+++ /dev/null
-/* Direct3D Light
- * Copyright (c) 1998 / 2002 Lionel ULMER
- * Copyright (c) 2006 Stefan DÖSINGER
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-#include "ddraw_private.h"
-
-/*****************************************************************************
- * light_update
- *
- * Updates the Direct3DDevice7 lighting parameters
- *
- *****************************************************************************/
-static void light_update(struct d3d_light *light)
-{
- struct d3d_device *device;
-
- TRACE("light %p.\n", light);
-
- if (!light->active_viewport || !light->active_viewport->active_device) return;
- device = light->active_viewport->active_device;
-
- IDirect3DDevice7_SetLight(&device->IDirect3DDevice7_iface, light->dwLightIndex, &light->light7);
-}
-
-/*****************************************************************************
- * light_activate
- *
- * Uses the Direct3DDevice7::LightEnable method to active the light
- *
- *****************************************************************************/
-void light_activate(struct d3d_light *light)
-{
- struct d3d_device *device;
-
- TRACE("light %p.\n", light);
-
- if (!light->active_viewport || !light->active_viewport->active_device) return;
- device = light->active_viewport->active_device;
-
- light_update(light);
- if (!(light->light.dwFlags & D3DLIGHT_ACTIVE))
- {
- IDirect3DDevice7_LightEnable(&device->IDirect3DDevice7_iface, light->dwLightIndex, TRUE);
- light->light.dwFlags |= D3DLIGHT_ACTIVE;
- }
-}
-
-/*****************************************************************************
- *
- * light_deactivate
- *
- * Uses the Direct3DDevice7::LightEnable method to deactivate the light
- *
- *****************************************************************************/
-void light_deactivate(struct d3d_light *light)
-{
- struct d3d_device *device;
-
- TRACE("light %p.\n", light);
-
- if (!light->active_viewport || !light->active_viewport->active_device) return;
- device = light->active_viewport->active_device;
-
- if (light->light.dwFlags & D3DLIGHT_ACTIVE)
- {
- IDirect3DDevice7_LightEnable(&device->IDirect3DDevice7_iface, light->dwLightIndex, FALSE);
- light->light.dwFlags &= ~D3DLIGHT_ACTIVE;
- }
-}
-
-static inline struct d3d_light *impl_from_IDirect3DLight(IDirect3DLight *iface)
-{
- return CONTAINING_RECORD(iface, struct d3d_light, IDirect3DLight_iface);
-}
-
-/*****************************************************************************
- * IDirect3DLight::QueryInterface
- *
- * Queries the object for different interfaces. Unimplemented for this
- * object at the moment
- *
- * Params:
- * riid: Interface id asked for
- * obj: Address to return the resulting pointer at.
- *
- * Returns:
- * E_NOINTERFACE, because it's a stub
- *****************************************************************************/
-static HRESULT WINAPI d3d_light_QueryInterface(IDirect3DLight *iface, REFIID riid, void **object)
-{
- FIXME("iface %p, riid %s, object %p stub!\n", iface, debugstr_guid(riid), object);
-
- *object = NULL;
- return E_NOINTERFACE;
-}
-
-static ULONG WINAPI d3d_light_AddRef(IDirect3DLight *iface)
-{
- struct d3d_light *light = impl_from_IDirect3DLight(iface);
- ULONG ref = InterlockedIncrement(&light->ref);
-
- TRACE("%p increasing refcount to %u.\n", light, ref);
-
- return ref;
-}
-
-static ULONG WINAPI d3d_light_Release(IDirect3DLight *iface)
-{
- struct d3d_light *light = impl_from_IDirect3DLight(iface);
- ULONG ref = InterlockedDecrement(&light->ref);
-
- TRACE("%p decreasing refcount to %u.\n", light, ref);
-
- if (!ref)
- {
- HeapFree(GetProcessHeap(), 0, light);
- return 0;
- }
- return ref;
-}
-
-/*****************************************************************************
- * IDirect3DLight Methods.
- *****************************************************************************/
-
-/*****************************************************************************
- * IDirect3DLight::Initialize
- *
- * Initializes the interface. This implementation is a no-op, because
- * initialization takes place at creation time
- *
- * Params:
- * Direct3D: Pointer to an IDirect3D interface.
