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vkd3d-shader: Explicitly handle "none" modifiers in shader_sm4_read_param().

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These (seemingly) have no effect, it's not entirely clear why they are
generated.

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2021-02-19 15:57:10 +01:00 committed by Alexandre Julliard
parent 944665ed11
commit d40d8c858e
1 changed files with 12 additions and 3 deletions
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15
libs/vkd3d-shader/dxbc.c
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@ -357,6 +357,14 @@ enum vkd3d_sm4_register_type
VKD3D_SM5_RT_DEPTHOUT_LESS_EQUAL = 0x27,
};
enum vkd3d_sm4_register_modifier
{
VKD3D_SM4_REGISTER_MODIFIER_NONE = 0x01,
VKD3D_SM4_REGISTER_MODIFIER_NEGATE = 0x41,
VKD3D_SM4_REGISTER_MODIFIER_ABS = 0x81,
VKD3D_SM4_REGISTER_MODIFIER_ABS_NEGATE = 0xc1,
};
enum vkd3d_sm4_output_primitive_type
{
VKD3D_SM4_OUTPUT_PT_POINTLIST = 0x1,
@ -1522,20 +1530,21 @@ static bool shader_sm4_read_param(struct vkd3d_sm4_data *priv, const DWORD **ptr
switch (m)
{
case 0x41:
case VKD3D_SM4_REGISTER_MODIFIER_NEGATE:
*modifier = VKD3DSPSM_NEG;
break;
case 0x81:
case VKD3D_SM4_REGISTER_MODIFIER_ABS:
*modifier = VKD3DSPSM_ABS;
break;
case 0xc1:
case VKD3D_SM4_REGISTER_MODIFIER_ABS_NEGATE:
*modifier = VKD3DSPSM_ABSNEG;
break;
default:
FIXME("Skipping modifier 0x%08x.\n", m);
case VKD3D_SM4_REGISTER_MODIFIER_NONE:
*modifier = VKD3DSPSM_NONE;
break;
}