[PATCH 1/2] ddraw: Fix conversion of v1 viewport from v2 in d3d_viewport_GetViewport().

Paul Gofman gofmanp at gmail.com
Tue Nov 26 09:51:56 CST 2019


Spotted in https://bugs.winehq.org/show_bug.cgi?id=19471.

Signed-off-by: Paul Gofman <gofmanp at gmail.com>
---
 dlls/ddraw/tests/ddraw4.c | 84 +++++++++++++++++++++++++++++----------
 dlls/ddraw/viewport.c     | 13 +++---
 2 files changed, 70 insertions(+), 27 deletions(-)

diff --git a/dlls/ddraw/tests/ddraw4.c b/dlls/ddraw/tests/ddraw4.c
index e61d67d723..ffa510a8b3 100644
--- a/dlls/ddraw/tests/ddraw4.c
+++ b/dlls/ddraw/tests/ddraw4.c
@@ -1619,13 +1619,13 @@ static void test_viewport_object(void)
         return;
     }
     hr = IDirect3DDevice3_GetDirect3D(device, &d3d);
-    ok(SUCCEEDED(hr), "Failed to get Direct3D3 interface, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     hr = IDirect3D3_QueryInterface(d3d, &IID_IDirectDraw4, (void **)&ddraw);
-    ok(SUCCEEDED(hr), "Failed to get DirectDraw4 interface, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     old_d3d_ref = get_refcount((IUnknown *) d3d);
 
     hr = IDirect3D3_CreateViewport(d3d, &viewport3, NULL);
-    ok(SUCCEEDED(hr), "Failed to create viewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *)viewport3);
     ok(ref == 1, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *)d3d);
@@ -1654,11 +1654,11 @@ static void test_viewport_object(void)
     gamma = (IDirectDrawGammaControl *)0xdeadbeef;
     hr = IDirect3DViewport2_QueryInterface(viewport3, &IID_IDirectDrawGammaControl, (void **)&gamma);
     ok(hr == E_NOINTERFACE, "Got unexpected hr %#x.\n", hr);
-    ok(!gamma, "Interface not set to NULL by failed QI call: %p\n", gamma);
+    ok(!gamma, "Interface not set to NULL by failed QI call: %p.\n", gamma);
     /* NULL iid: Segfaults */
 
     hr = IDirect3DViewport3_QueryInterface(viewport3, &IID_IDirect3DViewport, (void **)&viewport);
-    ok(SUCCEEDED(hr), "Failed to QI IDirect3DViewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *)viewport);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *)viewport3);
@@ -1667,7 +1667,7 @@ static void test_viewport_object(void)
     viewport = NULL;
 
     hr = IDirect3DViewport3_QueryInterface(viewport3, &IID_IDirect3DViewport3, (void **)&viewport2);
-    ok(SUCCEEDED(hr), "Failed to QI IDirect3DViewport3, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *)viewport2);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *)viewport3);
@@ -1675,7 +1675,7 @@ static void test_viewport_object(void)
     IDirect3DViewport3_Release(viewport2);
 
     hr = IDirect3DViewport3_QueryInterface(viewport3, &IID_IUnknown, (void **)&unknown);
-    ok(SUCCEEDED(hr), "Failed to QI IUnknown, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *)viewport3);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount(unknown);
@@ -1688,7 +1688,7 @@ static void test_viewport_object(void)
     ok(hr == D3DERR_NOCURRENTVIEWPORT, "Got unexpected hr %#x.\n", hr);
 
     hr = IDirect3D3_CreateViewport(d3d, &another_vp, NULL);
-    ok(SUCCEEDED(hr), "Failed to create viewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
 
     /* Setting a viewport not in the viewport list fails */
     hr = IDirect3DDevice3_SetCurrentViewport(device, another_vp);
@@ -1696,21 +1696,21 @@ static void test_viewport_object(void)
 
