eevee_camera_shared.hh

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

 
#pragma once
 
#include "GPU_shader_shared_utils.hh"
 
#ifndef GPU_SHADER
namespace blender::eevee {
#endif
 
enum eCameraType : uint32_t {
  CAMERA_PERSP = 0u,
  CAMERA_ORTHO = 1u,
  CAMERA_PANO_EQUIRECT = 2u,
  CAMERA_PANO_EQUISOLID = 3u,
  CAMERA_PANO_EQUIDISTANT = 4u,
  CAMERA_PANO_MIRROR = 5u
};
 
static inline bool is_panoramic(eCameraType type)
{
  return type > CAMERA_ORTHO;
}
 
struct CameraData {
  /* View Matrices of the camera, not from any view! */
  float4x4 persmat;
  float4x4 persinv;
  float4x4 viewmat;
  float4x4 viewinv;
  float4x4 winmat;
  float4x4 wininv;
  float2 uv_scale;
  float2 uv_bias;
  float2 equirect_scale;
  float2 equirect_scale_inv;
  float2 equirect_bias;
  float fisheye_fov;
  float fisheye_lens;
  float clip_near;
  float clip_far;
  eCameraType type;
  float screen_diagonal_length;
  float _pad0;
  float _pad1;
  float _pad2;
 
  bool32_t initialized;
 
#ifdef __cplusplus
  /* Small constructor to allow detecting new buffers. */
  CameraData() : initialized(false) {};
#endif
};
BLI_STATIC_ASSERT_ALIGN(CameraData, 16)
 
#ifndef GPU_SHADER
}  // namespace blender::eevee
#endif