- *
- * Returns:
- * D3D_OK
- *
- *****************************************************************************/
-static HRESULT WINAPI d3d_light_Initialize(IDirect3DLight *iface, IDirect3D *d3d)
-{
- TRACE("iface %p, d3d %p.\n", iface, d3d);
-
- return D3D_OK;
-}
-
-static HRESULT WINAPI d3d_light_SetLight(IDirect3DLight *iface, D3DLIGHT *data)
-{
- static const D3DCOLORVALUE zero_value = {{0.0f}, {0.0f}, {0.0f}, {0.0f}};
- struct d3d_light *light = impl_from_IDirect3DLight(iface);
- DWORD flags = data->dwSize >= sizeof(D3DLIGHT2) ? ((D3DLIGHT2 *)data)->dwFlags : D3DLIGHT_ACTIVE;
- D3DLIGHT7 *light7 = &light->light7;
-
- TRACE("iface %p, data %p.\n", iface, data);
-
- if ((!data->dltType) || (data->dltType > D3DLIGHT_PARALLELPOINT))
- return DDERR_INVALIDPARAMS;
-
- /* Translate D3DLIGHT2 structure to D3DLIGHT7. */
- light7->dltType = data->dltType;
- light7->dcvDiffuse = data->dcvColor;
- if (flags & D3DLIGHT_NO_SPECULAR)
- light7->dcvSpecular = zero_value;
- else
- light7->dcvSpecular = data->dcvColor;
- light7->dcvAmbient = data->dcvColor;
- light7->dvPosition = data->dvPosition;
- light7->dvDirection = data->dvDirection;
- light7->dvRange = data->dvRange;
- light7->dvFalloff = data->dvFalloff;
- light7->dvAttenuation0 = data->dvAttenuation0;
- light7->dvAttenuation1 = data->dvAttenuation1;
- light7->dvAttenuation2 = data->dvAttenuation2;
- light7->dvTheta = data->dvTheta;
- light7->dvPhi = data->dvPhi;
-
- wined3d_mutex_lock();
- memcpy(&light->light, data, sizeof(*data));
- if (!(light->light.dwFlags & D3DLIGHT_ACTIVE) && flags & D3DLIGHT_ACTIVE)
- light_activate(light);
- else if (light->light.dwFlags & D3DLIGHT_ACTIVE && !(flags & D3DLIGHT_ACTIVE))
- light_deactivate(light);
- else if (flags & D3DLIGHT_ACTIVE)
- light_update(light);
- light->light.dwFlags = flags;
- wined3d_mutex_unlock();
-
- return D3D_OK;
-}
-
-/*****************************************************************************
- * IDirect3DLight::GetLight
- *
- * Returns the parameters currently assigned to the IDirect3DLight object
- *
- * Params:
- * Light: Pointer to an D3DLIGHT structure to store the parameters
- *
- * Returns:
- * D3D_OK on success
- * DDERR_INVALIDPARAMS if Light is NULL
- *****************************************************************************/
-static HRESULT WINAPI d3d_light_GetLight(IDirect3DLight *iface, D3DLIGHT *lpLight)
-{
- struct d3d_light *light = impl_from_IDirect3DLight(iface);
-
- TRACE("iface %p, light %p.\n", iface, lpLight);
-
- wined3d_mutex_lock();
- memcpy(lpLight, &light->light, lpLight->dwSize);
- wined3d_mutex_unlock();
-
- return DD_OK;
-}
-
-static const struct IDirect3DLightVtbl d3d_light_vtbl =
-{
- /*** IUnknown Methods ***/
- d3d_light_QueryInterface,
- d3d_light_AddRef,
- d3d_light_Release,
- /*** IDirect3DLight Methods ***/
- d3d_light_Initialize,
- d3d_light_SetLight,
- d3d_light_GetLight
-};
-
-void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw)
-{
- light->IDirect3DLight_iface.lpVtbl = &d3d_light_vtbl;
- light->ref = 1;
- light->ddraw = ddraw;
-}
-
-struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface)
-{
- if (!iface)
- return NULL;
- assert(iface->lpVtbl == &d3d_light_vtbl);
-
- return impl_from_IDirect3DLight(iface);
-}
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