=?UTF-8?Q?J=C3=B3zef=20Kucia=20?=: d3d8/tests: Add test for stale render target views regression.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 6b1fe5f6d2641ae391ebd9a1d3f82e2fa1b21c53
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=6b1fe5f6d2641ae391ebd9a1d3f82e2fa1b21c53

Author: Józef Kucia <jkucia at codeweavers.com>
Date:   Thu Jan  5 11:50:53 2017 +0100

d3d8/tests: Add test for stale render target views regression.

This test exercises a regression introduced by commit
b005ad6f905dc0051b17ea45b3690e0662e48481.

Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/d3d8/tests/visual.c | 103 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)

diff --git a/dlls/d3d8/tests/visual.c b/dlls/d3d8/tests/visual.c
index fa3d4f3..0fb85d3 100644
--- a/dlls/d3d8/tests/visual.c
+++ b/dlls/d3d8/tests/visual.c
@@ -9684,6 +9684,108 @@ static void test_max_index16(void)
     DestroyWindow(window);
 }
 
+/* This test exercises a regression in Wine d3d8 implementation. */
+static void test_backbuffer_resize(void)
+{
+    D3DPRESENT_PARAMETERS present_parameters = {0};
+    IDirect3DSurface8 *backbuffer;
+    IDirect3DDevice8 *device;
+    IDirect3D8 *d3d;
+    D3DCOLOR color;
+    ULONG refcount;
+    HWND window;
+    HRESULT hr;
+
+    static const struct
+    {
+        struct vec3 position;
+        DWORD diffuse;
+    }
+    quad[] =
+    {
+        {{-1.0f, -1.0f, 0.1f}, D3DCOLOR_ARGB(0xff, 0x00, 0xff, 0x00)},
+        {{-1.0f,  1.0f, 0.1f}, D3DCOLOR_ARGB(0xff, 0x00, 0xff, 0x00)},
+        {{ 1.0f, -1.0f, 0.1f}, D3DCOLOR_ARGB(0xff, 0x00, 0xff, 0x00)},
+        {{ 1.0f,  1.0f, 0.1f}, D3DCOLOR_ARGB(0xff, 0x00, 0xff, 0x00)},
+    };
+
+    window = CreateWindowA("static", "d3d8_test", WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+            0, 0, 640, 480, NULL, NULL, NULL, NULL);
+    d3d = Direct3DCreate8(D3D_SDK_VERSION);
+    ok(!!d3d, "Failed to create a D3D object.\n");
+    if (!(device = create_device(d3d, window, window, TRUE)))
+    {
+        skip("Failed to create a D3D device.\n");
+        goto done;
+    }
+
+    /* In order to exercise the regression the backbuffer surface has to be
+     * unreferenced when SetRenderTarget() is called. */
+    hr = IDirect3DDevice8_GetBackBuffer(device, 0, D3DBACKBUFFER_TYPE_MONO, &backbuffer);
+    ok(SUCCEEDED(hr), "Failed to get backbuffer, hr %#x.\n", hr);
+    refcount = IDirect3DSurface8_Release(backbuffer);
+    ok(!refcount, "Surface has %u references left.\n", refcount);
+    hr = IDirect3DDevice8_SetRenderTarget(device, backbuffer, NULL);
+    ok(SUCCEEDED(hr), "Failed to set render target, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_SetRenderTarget(device, backbuffer, NULL);
+    ok(SUCCEEDED(hr), "Failed to set render target, hr %#x.\n", hr);
+
+    hr = IDirect3DDevice8_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffff0000, 1.0f, 0);
+    ok(SUCCEEDED(hr), "Failed to clear, hr %#x.\n", hr);
+    color = getPixelColor(device, 1, 1);
+    ok(color == 0x00ff0000, "Got unexpected color 0x%08x.\n", color);
+
+    present_parameters.BackBufferWidth = 800;
+    present_parameters.BackBufferHeight = 600;
+    present_parameters.BackBufferFormat = D3DFMT_A8R8G8B8;
+    present_parameters.SwapEffect = D3DSWAPEFFECT_DISCARD;
+    present_parameters.hDeviceWindow = NULL;
+    present_parameters.Windowed = TRUE;
+    present_parameters.EnableAutoDepthStencil = TRUE;
+    present_parameters.AutoDepthStencilFormat = D3DFMT_D24S8;
+    hr = IDirect3DDevice8_Reset(device, &present_parameters);
+    ok(SUCCEEDED(hr), "Failed to reset, hr %#x.\n", hr);
+
+    hr = IDirect3DDevice8_SetRenderState(device, D3DRS_CLIPPING, FALSE);
+    ok(SUCCEEDED(hr), "Failed to disable clipping, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_SetRenderState(device, D3DRS_ZENABLE, FALSE);
+    ok(SUCCEEDED(hr), "Failed to disable Z test, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_SetRenderState(device, D3DRS_LIGHTING, FALSE);
+    ok(SUCCEEDED(hr), "Failed to disable lighting, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_SetVertexShader(device, D3DFVF_XYZ | D3DFVF_DIFFUSE);
+    ok(SUCCEEDED(hr), "Failed to set FVF, hr %#x.\n", hr);
+
+    hr = IDirect3DDevice8_GetBackBuffer(device, 0, D3DBACKBUFFER_TYPE_MONO, &backbuffer);
+    ok(SUCCEEDED(hr), "Failed to get backbuffer, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_SetRenderTarget(device, backbuffer, NULL);
+    ok(SUCCEEDED(hr), "Failed to set render target, hr %#x.\n", hr);
+    IDirect3DSurface8_Release(backbuffer);
+
+    hr = IDirect3DDevice8_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffffff00, 1.0f, 0);
+    ok(SUCCEEDED(hr), "Failed to clear, hr %#x.\n", hr);
+    color = getPixelColor(device, 1, 1);
+    ok(color == 0x00ffff00, "Got unexpected color 0x%08x.\n", color);
+    color = getPixelColor(device, 700, 500);
+    todo_wine ok(color == 0x00ffff00, "Got unexpected color 0x%08x.\n", color);
+
+    hr = IDirect3DDevice8_BeginScene(device);
+    ok(SUCCEEDED(hr), "Failed to begin scene, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_DrawPrimitiveUP(device, D3DPT_TRIANGLESTRIP, 2, quad, sizeof(*quad));
+    ok(SUCCEEDED(hr), "Failed to draw, hr %#x.\n", hr);
+    hr = IDirect3DDevice8_EndScene(device);
+    ok(SUCCEEDED(hr), "Failed to end scene, hr %#x.\n", hr);
+    color = getPixelColor(device, 1, 1);
+    ok(color == 0x0000ff00, "Got unexpected color 0x%08x.\n", color);
+    color = getPixelColor(device, 700, 500);
+    todo_wine ok(color == 0x0000ff00, "Got unexpected color 0x%08x.\n", color);
+
+    refcount = IDirect3DDevice8_Release(device);
+    ok(!refcount, "Device has %u references left.\n", refcount);
+done:
+    IDirect3D8_Release(d3d);
+    DestroyWindow(window);
+}
+
 START_TEST(visual)
 {
     D3DADAPTER_IDENTIFIER8 identifier;
@@ -9753,4 +9855,5 @@ START_TEST(visual)
     test_color_clamping();
     test_edge_antialiasing_blending();
     test_max_index16();
+    test_backbuffer_resize();
 }