this repo has no description
Added macros to help match struct padding and pointer bitness.
+51
-6
+51
-6
include/SDL_gpu.h
+51
-6
include/SDL_gpu.h
···
59
59
#define GPU_bool int
60
60
#endif
61
61
62
+
#if defined(_MSC_VER) || (defined(__INTEL_COMPILER) && defined(_WIN32))
63
+
#if defined(_M_X64)
64
+
#define SDL_GPU_BITNESS 64
65
+
#else
66
+
#define SDL_GPU_BITNESS 32
67
+
#endif
68
+
#define SDL_GPU_LONG_SIZE 4
69
+
#elif defined(__clang__) || defined(__INTEL_COMPILER) || defined(__GNUC__)
70
+
#if defined(__x86_64)
71
+
#define SDL_GPU_BITNESS 64
72
+
#else
73
+
#define SDL_GPU_BITNESS 32
74
+
#endif
75
+
#if __LONG_MAX__ == 2147483647L
76
+
#define SDL_GPU_LONG_SIZE 4
77
+
#else
78
+
#define SDL_GPU_LONG_SIZE 8
79
+
#endif
80
+
#endif
81
+
82
+
// Struct padding for 32 or 64 bit alignment
83
+
#if SDL_GPU_BITNESS == 32
84
+
#define GPU_PAD_1_TO_32 1
85
+
#define GPU_PAD_2_TO_32 2
86
+
#define GPU_PAD_3_TO_32 3
87
+
#define GPU_PAD_1_TO_64 1
88
+
#define GPU_PAD_2_TO_64 2
89
+
#define GPU_PAD_3_TO_64 3
90
+
#define GPU_PAD_4_TO_64 0
91
+
#define GPU_PAD_5_TO_64 1
92
+
#define GPU_PAD_6_TO_64 2
93
+
#define GPU_PAD_7_TO_64 3
94
+
#elif SDL_GPU_BITNESS == 64
95
+
#define GPU_PAD_1_TO_32 1
96
+
#define GPU_PAD_2_TO_32 2
97
+
#define GPU_PAD_3_TO_32 3
98
+
#define GPU_PAD_1_TO_64 1
99
+
#define GPU_PAD_2_TO_64 2
100
+
#define GPU_PAD_3_TO_64 3
101
+
#define GPU_PAD_4_TO_64 4
102
+
#define GPU_PAD_5_TO_64 5
103
+
#define GPU_PAD_6_TO_64 6
104
+
#define GPU_PAD_7_TO_64 7
105
+
#endif
106
+
62
107
#define GPU_FALSE 0
63
108
#define GPU_TRUE 1
64
109
···
332
377
float zoom_x, zoom_y;
333
378
float z_near, z_far; // z clipping planes
334
379
GPU_bool use_centered_origin; // move rotation/scaling origin to the center of the camera's view
335
-
char _padding[3];
380
+
char _padding[GPU_PAD_7_TO_64];
336
381
} GPU_Camera;
337
382
338
383
···
414
459
GPU_bool failed;
415
460
GPU_bool use_texturing;
416
461
GPU_bool shapes_use_blending;
417
-
char _padding[1];
462
+
char _padding[GPU_PAD_5_TO_64];
418
463
} GPU_Context;
419
464
420
465
···
464
509
GPU_bool use_depth_test;
465
510
GPU_bool use_depth_write;
466
511
GPU_bool is_alias;
467
-
char _padding[1];
512
+
char _padding[GPU_PAD_1_TO_64];
468
513
};
469
514
470
515
/*! \ingroup Initialization
···
629
674
int offset_bytes; // Number of bytes to skip at the beginning of 'values'
630
675
GPU_bool is_per_sprite; // Per-sprite values are expanded to 4 vertices
631
676
GPU_bool normalize;
632
-
char _padding[2];
677
+
char _padding[GPU_PAD_2_TO_32];
633
678
} GPU_AttributeFormat;
634
679
635
680
/*! \ingroup ShaderInterface */
···
652
697
void* per_vertex_storage; // Could point to the attribute's values or to allocated storage
653
698
GPU_Attribute attribute;
654
699
GPU_bool enabled;
655
-
char _padding[3];
700
+
char _padding[GPU_PAD_7_TO_64];
656
701
} GPU_AttributeSource;
657
702
658
703
···
733
778
734
779
/*! 0 for inverted, 1 for mathematical */
735
780
GPU_bool coordinate_mode;
736
-
char _padding[3];
781
+
char _padding[GPU_PAD_7_TO_64];
737
782
};
738
783
739
784