wined3d: Get rid of RTL_DISABLE.

dlls/wined3d/surface.c

@@ -868,11 +868,7 @@ static void surface_map(struct wined3d_surface *surface, const RECT *rect, DWORD
                 && rect->right == surface->resource.width
                 && rect->bottom == surface->resource.height)
             pass_rect = NULL;
-
-        if (!(wined3d_settings.rendertargetlock_mode == RTL_DISABLE
-                && ((surface->container.type == WINED3D_CONTAINER_SWAPCHAIN)
-                || surface == device->fb.render_targets[0])))
-            surface_load_location(surface, SFLAG_INSYSMEM, pass_rect);
+        surface_load_location(surface, SFLAG_INSYSMEM, pass_rect);
     }
 
     if (surface->flags & SFLAG_PBO)
@@ -964,17 +960,6 @@ static void surface_unmap(struct wined3d_surface *surface)
     if (surface->container.type == WINED3D_CONTAINER_SWAPCHAIN
             || (device->fb.render_targets && surface == device->fb.render_targets[0]))
     {
-        if (wined3d_settings.rendertargetlock_mode == RTL_DISABLE)
-        {
-            static BOOL warned = FALSE;
-            if (!warned)
-            {
-                ERR("The application tries to write to the render target, but render target locking is disabled.\n");
-                warned = TRUE;
-            }
-            goto done;
-        }
-
         if (!surface->dirtyRect.left && !surface->dirtyRect.top
                 && surface->dirtyRect.right == surface->resource.width
                 && surface->dirtyRect.bottom == surface->resource.height)
@@ -4013,15 +3998,6 @@ static void read_from_framebuffer(struct wined3d_surface *surface, const RECT *r
     GLint skipPix = 0;
     GLint skipRow = 0;
 
-    if(wined3d_settings.rendertargetlock_mode == RTL_DISABLE) {
-        static BOOL warned = FALSE;
-        if(!warned) {
-            ERR("The application tries to lock the render target, but render target locking is disabled\n");
-            warned = TRUE;
-        }
-        return;
-    }
-
     context = context_acquire(device, surface);
     context_apply_blit_state(context, device);
     gl_info = context->gl_info;

dlls/wined3d/wined3d_main.c

@@ -260,12 +260,7 @@ static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
         }
         if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
         {
-            if (!strcmp(buffer,"disabled"))
-            {
-                TRACE("Disabling render target locking\n");
-                wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
-            }
-            else if (!strcmp(buffer,"readdraw"))
+            if (!strcmp(buffer,"readdraw"))
             {
                 TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
                 wined3d_settings.rendertargetlock_mode = RTL_READDRAW;

dlls/wined3d/wined3d_private.h

@@ -246,7 +246,6 @@ static inline float float_24_to_32(DWORD in)
 #define SHADER_ATI  3
 #define SHADER_NONE 4
 
-#define RTL_DISABLE   -1
 #define RTL_READDRAW   1
 #define RTL_READTEX    2