Conor McCarthy : tests/hlsl: Add tests for CalculateLevelOfDetail().

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: bdfa14d219c68aab54a3a8a5ddcb8a99698332e7
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/bdfa14d219c68aab54a3a8a5ddcb8a...

Author: Conor McCarthy <cmccarthy(a)codeweavers.com>
Date:   Thu Mar 21 11:21:12 2024 +1000

tests/hlsl: Add tests for CalculateLevelOfDetail().

Includes improvements made by Giovanni Mascellani.

---

 Makefile.am                          |  1 +
 tests/hlsl/calculate-lod.shader_test | 84 ++++++++++++++++++++++++++++++++++++
 tests/shader_runner_d3d11.c          |  2 +-
 tests/shader_runner_d3d12.c          |  2 +-
 4 files changed, 87 insertions(+), 2 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index ead3c1f5..995f70b2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -65,6 +65,7 @@ vkd3d_shader_tests = \
 	tests/hlsl/bitwise.shader_test \
 	tests/hlsl/bool-cast.shader_test \
 	tests/hlsl/bool-semantics.shader_test \
+	tests/hlsl/calculate-lod.shader_test \
 	tests/hlsl/cast-64-bit.shader_test \
 	tests/hlsl/cast-broadcast.shader_test \
 	tests/hlsl/cast-componentwise-compatible.shader_test \
diff --git a/tests/hlsl/calculate-lod.shader_test b/tests/hlsl/calculate-lod.shader_test
new file mode 100644
index 00000000..807776ee
--- /dev/null
+++ b/tests/hlsl/calculate-lod.shader_test
@@ -0,0 +1,84 @@
+[require]
+shader model >= 4.1
+
+
+[sampler 0]
+filter linear linear linear
+address clamp clamp clamp
+
+[srv 0]
+size (2d, 4, 4)
+levels 3
+
+0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
+0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
+0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
+0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
+
+
+[pixel shader todo]
+sampler s;
+Texture2D t;
+
+float4 main(float4 pos : sv_position) : sv_target
+{
+    return float4(t.CalculateLevelOfDetail(s, pos.xy),
+                  t.CalculateLevelOfDetail(s, float2(0.5 * pos.x, 0.5 * pos.y)),
+                  t.CalculateLevelOfDetail(s, float2(0.25 * pos.x, 0.25 * pos.y)),
+                  floor(10.0 * t.CalculateLevelOfDetail(s, float2(0.1 * pos.x, 0.7 * pos.y))));
+}
+
+[test]
+todo draw quad
+probe all rgba (2.0, 1.0, 0.0, 14.0)
+
+
+[pixel shader todo]
+sampler s;
+Texture2D t;
+
+float4 main(float4 pos : sv_position) : sv_target
+{
+    return float4(t.CalculateLevelOfDetail(s, float2(3.0 * pos.x, 5.0 * pos.y)),
+                  t.CalculateLevelOfDetail(s, float2(10.0 * pos.x, 10.0 * pos.y)),
+                  t.CalculateLevelOfDetail(s, float2(0.1 * pos.x, 0.02 * pos.y)),
+                  t.CalculateLevelOfDetail(s, float2(0.01 * pos.x, 0.01 * pos.y)));
+}
+
+[test]
+todo draw quad
+probe all rgba (2.0, 2.0, 0.0, 0.0)
+
+
+[pixel shader todo]
+sampler s;
+Texture2D t;
+
+float4 main(float4 pos : sv_position) : sv_target
+{
+    return float4(t.CalculateLevelOfDetailUnclamped(s, pos.xy),
+                  t.CalculateLevelOfDetailUnclamped(s, float2(0.5 * pos.x, 0.5 * pos.y)),
+                  t.CalculateLevelOfDetailUnclamped(s, float2(0.25 * pos.x, 0.25 * pos.y)),
+                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.1 * pos.x, 0.7 * pos.y))));
+}
+
+[test]
+todo draw quad
+probe all rgba (2.0, 1.0, 0.0, 14.0)
+
+
+[pixel shader todo]
+sampler s;
+Texture2D t;
+
+float4 main(float4 pos : sv_position) : sv_target
+{
+    return float4(floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(3.0 * pos.x, 6.0 * pos.y))),
+                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(8.0 * pos.x, 8.0 * pos.y))),
+                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.1 * pos.x, 0.02 * pos.y))),
+                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.01 * pos.x, 0.01 * pos.y))));
+}
+
+[test]
+todo draw quad
+probe all rgba (45.0, 50.0, -14.0, -47.0)
diff --git a/tests/shader_runner_d3d11.c b/tests/shader_runner_d3d11.c
index 1285ca41..b26d6a36 100644
--- a/tests/shader_runner_d3d11.c
+++ b/tests/shader_runner_d3d11.c
@@ -358,7 +358,7 @@ static ID3D11Buffer *create_buffer(ID3D11Device *device, unsigned int bind_flags
 static void init_resource_2d(struct d3d11_shader_runner *runner, struct d3d11_resource *resource,
         const struct resource_params *params)
 {
-    D3D11_SUBRESOURCE_DATA resource_data[2];
+    D3D11_SUBRESOURCE_DATA resource_data[3];
     ID3D11Device *device = runner->device;
     D3D11_TEXTURE2D_DESC desc = {0};
     HRESULT hr;
diff --git a/tests/shader_runner_d3d12.c b/tests/shader_runner_d3d12.c
index 9bf7bb24..56844ae3 100644
--- a/tests/shader_runner_d3d12.c
+++ b/tests/shader_runner_d3d12.c
@@ -104,7 +104,7 @@ static struct resource *d3d12_runner_create_resource(struct shader_runner *r, co
     struct d3d12_shader_runner *runner = d3d12_shader_runner(r);
     struct test_context *test_context = &runner->test_context;
     ID3D12Device *device = test_context->device;
-    D3D12_SUBRESOURCE_DATA resource_data[2] = {0};
+    D3D12_SUBRESOURCE_DATA resource_data[3] = {0};
     struct d3d12_resource *resource;
     unsigned int buffer_offset = 0;
     D3D12_RESOURCE_STATES state;