Henri Verbeet : wined3d: Make sure all fields of the shader backend caps are always initialized.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 0122cee51f1ab01601abf2b2b4e15d6f54fdaffe
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=0122cee51f1ab01601abf2b2b4e15d6f54fdaffe

Author: Henri Verbeet <hverbeet at codeweavers.com>
Date:   Thu Apr 29 23:41:30 2010 +0200

wined3d: Make sure all fields of the shader backend caps are always initialized.

---

 dlls/wined3d/arb_program_shader.c |   16 +++++++++++-----
 dlls/wined3d/device.c             |    1 -
 dlls/wined3d/directx.c            |    1 -
 dlls/wined3d/shader.c             |    3 +++
 4 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/dlls/wined3d/arb_program_shader.c b/dlls/wined3d/arb_program_shader.c
index 5529f92..3852847 100644
--- a/dlls/wined3d/arb_program_shader.c
+++ b/dlls/wined3d/arb_program_shader.c
@@ -4667,11 +4667,6 @@ static void shader_arb_get_caps(const struct wined3d_gl_info *gl_info, struct sh
     DWORD vs_consts = min(gl_info->limits.arb_vs_float_constants, gl_info->limits.arb_vs_native_constants);
     DWORD ps_consts = min(gl_info->limits.arb_ps_float_constants, gl_info->limits.arb_ps_native_constants);
 
-    /* We don't have an ARB fixed function pipeline yet, so let the none backend set its caps,
-     * then overwrite the shader specific ones
-     */
-    none_shader_backend.shader_get_caps(gl_info, pCaps);
-
     if (gl_info->supported[ARB_VERTEX_PROGRAM])
     {
         if (gl_info->supported[NV_VERTEX_PROGRAM3])
@@ -4692,6 +4687,11 @@ static void shader_arb_get_caps(const struct wined3d_gl_info *gl_info, struct sh
         }
         pCaps->MaxVertexShaderConst = vs_consts;
     }
+    else
+    {
+        pCaps->VertexShaderVersion = 0;
+        pCaps->MaxVertexShaderConst = 0;
+    }
 
     if (gl_info->supported[ARB_FRAGMENT_PROGRAM])
     {
@@ -4714,6 +4714,12 @@ static void shader_arb_get_caps(const struct wined3d_gl_info *gl_info, struct sh
         pCaps->PixelShader1xMaxValue = 8.0f;
         pCaps->MaxPixelShaderConst = ps_consts;
     }
+    else
+    {
+        pCaps->PixelShaderVersion = 0;
+        pCaps->PixelShader1xMaxValue = 0.0f;
+        pCaps->MaxPixelShaderConst = 0;
+    }
 
     pCaps->VSClipping = use_nv_clip(gl_info);
 }
diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 463ccbf..0c7b4a1 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -7086,7 +7086,6 @@ HRESULT device_init(IWineD3DDeviceImpl *device, IWineD3DImpl *wined3d,
     select_shader_mode(&adapter->gl_info, &device->ps_selected_mode, &device->vs_selected_mode);
     device->shader_backend = adapter->shader_backend;
 
-    memset(&shader_caps, 0, sizeof(shader_caps));
     device->shader_backend->shader_get_caps(&adapter->gl_info, &shader_caps);
     device->d3d_vshader_constantF = shader_caps.MaxVertexShaderConst;
     device->d3d_pshader_constantF = shader_caps.MaxPixelShaderConst;
diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 08dcafd..b884a01 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -4542,7 +4542,6 @@ static HRESULT WINAPI IWineD3DImpl_GetDeviceCaps(IWineD3D *iface, UINT Adapter,
                                                 WINED3DPTFILTERCAPS_MAGFLINEAR;
     pCaps->VertexTextureFilterCaps           = 0;
 
-    memset(&shader_caps, 0, sizeof(shader_caps));
     adapter->shader_backend->shader_get_caps(&adapter->gl_info, &shader_caps);
     adapter->fragment_pipe->get_caps(&adapter->gl_info, &fragment_caps);
 
diff --git a/dlls/wined3d/shader.c b/dlls/wined3d/shader.c
index b015178..28228e1 100644
--- a/dlls/wined3d/shader.c
+++ b/dlls/wined3d/shader.c
@@ -1418,8 +1418,11 @@ static void shader_none_get_caps(const struct wined3d_gl_info *gl_info, struct s
 {
     /* Set the shader caps to 0 for the none shader backend */
     caps->VertexShaderVersion = 0;
+    caps->MaxVertexShaderConst = 0;
     caps->PixelShaderVersion = 0;
     caps->PixelShader1xMaxValue = 0.0f;
+    caps->MaxPixelShaderConst = 0;
+    caps->VSClipping = FALSE;
 }
 
 static BOOL shader_none_color_fixup_supported(struct color_fixup_desc fixup)