wined3d: Set fixed_function_usage_map to 0 for an sm4 draw without a PS.

dlls/wined3d/context_gl.c

@@ -3735,40 +3735,55 @@ static void context_invalidate_texture_stage(struct wined3d_context *context, DW
         context_invalidate_state(context, STATE_TEXTURESTAGE(stage, i));
 }
 
+static bool use_ffp_ps(const struct wined3d_state *state)
+{
+    struct wined3d_shader *vs = state->shader[WINED3D_SHADER_TYPE_VERTEX];
+
+    if (!use_vs(state))
+        return true;
+    if (vs && vs->reg_maps.shader_version.major >= 4)
+        return false;
+    return true;
+}
+
 static void context_update_fixed_function_usage_map(struct wined3d_context *context,
         const struct wined3d_state *state)
 {
-    UINT i, start, end;
+    UINT i = 0, start, end;
 
     context->fixed_function_usage_map = 0;
-    for (i = 0; i < WINED3D_MAX_FFP_TEXTURES; ++i)
-    {
-        enum wined3d_texture_op color_op = state->texture_states[i][WINED3D_TSS_COLOR_OP];
-        enum wined3d_texture_op alpha_op = state->texture_states[i][WINED3D_TSS_ALPHA_OP];
-        DWORD color_arg1 = state->texture_states[i][WINED3D_TSS_COLOR_ARG1] & WINED3DTA_SELECTMASK;
-        DWORD color_arg2 = state->texture_states[i][WINED3D_TSS_COLOR_ARG2] & WINED3DTA_SELECTMASK;
-        DWORD color_arg3 = state->texture_states[i][WINED3D_TSS_COLOR_ARG0] & WINED3DTA_SELECTMASK;
-        DWORD alpha_arg1 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG1] & WINED3DTA_SELECTMASK;
-        DWORD alpha_arg2 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG2] & WINED3DTA_SELECTMASK;
-        DWORD alpha_arg3 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG0] & WINED3DTA_SELECTMASK;
-
-        /* Not used, and disable higher stages. */
-        if (color_op == WINED3D_TOP_DISABLE)
-            break;
 
-        if (((color_arg1 == WINED3DTA_TEXTURE) && color_op != WINED3D_TOP_SELECT_ARG2)
-                || ((color_arg2 == WINED3DTA_TEXTURE) && color_op != WINED3D_TOP_SELECT_ARG1)
-                || ((color_arg3 == WINED3DTA_TEXTURE)
-                    && (color_op == WINED3D_TOP_MULTIPLY_ADD || color_op == WINED3D_TOP_LERP))
-                || ((alpha_arg1 == WINED3DTA_TEXTURE) && alpha_op != WINED3D_TOP_SELECT_ARG2)
-                || ((alpha_arg2 == WINED3DTA_TEXTURE) && alpha_op != WINED3D_TOP_SELECT_ARG1)
-                || ((alpha_arg3 == WINED3DTA_TEXTURE)
-                    && (alpha_op == WINED3D_TOP_MULTIPLY_ADD || alpha_op == WINED3D_TOP_LERP)))
-            context->fixed_function_usage_map |= (1u << i);
-
-        if ((color_op == WINED3D_TOP_BUMPENVMAP || color_op == WINED3D_TOP_BUMPENVMAP_LUMINANCE)
-                && i < WINED3D_MAX_FFP_TEXTURES - 1)
-            context->fixed_function_usage_map |= (1u << (i + 1));
+    if (use_ffp_ps(state))
+    {
+        for (i = 0; i < WINED3D_MAX_FFP_TEXTURES; ++i)
+        {
+            enum wined3d_texture_op color_op = state->texture_states[i][WINED3D_TSS_COLOR_OP];
+            enum wined3d_texture_op alpha_op = state->texture_states[i][WINED3D_TSS_ALPHA_OP];
+            DWORD color_arg1 = state->texture_states[i][WINED3D_TSS_COLOR_ARG1] & WINED3DTA_SELECTMASK;
+            DWORD color_arg2 = state->texture_states[i][WINED3D_TSS_COLOR_ARG2] & WINED3DTA_SELECTMASK;
+            DWORD color_arg3 = state->texture_states[i][WINED3D_TSS_COLOR_ARG0] & WINED3DTA_SELECTMASK;
+            DWORD alpha_arg1 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG1] & WINED3DTA_SELECTMASK;
+            DWORD alpha_arg2 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG2] & WINED3DTA_SELECTMASK;
+            DWORD alpha_arg3 = state->texture_states[i][WINED3D_TSS_ALPHA_ARG0] & WINED3DTA_SELECTMASK;
+
+            /* Not used, and disable higher stages. */
+            if (color_op == WINED3D_TOP_DISABLE)
+                break;
+
+            if (((color_arg1 == WINED3DTA_TEXTURE) && color_op != WINED3D_TOP_SELECT_ARG2)
+                    || ((color_arg2 == WINED3DTA_TEXTURE) && color_op != WINED3D_TOP_SELECT_ARG1)
+                    || ((color_arg3 == WINED3DTA_TEXTURE)
+                        && (color_op == WINED3D_TOP_MULTIPLY_ADD || color_op == WINED3D_TOP_LERP))
+                    || ((alpha_arg1 == WINED3DTA_TEXTURE) && alpha_op != WINED3D_TOP_SELECT_ARG2)
+                    || ((alpha_arg2 == WINED3DTA_TEXTURE) && alpha_op != WINED3D_TOP_SELECT_ARG1)
+                    || ((alpha_arg3 == WINED3DTA_TEXTURE)
+                        && (alpha_op == WINED3D_TOP_MULTIPLY_ADD || alpha_op == WINED3D_TOP_LERP)))
+                context->fixed_function_usage_map |= (1u << i);
+
+            if ((color_op == WINED3D_TOP_BUMPENVMAP || color_op == WINED3D_TOP_BUMPENVMAP_LUMINANCE)
+                    && i < WINED3D_MAX_FFP_TEXTURES - 1)
+                context->fixed_function_usage_map |= (1u << (i + 1));
+        }
     }
 
     if (i < context->lowest_disabled_stage)