Zebediah Figura : wined3d: Introduce wined3d_device_context_set_viewports().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: da7a9bd8115cf16dc4757285a3043c399acd3e01
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=da7a9bd8115cf16dc4757285a3043c399acd3e01

Author: Zebediah Figura <z.figura12 at gmail.com>
Date:   Tue Mar 16 00:42:19 2021 -0500

wined3d: Introduce wined3d_device_context_set_viewports().

Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/wined3d/device.c     | 32 ++++++++++++++++++++++++--------
 dlls/wined3d/wined3d.spec |  1 +
 include/wine/wined3d.h    |  2 ++
 3 files changed, 27 insertions(+), 8 deletions(-)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 62a3e990cf1..6e9afb8468d 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -1681,7 +1681,6 @@ void CDECL wined3d_device_set_base_vertex_index(struct wined3d_device *device, I
 void CDECL wined3d_device_set_viewports(struct wined3d_device *device, unsigned int viewport_count,
         const struct wined3d_viewport *viewports)
 {
-    struct wined3d_state *state = device->cs->c.state;
     unsigned int i;
 
     TRACE("device %p, viewport_count %u, viewports %p.\n", device, viewport_count, viewports);
@@ -1692,13 +1691,7 @@ void CDECL wined3d_device_set_viewports(struct wined3d_device *device, unsigned
                 viewports[i].width, viewports[i].height, viewports[i].min_z, viewports[i].max_z);
     }
 
-    if (viewport_count)
-        memcpy(state->viewports, viewports, viewport_count * sizeof(*viewports));
-    else
-        memset(state->viewports, 0, sizeof(state->viewports));
-    state->viewport_count = viewport_count;
-
-    wined3d_device_context_emit_set_viewports(&device->cs->c, viewport_count, viewports);
+    wined3d_device_context_set_viewports(&device->cs->c, viewport_count, viewports);
 }
 
 void CDECL wined3d_device_get_viewports(const struct wined3d_device *device, unsigned int *viewport_count,
@@ -2157,6 +2150,29 @@ void CDECL wined3d_device_context_set_rasterizer_state(struct wined3d_device_con
         wined3d_rasterizer_state_decref(prev);
 }
 
+void CDECL wined3d_device_context_set_viewports(struct wined3d_device_context *context, unsigned int viewport_count,
+        const struct wined3d_viewport *viewports)
+{
+    struct wined3d_state *state = context->state;
+    unsigned int i;
+
+    TRACE("context %p, viewport_count %u, viewports %p.\n", context, viewport_count, viewports);
+
+    for (i = 0; i < viewport_count; ++i)
+    {
+        TRACE("%u: x %.8e, y %.8e, w %.8e, h %.8e, min_z %.8e, max_z %.8e.\n",  i, viewports[i].x, viewports[i].y,
+                viewports[i].width, viewports[i].height, viewports[i].min_z, viewports[i].max_z);
+    }
+
+    if (viewport_count)
+        memcpy(state->viewports, viewports, viewport_count * sizeof(*viewports));
+    else
+        memset(state->viewports, 0, sizeof(state->viewports));
+    state->viewport_count = viewport_count;
+
+    wined3d_device_context_emit_set_viewports(context, viewport_count, viewports);
+}
+
 void CDECL wined3d_device_set_vertex_shader(struct wined3d_device *device, struct wined3d_shader *shader)
 {
     TRACE("device %p, shader %p.\n", device, shader);
diff --git a/dlls/wined3d/wined3d.spec b/dlls/wined3d/wined3d.spec
index 3fe3e0cfd89..8fc190b73ba 100644
--- a/dlls/wined3d/wined3d.spec
+++ b/dlls/wined3d/wined3d.spec
@@ -171,6 +171,7 @@
 @ cdecl wined3d_device_context_set_depth_stencil_state(ptr ptr long)
 @ cdecl wined3d_device_context_set_rasterizer_state(ptr ptr)
 @ cdecl wined3d_device_context_set_shader(ptr long ptr)
+@ cdecl wined3d_device_context_set_viewports(ptr long ptr)
 
 @ cdecl wined3d_output_find_closest_matching_mode(ptr ptr)
 @ cdecl wined3d_output_get_adapter(ptr)
diff --git a/include/wine/wined3d.h b/include/wine/wined3d.h
index 3c091263742..f3de0098ef3 100644
--- a/include/wine/wined3d.h
+++ b/include/wine/wined3d.h
@@ -2558,6 +2558,8 @@ void __cdecl wined3d_device_context_set_rasterizer_state(struct wined3d_device_c
         struct wined3d_rasterizer_state *rasterizer_state);
 void __cdecl wined3d_device_context_set_shader(struct wined3d_device_context *context,
         enum wined3d_shader_type type, struct wined3d_shader *shader);
+void __cdecl wined3d_device_context_set_viewports(struct wined3d_device_context *context, unsigned int viewport_count,
+        const struct wined3d_viewport *viewports);
 
 HRESULT __cdecl wined3d_output_find_closest_matching_mode(const struct wined3d_output *output,
         struct wined3d_display_mode *mode);