overlay_next_speaker.hh

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/* SPDX-FileCopyrightText: 2024 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "overlay_next_private.hh"
 
#include "DNA_speaker_types.h"
 
namespace blender::draw::overlay {
 
class Speakers {
  using SpeakerInstanceBuf = ShapeInstanceBuf<ExtraInstanceData>;
 
 private:
  const SelectionType selection_type_;
 
  PassSimple ps_ = {"Speakers"};
 
  SpeakerInstanceBuf speaker_buf_ = {selection_type_, "speaker_data_buf"};
 
 public:
  Speakers(const SelectionType selection_type) : selection_type_(selection_type){};
 
  void begin_sync()
  {
    speaker_buf_.clear();
  }
 
  void object_sync(const ObjectRef &ob_ref, Resources &res, const State &state)
  {
    const float4 color = res.object_wire_color(ob_ref, state);
    const select::ID select_id = res.select_id(ob_ref);
 
    speaker_buf_.append({ob_ref.object->object_to_world(), color, 1.0f}, select_id);
  }
 
  void end_sync(Resources &res, ShapeCache &shapes, const State &state)
  {
    ps_.init();
    ps_.state_set(DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL,
                  state.clipping_plane_count);
    ps_.shader_set(res.shaders.extra_shape.get());
    ps_.bind_ubo("globalsBlock", &res.globals_buf);
    res.select_bind(ps_);
 
    speaker_buf_.end_sync(ps_, shapes.speaker.get());
  }
 
  void draw(Framebuffer &framebuffer, Manager &manager, View &view)
  {
    GPU_framebuffer_bind(framebuffer);
    manager.submit(ps_, view);
  }
};
 
}  // namespace blender::draw::overlay