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Commit e3d69b55 authored by Józef Kucia's avatar Józef Kucia Committed by Alexandre Julliard
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d3d11/tests: Add test for fractional viewports.

The todo_wine() is required mainly because of the pixel center offset applied to viewport/gl_Position. Signed-off-by: 's avatarJózef Kucia <jkucia@codeweavers.com> Signed-off-by: 's avatarHenri Verbeet <hverbeet@codeweavers.com> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent e14e7e32
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dlls/d3d11/tests/d3d11.c
View file @ e3d69b55
......@@ -17729,6 +17729,174 @@ done:
release_test_context(&test_context);
}
static void test_fractional_viewports(void)
{
struct d3d11_test_context test_context;
D3D11_TEXTURE2D_DESC texture_desc;
ID3D11InputLayout *input_layout;
ID3D11DeviceContext *context;
struct resource_readback rb;
ID3D11RenderTargetView *rtv;
ID3D11VertexShader *vs;
ID3D11PixelShader *ps;
unsigned int i, x, y;
ID3D11Device *device;
ID3D11Texture2D *rt;
UINT offset, stride;
D3D11_VIEWPORT vp;
ID3D11Buffer *vb;
HRESULT hr;
static const D3D_FEATURE_LEVEL feature_level = D3D_FEATURE_LEVEL_11_0;
static const DWORD vs_code[] =
{
#if 0
void main(in float4 in_position : POSITION,
in float2 in_texcoord : TEXCOORD,
out float4 position : SV_Position,
out float2 texcoord : TEXCOORD)
{
position = in_position;
texcoord = in_texcoord;
}
#endif
0x43425844, 0x4df282ca, 0x85c8bbfc, 0xd44ad19f, 0x1158be97, 0x00000001, 0x00000148, 0x00000003,
0x0000002c, 0x00000080, 0x000000d8, 0x4e475349, 0x0000004c, 0x00000002, 0x00000008, 0x00000038,
0x00000000, 0x00000000, 0x00000003, 0x00000000, 0x00000f0f, 0x00000041, 0x00000000, 0x00000000,
0x00000003, 0x00000001, 0x00000303, 0x49534f50, 0x4e4f4954, 0x58455400, 0x524f4f43, 0xabab0044,
0x4e47534f, 0x00000050, 0x00000002, 0x00000008, 0x00000038, 0x00000000, 0x00000001, 0x00000003,
0x00000000, 0x0000000f, 0x00000044, 0x00000000, 0x00000000, 0x00000003, 0x00000001, 0x00000c03,
0x505f5653, 0x7469736f, 0x006e6f69, 0x43584554, 0x44524f4f, 0xababab00, 0x52444853, 0x00000068,
0x00010040, 0x0000001a, 0x0300005f, 0x001010f2, 0x00000000, 0x0300005f, 0x00101032, 0x00000001,
0x04000067, 0x001020f2, 0x00000000, 0x00000001, 0x03000065, 0x00102032, 0x00000001, 0x05000036,
0x001020f2, 0x00000000, 0x00101e46, 0x00000000, 0x05000036, 0x00102032, 0x00000001, 0x00101046,
0x00000001, 0x0100003e,
};
static const DWORD ps_code[] =
{
#if 0
float4 main(float4 position : SV_Position,
float2 texcoord : TEXCOORD) : SV_Target
{
return float4(position.xy, texcoord);
}
#endif
0x43425844, 0xa15616bc, 0x6862ab1c, 0x28b915c0, 0xdb0df67c, 0x00000001, 0x0000011c, 0x00000003,
0x0000002c, 0x00000084, 0x000000b8, 0x4e475349, 0x00000050, 0x00000002, 0x00000008, 0x00000038,
0x00000000, 0x00000001, 0x00000003, 0x00000000, 0x0000030f, 0x00000044, 0x00000000, 0x00000000,
0x00000003, 0x00000001, 0x00000303, 0x505f5653, 0x7469736f, 0x006e6f69, 0x43584554, 0x44524f4f,
0xababab00, 0x4e47534f, 0x0000002c, 0x00000001, 0x00000008, 0x00000020, 0x00000000, 0x00000000,
0x00000003, 0x00000000, 0x0000000f, 0x545f5653, 0x65677261, 0xabab0074, 0x52444853, 0x0000005c,
0x00000040, 0x00000017, 0x04002064, 0x00101032, 0x00000000, 0x00000001, 0x03001062, 0x00101032,
0x00000001, 0x03000065, 0x001020f2, 0x00000000, 0x05000036, 0x00102032, 0x00000000, 0x00101046,
0x00000000, 0x05000036, 0x001020c2, 0x00000000, 0x00101406, 0x00000001, 0x0100003e,
};
static const D3D11_INPUT_ELEMENT_DESC layout_desc[] =
{
{"POSITION", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0},
{"TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 8, D3D11_INPUT_PER_VERTEX_DATA, 0},
};
static const struct
{
struct vec2 position;
struct vec2 texcoord;
}
quad[] =
{
{{-1.0f, -1.0f}, {0.0f, 0.0f}},
{{-1.0f, 1.0f}, {0.0f, 1.0f}},
