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libs/vkd3d-shader: Implement SV_RenderTargetArrayIndex.

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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 2018-05-29 12:50:29 +02:00 committed by Alexandre Julliard
parent 9974237f35
commit b59ad01dd2
1 changed files with 5 additions and 27 deletions
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32
libs/vkd3d-shader/spirv.c
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@ -2779,33 +2779,9 @@ static uint32_t vkd3d_spirv_front_facing_fixup(struct vkd3d_dxbc_compiler *compi
return vkd3d_dxbc_compiler_emit_bool_to_int(compiler, 1, front_facing_id);
}
/* The Vulkan spec says:
*
* "The variable decorated with GlobalInvocationId must be declared as a
* three-component vector of 32-bit integers."
*
* "The variable decorated with LocalInvocationId must be declared as a
* three-component vector of 32-bit integers."
*
* "The variable decorated with WorkgroupId must be declared as a
* three-component vector of 32-bit integers."
*
* "The variable decorated with FragCoord must be declared as a
* four-component vector of 32-bit floating-point values."
*
* "The variable decorated with FragDepth must be declared as a scalar 32-bit
* floating-point value."
*
* "Any variable decorated with Position must be declared as a four-component
* vector of 32-bit floating-point values."
*
* "The variable decorated with VertexIndex must be declared as a scalar
* 32-bit integer."
*
* "The variable decorated with InstanceIndex must be declared as a scalar
* 32-bit integer."
*
* "The variable decorated with FrontFacing must be declared as a boolean."
/*
* The following table is based on the "14.6. Built-In Variables" section from
* the Vulkan spec.
*/
static const struct vkd3d_spirv_builtin
{
@ -2835,6 +2811,8 @@ vkd3d_spirv_builtin_table[] =
{VKD3D_SIV_VERTEX_ID, ~0u, VKD3D_TYPE_INT, 1, SpvBuiltInVertexIndex},
{VKD3D_SIV_INSTANCE_ID, ~0u, VKD3D_TYPE_INT, 1, SpvBuiltInInstanceIndex, vkd3d_spirv_instance_id_fixup},
{VKD3D_SIV_RENDER_TARGET_ARRAY_INDEX, ~0u, VKD3D_TYPE_INT, 1, SpvBuiltInLayer},
{VKD3D_SIV_IS_FRONT_FACE, ~0u, VKD3D_TYPE_BOOL, 1, SpvBuiltInFrontFacing, vkd3d_spirv_front_facing_fixup},
};