     /* AddViewport(NULL): Segfault */
     hr = IDirect3DDevice3_AddViewport(device, viewport3);
-    ok(SUCCEEDED(hr), "Failed to add viewport to device, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) viewport3);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
     hr = IDirect3DDevice3_AddViewport(device, another_vp);
-    ok(SUCCEEDED(hr), "Failed to add viewport to device, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) another_vp);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
 
     test_vp = (IDirect3DViewport3 *) 0xbaadc0de;
     hr = IDirect3DDevice3_GetCurrentViewport(device, &test_vp);
     ok(hr == D3DERR_NOCURRENTVIEWPORT, "Got unexpected hr %#x.\n", hr);
-    ok(test_vp == (IDirect3DViewport3 *) 0xbaadc0de, "Got unexpected pointer %p\n", test_vp);
+    ok(test_vp == (IDirect3DViewport3 *) 0xbaadc0de, "Got unexpected pointer %p.\n", test_vp);
 
     hr = IDirect3DDevice3_SetCurrentViewport(device, viewport3);
-    ok(SUCCEEDED(hr), "Failed to set current viewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) viewport3);
     ok(ref == 3, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *) device);
@@ -1719,7 +1719,7 @@ static void test_viewport_object(void)
     test_vp = NULL;
     hr = IDirect3DDevice3_GetCurrentViewport(device, &test_vp);
     ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
-    ok(test_vp == viewport3, "Got unexpected viewport %p\n", test_vp);
+    ok(test_vp == viewport3, "Got unexpected viewport %p.\n", test_vp);
     ref = get_refcount((IUnknown *) viewport3);
     ok(ref == 4, "Got unexpected refcount %u.\n", ref);
     if (test_vp)
@@ -1729,17 +1729,17 @@ static void test_viewport_object(void)
 
     /* Cannot set the viewport to NULL */
     hr = IDirect3DDevice3_SetCurrentViewport(device, NULL);
-    ok(hr == DDERR_INVALIDPARAMS, "Failed to set viewport to NULL, hr %#x.\n", hr);
+    ok(hr == DDERR_INVALIDPARAMS, "Got unexpected hr %#x.\n", hr);
     test_vp = NULL;
     hr = IDirect3DDevice3_GetCurrentViewport(device, &test_vp);
     ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
-    ok(test_vp == viewport3, "Got unexpected viewport %p\n", test_vp);
+    ok(test_vp == viewport3, "Got unexpected viewport %p.\n", test_vp);
     if (test_vp)
         IDirect3DViewport3_Release(test_vp);
 
     /* SetCurrentViewport properly releases the old viewport's reference */
     hr = IDirect3DDevice3_SetCurrentViewport(device, another_vp);
-    ok(SUCCEEDED(hr), "Failed to set current viewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) viewport3);
     ok(ref == 2, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *) another_vp);
@@ -1748,7 +1748,7 @@ static void test_viewport_object(void)
     /* Unlike device2::DeleteViewport, device3::DeleteViewport releases the
      * reference held by SetCurrentViewport */
     hr = IDirect3DDevice3_DeleteViewport(device, another_vp);
-    ok(SUCCEEDED(hr), "Failed to delete viewport from device, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) another_vp);
     ok(ref == 1, "Got unexpected refcount %u.\n", ref);
 
@@ -1756,11 +1756,11 @@ static void test_viewport_object(void)
     test_vp = NULL;
     hr = IDirect3DDevice3_GetCurrentViewport(device, &test_vp);
     ok(hr == D3DERR_NOCURRENTVIEWPORT, "Got unexpected hr %#x.\n", hr);
-    ok(!test_vp, "Got unexpected viewport %p\n", test_vp);
+    ok(!test_vp, "Got unexpected viewport %p.\n", test_vp);
 
     /* Setting a different viewport doesn't have any surprises now */
     hr = IDirect3DDevice3_SetCurrentViewport(device, viewport3);
-    ok(SUCCEEDED(hr), "Failed to set current viewport, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     ref = get_refcount((IUnknown *) viewport3);
     ok(ref == 3, "Got unexpected refcount %u.\n", ref);
     ref = get_refcount((IUnknown *) another_vp);
@@ -1790,10 +1790,52 @@ static void test_viewport_object(void)
 