{{ 1.0f, -1.0f}, {1.0f, 0.0f}},
{{ 1.0f, 1.0f}, {1.0f, 1.0f}},
};
static const float white[] = {1.0f, 1.0f, 1.0f, 1.0f};
static const float viewport_offsets[] =
{
0.0f, 0.5f, 0.25f, 0.125f, 0.0625f, 0.03125f, 0.015625f, 0.0078125f, 0.00390625f,
1.0f / 128.0f, 63.0f / 128.0f,
};
if (!init_test_context(&test_context, &feature_level))
return;
device = test_context.device;
context = test_context.immediate_context;
texture_desc.Width = 4;
texture_desc.Height = 4;
texture_desc.MipLevels = 1;
texture_desc.ArraySize = 1;
texture_desc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
texture_desc.SampleDesc.Count = 1;
texture_desc.SampleDesc.Quality = 0;
texture_desc.Usage = D3D11_USAGE_DEFAULT;
texture_desc.BindFlags = D3D11_BIND_RENDER_TARGET;
texture_desc.CPUAccessFlags = 0;
texture_desc.MiscFlags = 0;
hr = ID3D11Device_CreateTexture2D(device, &texture_desc, NULL, &rt);
ok(SUCCEEDED(hr), "Failed to create texture, hr %#x.\n", hr);
hr = ID3D11Device_CreateRenderTargetView(device, (ID3D11Resource *)rt, NULL, &rtv);
ok(SUCCEEDED(hr), "Failed to create render target view, hr %#x.\n", hr);
ID3D11DeviceContext_OMSetRenderTargets(context, 1, &rtv, NULL);
hr = ID3D11Device_CreateInputLayout(device, layout_desc, ARRAY_SIZE(layout_desc),
vs_code, sizeof(vs_code), &input_layout);
ok(SUCCEEDED(hr), "Failed to create input layout, hr %#x.\n", hr);
vb = create_buffer(device, D3D11_BIND_VERTEX_BUFFER, sizeof(quad), quad);
ID3D11DeviceContext_IASetInputLayout(context, input_layout);
ID3D11DeviceContext_IASetPrimitiveTopology(context, D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
stride = sizeof(*quad);
offset = 0;
ID3D11DeviceContext_IASetVertexBuffers(context, 0, 1, &vb, &stride, &offset);
hr = ID3D11Device_CreateVertexShader(device, vs_code, sizeof(vs_code), NULL, &vs);
ok(SUCCEEDED(hr), "Failed to create vertex shader, hr %#x.\n", hr);
ID3D11DeviceContext_VSSetShader(context, vs, NULL, 0);
hr = ID3D11Device_CreatePixelShader(device, ps_code, sizeof(ps_code), NULL, &ps);
ok(SUCCEEDED(hr), "Failed to create pixel shader, hr %#x.\n", hr);
ID3D11DeviceContext_PSSetShader(context, ps, NULL, 0);
for (i = 0; i < ARRAY_SIZE(viewport_offsets); ++i)
{
vp.TopLeftX = viewport_offsets[i];
vp.TopLeftY = viewport_offsets[i];
vp.Width = texture_desc.Width;
vp.Height = texture_desc.Height;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
ID3D11DeviceContext_RSSetViewports(context, 1, &vp);
ID3D11DeviceContext_ClearRenderTargetView(context, rtv, white);
ID3D11DeviceContext_Draw(context, 4, 0);
get_texture_readback(rt, 0, &rb);
for (y = 0; y < texture_desc.Height; ++y)
{
for (x = 0; x < texture_desc.Width; ++x)
{
const struct vec4 *v = get_readback_vec4(&rb, x, y);
struct vec4 expected = {x + 0.5f, y + 0.5f,
(x + 0.5f - viewport_offsets[i]) / texture_desc.Width,
1.0f - (y + 0.5f - viewport_offsets[i]) / texture_desc.Height};
ok(compare_float(v->x, expected.x, 0) && compare_float(v->y, expected.y, 0),
"Got fragcoord {%.8e, %.8e}, expected {%.8e, %.8e} at (%u, %u), offset %.8e.\n",
v->x, v->y, expected.x, expected.y, x, y, viewport_offsets[i]);
todo_wine
ok(compare_float(v->z, expected.z, 2) && compare_float(v->w, expected.w, 2),
"Got texcoord {%.8e, %.8e}, expected {%.8e, %.8e} at (%u, %u), offset %.8e.\n",
v->z, v->w, expected.z, expected.w, x, y, viewport_offsets[i]);
}
}
release_resource_readback(&rb);
}
ID3D11InputLayout_Release(input_layout);
ID3D11Buffer_Release(vb);
ID3D11VertexShader_Release(vs);
ID3D11PixelShader_Release(ps);
ID3D11RenderTargetView_Release(rtv);
ID3D11Texture2D_Release(rt);
release_test_context(&test_context);
}
START_TEST(d3d11)
{
test_create_device();
......@@ -17818,4 +17986,5 @@ START_TEST(d3d11)
test_fl10_stream_output_desc();
test_stream_output_resume();
test_gather();
test_fractional_viewports();
}
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