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libs/vkd3d-shader: Implement swizzling for shader outputs.

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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 13:08:35 +02:00
committed by Alexandre Julliard
parent 926f844ead
commit 40ee9fa0e9
6 changed files with 52 additions and 22 deletions
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13
libs/vkd3d-shader/vkd3d_shader_private.h
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@@ -780,6 +780,7 @@ struct vkd3d_dxbc_compiler;
struct vkd3d_dxbc_compiler *vkd3d_dxbc_compiler_create(const struct vkd3d_shader_version *shader_version,
const struct vkd3d_shader_desc *shader_desc, uint32_t compiler_options,
const struct vkd3d_shader_interface *shader_interface,
const struct vkd3d_shader_compile_arguments *compile_args,
const struct vkd3d_shader_scan_info *scan_info) DECLSPEC_HIDDEN;
void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction) DECLSPEC_HIDDEN;
@@ -850,18 +851,6 @@ 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)
{