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path: root/system/wine/fallout3.diff
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diff -Naur wine-1.1.44-orig/dlls/wined3d/device.c wine-1.1.44/dlls/wined3d/device.c
--- wine-1.1.44-orig/dlls/wined3d/device.c	2010-05-07 19:20:29.000000000 +0100
+++ wine-1.1.44/dlls/wined3d/device.c	2010-06-11 03:36:48.000000000 +0100
@@ -188,6 +188,8 @@
     stream_info->position_transformed = declaration->position_transformed;
     if (declaration->position_transformed) use_vshader = FALSE;
 
+    This->patch_fallout3_mask_of_states &= 0xff ^ PATCH_FALLOUT3_FLAG_ALPHA_TEST_CAN_BE_USED;
+
     /* Translate the declaration into strided data. */
     for (i = 0; i < declaration->element_count; ++i)
     {
@@ -301,6 +303,14 @@
             {
                 stream_info->swizzle_map |= 1 << idx;
             }
+
+            if( ( (IWineD3DVertexShaderImpl*)(This->stateBlock->vertexShader) )->attributes[idx].usage 
+               == WINED3DDECLUSAGE_TEXCOORD 
+              )
+            {
+                This->patch_fallout3_mask_of_states |= PATCH_FALLOUT3_FLAG_ALPHA_TEST_CAN_BE_USED;
+            }
+
             stream_info->use_map |= 1 << idx;
         }
     }
diff -Naur wine-1.1.44-orig/dlls/wined3d/drawprim.c wine-1.1.44/dlls/wined3d/drawprim.c
--- wine-1.1.44-orig/dlls/wined3d/drawprim.c	2010-05-07 19:20:29.000000000 +0100
+++ wine-1.1.44/dlls/wined3d/drawprim.c	2010-06-11 03:36:48.000000000 +0100
@@ -37,6 +37,15 @@
 static void drawStridedFast(IWineD3DDevice *iface, GLenum primitive_type,
         UINT count, UINT idx_size, const void *idx_data, UINT start_idx)
 {
+    IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
+    GLboolean gl_alpha_test = glIsEnabled( GL_ALPHA_TEST );
+
+    if( ( 0 == ( This->patch_fallout3_mask_of_states & PATCH_FALLOUT3_FLAG_ALPHA_TEST_CAN_BE_USED ) )
+     && ( gl_alpha_test ) ) 
+    {
+        glDisable( GL_ALPHA_TEST );
+    }
+ 
     if (idx_size)
     {
         TRACE("(%p) : glElements(%x, %d, ...)\n", iface, primitive_type, count);
@@ -53,6 +62,13 @@
         glDrawArrays(primitive_type, start_idx, count);
         checkGLcall("glDrawArrays");
     }
+
+    if( ( 0 == ( This->patch_fallout3_mask_of_states & PATCH_FALLOUT3_FLAG_ALPHA_TEST_CAN_BE_USED ) )
+     && ( gl_alpha_test ) ) 
+    {
+        glEnable( GL_ALPHA_TEST );
+    }
+
 }
 
 /*
diff -Naur wine-1.1.44-orig/dlls/wined3d/wined3d_private.h wine-1.1.44/dlls/wined3d/wined3d_private.h
--- wine-1.1.44-orig/dlls/wined3d/wined3d_private.h	2010-05-07 19:20:29.000000000 +0100
+++ wine-1.1.44/dlls/wined3d/wined3d_private.h	2010-06-11 03:40:07.000000000 +0100
@@ -1711,8 +1711,12 @@
 #define PATCHMAP_HASHFUNC(x) ((x) % PATCHMAP_SIZE) /* Primitive and simple function */
     struct list             patches[PATCHMAP_SIZE];
     struct WineD3DRectPatch *currentPatch;
+    UINT8 patch_fallout3_mask_of_states;
 };
 
+#define PATCH_FALLOUT3_FLAG_ALPHA_TEST_CAN_BE_USED 0x01
+
+
 BOOL device_context_add(IWineD3DDeviceImpl *device, struct wined3d_context *context) DECLSPEC_HIDDEN;
 void device_context_remove(IWineD3DDeviceImpl *device, struct wined3d_context *context) DECLSPEC_HIDDEN;
 void device_get_draw_rect(IWineD3DDeviceImpl *device, RECT *rect) DECLSPEC_HIDDEN;