Types.h

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#ifndef DW_CORE_TYPES_H__
#define DW_CORE_TYPES_H__

#include <dw/core/Exports.h>
#include <dw/core/Config.h>
#include <dw/core/DynamicMemory.h>

#include <host_defines.h>

// CUDA float16_t
// Disable strict aliasing warnings
#ifdef __GNUC__
    #pragma GCC diagnostic push
    #pragma GCC diagnostic ignored "-Wstrict-aliasing"
#endif
#include <cuda_fp16.h>
#ifdef __GNUC__
    #pragma GCC diagnostic pop
#endif

#include <stdint.h>
#include <stddef.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef float float32_t;
typedef double float64_t;
typedef uint8_t dwBool;

#if defined(__cplusplus)
typedef __half float16_t;
#else
typedef __half_raw float16_t;
#endif

typedef uint64_t dwTime_t;

static const dwTime_t DW_TIMEOUT_INFINITE = UINT64_MAX;

#define DW_NULL_HANDLE NULL
#define DW_NO_CALLBACK NULL

#define DW_TRUE 1u
#define DW_FALSE 0u

typedef enum dwTrivialDataType {

    /* The type of the data is unknown. */
    DW_TYPE_UNKNOWN = 0,

    /* The underlying data type is bool. */
    DW_TYPE_BOOL = 1 << 1,

    /* 8-bit signed integer. */
    DW_TYPE_INT8 = 1 << 2,
    /* 16-bit signed integer. */
    DW_TYPE_INT16 = 1 << 3,
    /* 32-bit signed integer. */
    DW_TYPE_INT32 = 1 << 4,
    /* 64-bit signed integer. */
    DW_TYPE_INT64 = 1 << 5,

    /* 8-bit unsigned integer. */
    DW_TYPE_UINT8 = 1 << 6,
    /* 16-bit unsigned integer. */
    DW_TYPE_UINT16 = 1 << 7,
    /* 32-bit unsigned integer. */
    DW_TYPE_UINT32 = 1 << 8,
    /* 64-bit unsigned integer. */
    DW_TYPE_UINT64 = 1 << 9,

    /* 32-bit float number. */
    DW_TYPE_FLOAT32 = 1 << 10,
    /* 64-bit float number, i.e., double. */
    DW_TYPE_FLOAT64 = 1 << 11,
    /* 16-bit float number. */
    DW_TYPE_FLOAT16 = 1 << 12

} dwTrivialDataType;


DW_API_PUBLIC size_t dwSizeOf(dwTrivialDataType type);

typedef enum dwGPUDeviceType
{
    DW_GPU_DEVICE_DISCRETE   = 0,
    DW_GPU_DEVICE_INTEGRATED = 1
} dwGPUDeviceType;

typedef struct dwRect {
    int32_t x;
    int32_t y;
    int32_t width;
    int32_t height;
} dwRect;

typedef struct dwRectf {
    float32_t x;
    float32_t y;
    float32_t width;
    float32_t height;
} dwRectf;

typedef dwRect dwBox2D;
typedef dwRectf dwBox2Df;


typedef struct dwMatrix3f {
    float32_t array[3*3];
} dwMatrix3f;

typedef struct dwMatrix3d {
    float64_t array[3*3];
} dwMatrix3d;


typedef struct dwMatrix34f {
    float32_t array[3*4];
} dwMatrix34f;

typedef struct dwMatrix4f {
    float32_t array[4*4];
} dwMatrix4f;

typedef struct dwVector2f {
    float32_t x;
    float32_t y;
} dwVector2f;

typedef struct dwVector2i {
    int32_t x;
    int32_t y;
} dwVector2i;

typedef struct dwVector2ui {
    uint32_t x;
    uint32_t y;
} dwVector2ui;

typedef struct dwVector3f {
    float32_t x;
    float32_t y;
    float32_t z;
} dwVector3f;

typedef struct dwVector3d {
    float64_t x;
    float64_t y;
    float64_t z;
} dwVector3d;

typedef struct dwVector4f {
    float32_t x;
    float32_t y;
    float32_t z;
    float32_t w;
} dwVector4f;

typedef struct dwVector3ui {
    uint32_t x;
    uint32_t y;
    uint32_t z;
} dwVector3ui;

typedef struct dwLine3f {
    dwVector3f p[2];
} dwLine3f;

typedef struct dwPolyline3f
{
    const dwVector3f *points; 
    uint32_t pointCount;      
} dwPolyline3f;

typedef struct dwMatrix4f dwTransformation;

typedef struct dwMatrix3f dwTransformation2D;

#ifdef __cplusplus
}
#endif

#endif // DW_CORE_TYPES_H__