Nikolay Sivov : d3d10/effect: Fix indexing in GetVertexShader().

Alexandre Julliard julliard at winehq.org
Thu Sep 2 15:45:31 CDT 2021


Module: wine
Branch: master
Commit: 293484af6016e87f2109a128173e257961936777
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=293484af6016e87f2109a128173e257961936777

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Wed Sep  1 16:04:34 2021 +0300

d3d10/effect: Fix indexing in GetVertexShader().

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/d3d10/effect.c       | 24 +++++++++++++-------
 dlls/d3d10/tests/effect.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 73 insertions(+), 8 deletions(-)

diff --git a/dlls/d3d10/effect.c b/dlls/d3d10/effect.c
index 7e583ea956b..180d36ce65b 100644
--- a/dlls/d3d10/effect.c
+++ b/dlls/d3d10/effect.c
@@ -6983,7 +6983,7 @@ static HRESULT STDMETHODCALLTYPE d3d10_effect_shader_variable_GetRawValue(
 /* ID3D10EffectShaderVariable methods */
 
 static HRESULT d3d10_get_shader_variable(struct d3d10_effect_variable *v, UINT shader_index,
-        struct d3d10_effect_shader_variable **s)
+        struct d3d10_effect_shader_variable **s, D3D10_SHADER_VARIABLE_TYPE *basetype)
 {
     unsigned int i;
 
@@ -6993,6 +6993,7 @@ static HRESULT d3d10_get_shader_variable(struct d3d10_effect_variable *v, UINT s
     if (!shader_index)
     {
         *s = &v->u.shader;
+        if (basetype) *basetype = v->type->basetype;
         return S_OK;
     }
 
@@ -7010,6 +7011,8 @@ static HRESULT d3d10_get_shader_variable(struct d3d10_effect_variable *v, UINT s
     }
 
     *s = &v->effect->used_shaders[i + shader_index]->u.shader;
+    if (basetype) *basetype = v->effect->used_shaders[i + shader_index]->type->basetype;
+
     return S_OK;
 }
 
@@ -7023,7 +7026,7 @@ static HRESULT STDMETHODCALLTYPE d3d10_effect_shader_variable_GetShaderDesc(
 
     TRACE("iface %p, index %u, desc %p.\n", iface, index, desc);
 
-    if (FAILED(hr = d3d10_get_shader_variable(v, index, &s)))
+    if (FAILED(hr = d3d10_get_shader_variable(v, index, &s, NULL)))
         return hr;
 
     memset(desc, 0, sizeof(*desc));
@@ -7052,19 +7055,24 @@ static HRESULT STDMETHODCALLTYPE d3d10_effect_shader_variable_GetVertexShader(
         ID3D10EffectShaderVariable *iface, UINT index, ID3D10VertexShader **shader)
 {
     struct d3d10_effect_variable *v = impl_from_ID3D10EffectShaderVariable(iface);
+    struct d3d10_effect_shader_variable *s;
+    D3D10_SHADER_VARIABLE_TYPE basetype;
+    HRESULT hr;
 
     TRACE("iface %p, index %u, shader %p.\n", iface, index, shader);
 
-    if (v->type->element_count)
-        v = impl_from_ID3D10EffectVariable(iface->lpVtbl->GetElement(iface, index));
+    *shader = NULL;
 
-    if (v->type->basetype != D3D10_SVT_VERTEXSHADER)
+    if (FAILED(hr = d3d10_get_shader_variable(v, index, &s, &basetype)))
+        return hr;
+
+    if (basetype != D3D10_SVT_VERTEXSHADER)
     {
         WARN("Shader is not a vertex shader.\n");
-        return E_FAIL;
+        return D3DERR_INVALIDCALL;
     }
 
-    if ((*shader = v->u.shader.shader.vs))
+    if ((*shader = s->shader.vs))
         ID3D10VertexShader_AddRef(*shader);
 
     return S_OK;
@@ -7120,7 +7128,7 @@ static HRESULT d3d10_get_shader_variable_signature(struct d3d10_effect_variable
     struct d3d10_effect_shader_variable *s;
     HRESULT hr;
 
-    if (FAILED(hr = d3d10_get_shader_variable(v, shader_index, &s)))
+    if (FAILED(hr = d3d10_get_shader_variable(v, shader_index, &s, NULL)))
         return hr;
 
     if (!s->reflection)
diff --git a/dlls/d3d10/tests/effect.c b/dlls/d3d10/tests/effect.c
index a9d077566e0..4583863d59b 100644
--- a/dlls/d3d10/tests/effect.c
+++ b/dlls/d3d10/tests/effect.c
@@ -6010,6 +6010,62 @@ static void test_effect_shader_description(void)
     ok(!refcount, "Device has %u references left.\n", refcount);
 }
 
+static void test_effect_shader_object(void)
+{
+    ID3D10EffectShaderVariable *s;
+    ID3D10EffectVariable *v;
+    ID3D10VertexShader *vs;
+    ID3D10Effect* effect;
+    ID3D10Device *device;
+    ULONG refcount;
+    HRESULT hr;
+
+    if (!(device = create_device()))
+    {
+        skip("Failed to create device, skipping tests.\n");
+        return;
+    }
+
+    hr = create_effect(fx_local_shader, 0, device, NULL, &effect);
+    ok(SUCCEEDED(hr), "Failed to create an effect!\n");
+
+    v = effect->lpVtbl->GetVariableByName(effect, "v0");
+
+    s = v->lpVtbl->AsShader(v);
+
+    vs = (void *)0xdeadbeef;
+    hr = s->lpVtbl->GetVertexShader(s, 0, &vs);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(!vs, "Unexpected shader object.\n");
+
+    vs = (void *)0xdeadbeef;
+    hr = s->lpVtbl->GetVertexShader(s, 1, &vs);
+    ok(hr == D3DERR_INVALIDCALL, "Unexpected hr %#x.\n", hr);
+    ok(!vs, "Unexpected shader object.\n");
+
+    vs = (void *)0xdeadbeef;
+    hr = s->lpVtbl->GetVertexShader(s, 2, &vs);
+    ok(hr == D3DERR_INVALIDCALL, "Unexpected hr %#x.\n", hr);
+    ok(!vs, "Unexpected shader object.\n");
+
+    vs = NULL;
+    hr = s->lpVtbl->GetVertexShader(s, 3, &vs);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(!!vs, "Unexpected shader object.\n");
+    ID3D10VertexShader_Release(vs);
+
+    vs = NULL;
+    hr = s->lpVtbl->GetVertexShader(s, 4, &vs);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(!!vs, "Unexpected shader object.\n");
+    ID3D10VertexShader_Release(vs);
+
+    effect->lpVtbl->Release(effect);
+
+    refcount = ID3D10Device_Release(device);
+    ok(!refcount, "Device has %u references left.\n", refcount);
+}
+
 START_TEST(effect)
 {
     test_effect_constant_buffer_type();
@@ -6028,4 +6084,5 @@ START_TEST(effect)
     test_effect_resource_variable();
     test_effect_optimize();
     test_effect_shader_description();
+    test_effect_shader_object();
 }




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