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tests: Do not crash if the render target doesn't support MSAA 8.

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This currently happens on MoltenVK.
This commit is contained in:
Giovanni Mascellani
2023-09-18 11:57:22 +02:00
committed by Alexandre Julliard
parent 6dfdbb5c26
commit d640b213b2
Notes: Alexandre Julliard 2023-09-22 22:47:46 +02:00 
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/354
2 changed files with 46 additions and 2 deletions
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35
tests/d3d12_test_utils.h
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@@ -934,6 +934,7 @@ struct test_context_desc
unsigned int rt_width, rt_height, rt_array_size;
DXGI_FORMAT rt_format;
DXGI_SAMPLE_DESC sample_desc;
bool check_multisampling;
unsigned int rt_descriptor_count;
unsigned int root_signature_flags;
bool no_render_target;
@@ -965,6 +966,24 @@ struct test_context
RECT scissor_rect;
};
#define check_multisample_support(a, b, c) check_multisample_support_(__LINE__, a, b, c)
static unsigned int check_multisample_support_(unsigned int line, ID3D12Device *device,
DXGI_FORMAT format, unsigned int sample_count)
{
D3D12_FEATURE_DATA_MULTISAMPLE_QUALITY_LEVELS format_support =
{
.Format = format,
.SampleCount = sample_count,
};
HRESULT hr;
hr = ID3D12Device_CheckFeatureSupport(device, D3D12_FEATURE_MULTISAMPLE_QUALITY_LEVELS,
&format_support, sizeof(format_support));
ok_(line)(hr == S_OK, "Cannot check feature support, hr %#x.\n", hr);
return format_support.NumQualityLevels;
}
#define create_render_target(context, a, b, c) create_render_target_(__LINE__, context, a, b, c)
static void create_render_target_(unsigned int line, struct test_context *context,
const struct test_context_desc *desc, ID3D12Resource **render_target,
@@ -994,6 +1013,22 @@ static void create_render_target_(unsigned int line, struct test_context *contex
clear_value.Color[1] = 1.0f;
clear_value.Color[2] = 1.0f;
clear_value.Color[3] = 1.0f;
if (desc && desc->check_multisampling)
{
for (; resource_desc.SampleDesc.Count != 1; resource_desc.SampleDesc.Count /= 2)
{
unsigned int quality_level_count = check_multisample_support_(line, context->device,
resource_desc.Format, resource_desc.SampleDesc.Count);
if (quality_level_count != 0)
{
resource_desc.SampleDesc.Quality = min(resource_desc.SampleDesc.Quality, quality_level_count - 1);
break;
}
}
}
hr = ID3D12Device_CreateCommittedResource(context->device,
&heap_properties, D3D12_HEAP_FLAG_NONE, &resource_desc,
D3D12_RESOURCE_STATE_RENDER_TARGET, &clear_value,