sequencer_quads_batch.hh

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include "BLI_sys_types.h"
 
namespace blender::gpu {
class Batch;
class IndexBuf;
class VertBuf;
}  // namespace blender::gpu
 
namespace blender::ed::vse {
 
struct ColorVertex;

class SeqQuadsBatch {
 public:
  SeqQuadsBatch();
  ~SeqQuadsBatch();

  void draw();
  void add_quad(float x1, float y1, float x2, float y2, const uchar color[4])
  {
    add_quad(x1, y1, x1, y2, x2, y1, x2, y2, color, color, color, color);
  }

  void add_quad(float x1,
                float y1,
                float x2,
                float y2,
                float x3,
                float y3,
                float x4,
                float y4,
                const uchar color[4])
  {
    add_quad(x1, y1, x2, y2, x3, y3, x4, y4, color, color, color, color);
  }

  void add_quad(float x1,
                float y1,
                float x2,
                float y2,
                float x3,
                float y3,
                float x4,
                float y4,
                const uchar color1[4],
                const uchar color2[4],
                const uchar color3[4],
                const uchar color4[4]);
  void add_wire_quad(float x1, float y1, float x2, float y2, const uchar color[4]);
  void add_line(float x1, float y1, float x2, float y2, const uchar color[4])
  {
    add_line(x1, y1, x2, y2, color, color);
  }

  void add_line(
      float x1, float y1, float x2, float y2, const uchar color1[4], const uchar color2[4]);
 
 private:
  static constexpr int MAX_QUADS = 1024;
  static constexpr int MAX_LINES = 4096;
 
  blender::gpu::VertBuf *vbo_quads = nullptr;
  blender::gpu::IndexBuf *ibo_quads = nullptr;
  blender::gpu::Batch *batch_quads = nullptr;
  ColorVertex *verts_quads = nullptr;
  int quads_num = 0;
 
  blender::gpu::VertBuf *vbo_lines = nullptr;
  blender::gpu::Batch *batch_lines = nullptr;
  ColorVertex *verts_lines = nullptr;
  int lines_num = 0;
};
 
}  // namespace blender::ed::vse