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/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef GPU_SHADER
# include "GPU_shader_shared_utils.h"
# include "DNA_action_types.h"
# include "DNA_view3d_types.h"
# ifdef __cplusplus
extern "C" {
# else
typedef enum OVERLAY_GridBits OVERLAY_GridBits;
# endif
typedef struct OVERLAY_GridData OVERLAY_GridData;
#endif
/* TODO(fclem): Should eventually become OVERLAY_BackgroundType.
* But there is no uint push constant functions at the moment. */
#define BG_SOLID 0
#define BG_GRADIENT 1
#define BG_CHECKER 2
#define BG_RADIAL 3
#define BG_SOLID_CHECKER 4
#define BG_MASK 5
enum OVERLAY_GridBits {
SHOW_AXIS_X = (1u << 0u),
SHOW_AXIS_Y = (1u << 1u),
SHOW_AXIS_Z = (1u << 2u),
SHOW_GRID = (1u << 3u),
PLANE_XY = (1u << 4u),
PLANE_XZ = (1u << 5u),
PLANE_YZ = (1u << 6u),
CLIP_ZPOS = (1u << 7u),
CLIP_ZNEG = (1u << 8u),
GRID_BACK = (1u << 9u),
GRID_CAMERA = (1u << 10u),
PLANE_IMAGE = (1u << 11u),
CUSTOM_GRID = (1u << 12u),
};
#ifndef GPU_SHADER
ENUM_OPERATORS(OVERLAY_GridBits, CUSTOM_GRID)
#endif
/* Match: #SI_GRID_STEPS_LEN */
#define OVERLAY_GRID_STEPS_LEN 8
struct OVERLAY_GridData {
float4 steps[OVERLAY_GRID_STEPS_LEN]; /* float arrays are padded to float4 in std130. */
float4 size; /* float3 padded to float4. */
float distance;
float line_size;
float zoom_factor; /* Only for UV editor */
float _pad0;
};
BLI_STATIC_ASSERT_ALIGN(OVERLAY_GridData, 16)
#ifdef GPU_SHADER
/* Keep the same values as in `draw_cache_imp_curve.c` */
# define ACTIVE_NURB (1 << 2)
# define BEZIER_HANDLE (1 << 3)
# define EVEN_U_BIT (1 << 4)
# define COLOR_SHIFT 5
/* Keep the same value in `handle_display` in `DNA_view3d_types.h` */
# define CURVE_HANDLE_SELECTED 0
# define CURVE_HANDLE_ALL 1
# define GP_EDIT_POINT_SELECTED 1u /* 1 << 0 */
# define GP_EDIT_STROKE_SELECTED 2u /* 1 << 1 */
# define GP_EDIT_MULTIFRAME 4u /* 1 << 2 */
# define GP_EDIT_STROKE_START 8u /* 1 << 3 */
# define GP_EDIT_STROKE_END 16u /* 1 << 4 */
# define GP_EDIT_POINT_DIMMED 32u /* 1 << 5 */
# define MOTIONPATH_VERT_SEL (1 << 0)
# define MOTIONPATH_VERT_KEY (1 << 1)
#else
/* TODO(fclem): Find a better way to share enums/defines from DNA files with GLSL. */
BLI_STATIC_ASSERT(CURVE_HANDLE_SELECTED == 0, "Ensure value is sync");
BLI_STATIC_ASSERT(CURVE_HANDLE_ALL == 1, "Ensure value is sync");
BLI_STATIC_ASSERT(MOTIONPATH_VERT_SEL == (1 << 0), "Ensure value is sync");
BLI_STATIC_ASSERT(MOTIONPATH_VERT_KEY == (1 << 1), "Ensure value is sync");
#endif
#ifndef GPU_SHADER
# ifdef __cplusplus
}
# endif
#endif
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