gpu_immediate_private.hh

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/* SPDX-FileCopyrightText: 2016 by Mike Erwin. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include <optional>
 
#include "GPU_batch.hh"
#include "GPU_primitive.hh"
#include "GPU_shader.hh"
#include "GPU_vertex_format.hh"
 
namespace blender::gpu {
 
class Immediate {
 public:
  uchar *vertex_data = nullptr;
  uint vertex_idx = 0;
  uint vertex_len = 0;
  uint16_t unassigned_attr_bits = 0;
  uint16_t enabled_attr_bits = 0;

  GPUPrimType prim_type = GPU_PRIM_NONE;
  GPUVertFormat vertex_format = {};
  gpu::Shader *shader = nullptr;
  bool strict_vertex_len = true;

  Batch *batch = nullptr;


  std::optional<GPUBuiltinShader> prev_builtin_shader;
  std::optional<GPUBuiltinShader> builtin_shader_bound;
  float uniform_color[4];
 
  Immediate() = default;
  virtual ~Immediate() = default;
 
  virtual uchar *begin() = 0;
  virtual void end() = 0;
 
  /* To be called after polyline SSBO binding. */
  void polyline_draw_workaround(uint64_t offset);
};
 
}  // namespace blender::gpu
 
void immActivate();
void immDeactivate();