     vp.dwSize = sizeof(vp);
     hr = IDirect3DViewport3_SetViewport(viewport3, &vp);
-    ok(SUCCEEDED(hr), "Failed to set viewport data, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
     vp2.dwSize = sizeof(vp2);
     hr = IDirect3DViewport3_SetViewport2(viewport3, &vp2);
-    ok(SUCCEEDED(hr), "Failed to set viewport data, hr %#x.\n", hr);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    vp2.dwSize = sizeof(vp2);
+    vp2.dwX = 160;
+    vp2.dwY = 120;
+    vp2.dwWidth = 640 - vp2.dwX;
+    vp2.dwHeight = 480 - vp2.dwY;
+    vp2.dvClipX = 2.0f;
+    vp2.dvClipY = -1.75f;
+    vp2.dvClipWidth = 2.5f;
+    vp2.dvClipHeight = -1.5f;
+    vp2.dvMinZ = 0.5f;
+    vp2.dvMaxZ = 2.0f;
+    hr = IDirect3DViewport3_SetViewport2(viewport3, &vp2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    memset(&vp, 0xff, sizeof(vp));
+    vp.dwSize = sizeof(vp);
+    hr = IDirect3DViewport3_GetViewport(viewport3, &vp);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    ok(vp.dvMaxX == 4.5f && vp.dvMaxY == -1.75f && vp.dvScaleX == 192.0f
+            && vp.dvScaleY == -240.0f && vp.dvMinZ == 0.0f && vp.dvMaxZ == 1.0f,
+            "Got unexpected values %g, %g, %g, %g, %g, %g.\n",
+            vp.dvMaxX, vp.dvMaxY, vp.dvScaleX, vp.dvScaleY, vp.dvMinZ, vp.dvMaxZ);
+
+    vp2.dvClipX = -1.5f;
+    vp2.dvClipY = 1.75f;
+    vp2.dvClipWidth = -1.5f;
+    vp2.dvClipHeight = 2.0f;
+    vp2.dvMinZ = 2.0f;
+    vp2.dvMaxZ = 0.5f;
+
+    hr = IDirect3DViewport3_SetViewport2(viewport3, &vp2);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+
+    memset(&vp, 0xff, sizeof(vp));
+    vp.dwSize = sizeof(vp);
+    hr = IDirect3DViewport3_GetViewport(viewport3, &vp);
+    ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
+    ok(vp.dvMaxX == -3.0f && vp.dvMaxY == 1.75f && vp.dvScaleX == -320.0f
+            && vp.dvScaleY == 180.0f && vp.dvMinZ == 0.0f && vp.dvMaxZ == 1.0f,
+            "Got unexpected values %g, %g, %g, %g, %g, %g.\n",
+            vp.dvMaxX, vp.dvMaxY, vp.dvScaleX, vp.dvScaleY, vp.dvMinZ, vp.dvMaxZ);
 
     /* Destroying the device removes the viewport and releases the reference */
     IDirect3DDevice3_Release(device);
diff --git a/dlls/ddraw/viewport.c b/dlls/ddraw/viewport.c
index 5fc7a4b2be..ceb5582524 100644
--- a/dlls/ddraw/viewport.c
+++ b/dlls/ddraw/viewport.c
@@ -350,12 +350,13 @@ static HRESULT WINAPI d3d_viewport_GetViewport(IDirect3DViewport3 *iface, D3DVIE
         vp1.dwY = viewport->viewports.vp2.dwY;
         vp1.dwWidth = viewport->viewports.vp2.dwWidth;
         vp1.dwHeight = viewport->viewports.vp2.dwHeight;
-        vp1.dvMaxX = 0.0f;
-        vp1.dvMaxY = 0.0f;
-        vp1.dvScaleX = 0.0f;
-        vp1.dvScaleY = 0.0f;
-        vp1.dvMinZ = viewport->viewports.vp2.dvMinZ;
-        vp1.dvMaxZ = viewport->viewports.vp2.dvMaxZ;
+
+        vp1.dvScaleX = vp1.dwWidth / viewport->viewports.vp2.dvClipWidth;
+        vp1.dvScaleY = vp1.dwHeight / viewport->viewports.vp2.dvClipHeight;
+        vp1.dvMaxX = viewport->viewports.vp2.dvClipWidth + viewport->viewports.vp2.dvClipX;
+        vp1.dvMaxY = viewport->viewports.vp2.dvClipY;
+        vp1.dvMinZ = 0.0f;
+        vp1.dvMaxZ = 1.0f;
         memcpy(vp, &vp1, size);
     }
 
-- 
2.23.0




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