[PATCH vkd3d 14/14] tests: Add test for incompletely initialized pixel shader outputs.

[Józef Kucia]

From: Józef Kucia

Signed-off-by: Józef Kucia 
---
 tests/d3d12.c | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)

diff --git a/tests/d3d12.c b/tests/d3d12.c
index dfc3da7bdec0..a0185951999d 100644
--- a/tests/d3d12.c
+++ b/tests/d3d12.c
@@ -7512,6 +7512,83 @@ static void test_shader_interstage_interface(void)
     destroy_test_context(&context);
 }

+static void test_incompletely_initialized_shader_outputs(void)
+{
+    static const float white[] = {1.0f, 1.0f, 1.0f, 1.0f};
+    ID3D12GraphicsCommandList *command_list;
+    struct test_context_desc desc;
+    struct test_context context;
+    ID3D12CommandQueue *queue;
+    unsigned int i;
+
+    static const DWORD ps_code[] =
+    {
+#if 0
+        float3 color;
+
+        void main(out float4 o : SV_Target)
+        {
+            o.xyz = color;
+        }
+#endif
+        0x43425844, 0xb5d86526, 0xc6c2455a, 0x8d02fe46, 0x5932818b, 0x00000001, 0x000000bc, 0x00000003,
+        0x0000002c, 0x0000003c, 0x00000070, 0x4e475349, 0x00000008, 0x00000000, 0x00000008, 0x4e47534f,
+        0x0000002c, 0x00000001, 0x00000008, 0x00000020, 0x00000000, 0x00000000, 0x00000003, 0x00000000,
+        0x0000080f, 0x545f5653, 0x65677261, 0xabab0074, 0x58454853, 0x00000044, 0x00000050, 0x00000011,
+        0x0100086a, 0x04000059, 0x00208e46, 0x00000000, 0x00000001, 0x03000065, 0x00102072, 0x00000000,
+        0x06000036, 0x00102072, 0x00000000, 0x00208246, 0x00000000, 0x00000000, 0x0100003e,
+    };
+    static const D3D12_SHADER_BYTECODE ps = {ps_code, sizeof(ps_code)};
+    static struct
+    {
+        struct vec4 input;
+        struct vec4 output;
+    }
+    tests[] =
+    {
+        {{0.0f, 0.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 0.0f, 0.0f}},
+        {{1.0f, 1.0f, 1.0f, 1.0f}, {1.0f, 1.0f, 1.0f, 0.0f}},
+        {{1.0f, 2.0f, 3.0f, 4.0f}, {1.0f, 2.0f, 3.0f, 0.0f}},
+    };
+
+    memset(&desc, 0, sizeof(desc));
+    desc.rt_format = DXGI_FORMAT_R32G32B32A32_FLOAT;
+    desc.no_root_signature = true;
+    if (!init_test_context(&context, &desc))
+        return;
+    command_list = context.list;
+    queue = context.queue;
+
+    context.root_signature = create_32bit_constants_root_signature(context.device,
+            0, 4, D3D12_SHADER_VISIBILITY_PIXEL);
+    context.pipeline_state = create_pipeline_state(context.device,
+            context.root_signature, desc.rt_format, NULL, &ps, NULL);
+
+    for (i = 0; i < ARRAY_SIZE(tests); ++i)
+    {
+        ID3D12GraphicsCommandList_ClearRenderTargetView(command_list, context.rtv, white, 0, NULL);
+
+        ID3D12GraphicsCommandList_OMSetRenderTargets(command_list, 1, &context.rtv, FALSE, NULL);
+        ID3D12GraphicsCommandList_SetGraphicsRootSignature(command_list, context.root_signature);
+        ID3D12GraphicsCommandList_SetGraphicsRoot32BitConstants(command_list, 0, 4, &tests[i].input, 0);
+        ID3D12GraphicsCommandList_SetPipelineState(command_list, context.pipeline_state);
+        ID3D12GraphicsCommandList_IASetPrimitiveTopology(command_list, D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
+        ID3D12GraphicsCommandList_RSSetViewports(command_list, 1, &context.viewport);
+        ID3D12GraphicsCommandList_RSSetScissorRects(command_list, 1, &context.scissor_rect);
+        ID3D12GraphicsCommandList_DrawInstanced(command_list, 4, 1, 0, 0);
+
+        transition_resource_state(command_list, context.render_target,
+                D3D12_RESOURCE_STATE_RENDER_TARGET, D3D12_RESOURCE_STATE_COPY_SOURCE);
+        check_sub_resource_vec4(context.render_target, 0, queue, command_list, &tests[i].output, 0);
+
+        reset_command_list(command_list, context.allocator);
+        transition_resource_state(command_list, context.render_target,
+                D3D12_RESOURCE_STATE_COPY_SOURCE, D3D12_RESOURCE_STATE_RENDER_TARGET);
+    }
+
+    destroy_test_context(&context);
+}
+
 static void check_descriptor_range_(unsigned int line, const D3D12_DESCRIPTOR_RANGE *range,
         const D3D12_DESCRIPTOR_RANGE *expected_range)
 {
@@ -17992,6 +18069,7 @@ START_TEST(d3d12)
     run_test(test_shader_instructions);
     run_test(test_discard_instruction);
     run_test(test_shader_interstage_interface);
+    run_test(test_incompletely_initialized_shader_outputs);
     run_test(test_root_signature_byte_code);
     run_test(test_cs_constant_buffer);
     run_test(test_constant_buffer_relative_addressing);