Graphics.Sprite sfml_spr = new SFML.Graphics.Sprite(img.Image);
//sfml_spr.FlipY(true);
sfml_spr.Scale = new Vector2f((float)screen_w / source_buffer.w, (float)screen_h / source_buffer.h);
effect.prepare();
var so = effect.shader.sfml_shader_object;
if (so == null) target_buffer.render_image.Draw(sfml_spr);
else target_buffer.render_image.Draw(sfml_spr, so);
}
}
//////////////////////////////////////////////////////////////////////////////////////////////////////
public static Directive add_directive(Directives which_directive, ScreenBuffer target_buffer = null, List<Layer> layers = null, ScreenBuffer source_buffer = null, EffectInstance shader = null, uint color = 0xff000000)
{
Directive D = new Directive(which_directive, source_buffer, target_buffer, layers, shader, color);
program.Add(D);
return D;
}
public EffectInstance(EffectInstance copy)
{
shader = copy.shader;
parameters = new List<shader_param>(copy.parameters);
}
public Directive(Directives wat, ScreenBuffer source, ScreenBuffer target, List<Layer> layers, EffectInstance effect = null, uint color = 0xff000000)
{
this.do_what = wat;
this.source_buffer = source;
this.target_buffer = target;
this.layers = layers;
this.color = color;
this.effect = effect;
if (this.effect == null) this.effect = EffectInstance.empty;
}