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libs/vkd3d-shader: Rework swizzle macros.

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Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia
2018-05-24 13:08:34 +02:00
committed by Alexandre Julliard
parent 3198cab3ed
commit 926f844ead
3 changed files with 19 additions and 10 deletions
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17
libs/vkd3d-shader/vkd3d_shader_private.h
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@@ -390,8 +390,6 @@ enum vkd3d_immconst_type
VKD3D_IMMCONST_VEC4,
};
#define VKD3DSP_NOSWIZZLE (0u | (1u << 2) | (2u << 4) | (3u << 6))
enum vkd3d_shader_src_modifier
{
VKD3DSPSM_NONE = 0,
@@ -852,11 +850,22 @@ static inline unsigned int vkd3d_write_mask_component_count(DWORD write_mask)
return count;
}
/* swizzle bits fields: wwzzyyxx */
#define VKD3D_SWIZZLE_X (0u)
#define VKD3D_SWIZZLE_Y (1u)
#define VKD3D_SWIZZLE_Z (2u)
#define VKD3D_SWIZZLE_W (3u)
#define VKD3D_SWIZZLE_MASK (0x3u)
#define VKD3D_SWIZZLE_SHIFT(idx) (2u * (idx))
#define VKD3D_NO_SWIZZLE ((VKD3D_SWIZZLE_X << VKD3D_SWIZZLE_SHIFT(0)) \
| (VKD3D_SWIZZLE_Y << VKD3D_SWIZZLE_SHIFT(1)) \
| (VKD3D_SWIZZLE_Z << VKD3D_SWIZZLE_SHIFT(2)) \
| (VKD3D_SWIZZLE_W << VKD3D_SWIZZLE_SHIFT(3)))
static inline unsigned int vkd3d_swizzle_get_component(DWORD swizzle,
unsigned int idx)
{
/* swizzle bits fields: wwzzyyxx */
return (swizzle >> (2 * idx)) & 0x3;
return (swizzle >> VKD3D_SWIZZLE_SHIFT(idx)) & VKD3D_SWIZZLE_MASK;
}
#define VKD3D_DXBC_MAX_SOURCE_COUNT 6