d3dx9: Reimplement make_pow2() in d3dx9_private.h.

Signed-off-by: Sven Baars <sbaars@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
feature/deterministic
Sven Baars 2020-02-25 18:20:47 +01:00 committed by Alexandre Julliard
parent e0ce80561b
commit 1b0ad92db1
2 changed files with 19 additions and 15 deletions

View File

@ -22,6 +22,7 @@
#ifndef __WINE_D3DX9_PRIVATE_H
#define __WINE_D3DX9_PRIVATE_H
#include <stdint.h>
#define NONAMELESSUNION
#include "wine/debug.h"
#include "wine/heap.h"
@ -225,6 +226,24 @@ static inline BOOL is_param_type_sampler(D3DXPARAMETER_TYPE type)
|| type == D3DXPT_SAMPLER3D || type == D3DXPT_SAMPLERCUBE;
}
/* Returns the smallest power of 2 which is greater than or equal to num */
static inline uint32_t make_pow2(uint32_t num)
{
#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)))
return num == 1 ? 1 : 1u << ((__builtin_clz(num - 1) ^ 0x1f) + 1);
#else
num--;
num |= num >> 1;
num |= num >> 2;
num |= num >> 4;
num |= num >> 8;
num |= num >> 16;
num++;
return num;
#endif
}
struct d3dx_parameter;
enum pres_reg_tables

View File

@ -30,21 +30,6 @@ static BOOL is_pow2(UINT num)
return !(num & (num - 1));
}
/* Returns the smallest power of 2 which is greater than or equal to num */
static UINT make_pow2(UINT num)
{
UINT result = 1;
/* In the unlikely event somebody passes a large value, make sure we don't enter an infinite loop */
if (num >= 0x80000000)
return 0x80000000;
while (result < num)
result <<= 1;
return result;
}
static HRESULT get_surface(D3DRESOURCETYPE type, struct IDirect3DBaseTexture9 *tex,
int face, UINT level, struct IDirect3DSurface9 **surf)
{