wine/dlls/d3d8/vertexshader.c
2009-10-19 11:45:57 +02:00

188 lines
6.1 KiB
C

/*
* IDirect3DVertexShader8 implementation
*
* Copyright 2002-2003 Jason Edmeades
* Raphael Junqueira
*
* 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 "config.h"
#include "d3d8_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
/* IDirect3DVertexShader8 IUnknown parts follow: */
static HRESULT WINAPI IDirect3DVertexShader8Impl_QueryInterface(IDirect3DVertexShader8 *iface, REFIID riid, LPVOID* ppobj) {
IDirect3DVertexShader8Impl *This = (IDirect3DVertexShader8Impl *)iface;
TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), ppobj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IDirect3DVertexShader8)) {
IUnknown_AddRef(iface);
*ppobj = This;
return S_OK;
}
WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
*ppobj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI IDirect3DVertexShader8Impl_AddRef(IDirect3DVertexShader8 *iface) {
IDirect3DVertexShader8Impl *This = (IDirect3DVertexShader8Impl *)iface;
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("%p increasing refcount to %u.\n", iface, ref);
if (ref == 1 && This->wineD3DVertexShader)
{
wined3d_mutex_lock();
IWineD3DVertexShader_AddRef(This->wineD3DVertexShader);
wined3d_mutex_unlock();
}
return ref;
}
static void STDMETHODCALLTYPE d3d8_vertexshader_wined3d_object_destroyed(void *parent)
{
IDirect3DVertexShader8Impl *shader = parent;
IDirect3DVertexDeclaration8_Release(shader->vertex_declaration);
HeapFree(GetProcessHeap(), 0, shader);
}
static ULONG WINAPI IDirect3DVertexShader8Impl_Release(IDirect3DVertexShader8 *iface) {
IDirect3DVertexShader8Impl *This = (IDirect3DVertexShader8Impl *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("%p decreasing refcount to %u.\n", iface, ref);
if (ref == 0) {
if (This->wineD3DVertexShader)
{
wined3d_mutex_lock();
IWineD3DVertexShader_Release(This->wineD3DVertexShader);
wined3d_mutex_unlock();
}
else
{
d3d8_vertexshader_wined3d_object_destroyed(This);
}
}
return ref;
}
static const IDirect3DVertexShader8Vtbl Direct3DVertexShader8_Vtbl =
{
/* IUnknown */
IDirect3DVertexShader8Impl_QueryInterface,
IDirect3DVertexShader8Impl_AddRef,
IDirect3DVertexShader8Impl_Release,
};
static const struct wined3d_parent_ops d3d8_vertexshader_wined3d_parent_ops =
{
d3d8_vertexshader_wined3d_object_destroyed,
};
static HRESULT vertexshader_create_vertexdeclaration(IDirect3DDevice8Impl *device,
const DWORD *declaration, DWORD shader_handle, IDirect3DVertexDeclaration8 **decl_ptr)
{
IDirect3DVertexDeclaration8Impl *object;
HRESULT hr;
TRACE("device %p, declaration %p, shader_handle %#x, decl_ptr %p.\n",
device, declaration, shader_handle, decl_ptr);
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
if (!object) {
ERR("Memory allocation failed\n");
*decl_ptr = NULL;
return D3DERR_OUTOFVIDEOMEMORY;
}
hr = vertexdeclaration_init(object, device, declaration, shader_handle);
if (FAILED(hr))
{
WARN("Failed to initialize vertex declaration, hr %#x.\n", hr);
HeapFree(GetProcessHeap(), 0, object);
return hr;
}
TRACE("Created vertex declaration %p.\n", object);
*decl_ptr = (IDirect3DVertexDeclaration8 *)object;
return D3D_OK;
}
HRESULT vertexshader_init(IDirect3DVertexShader8Impl *shader, IDirect3DDevice8Impl *device,
const DWORD *declaration, const DWORD *byte_code, DWORD shader_handle, DWORD usage)
{
const DWORD *token = declaration;
HRESULT hr;
/* Test if the vertex declaration is valid */
while (D3DVSD_END() != *token)
{
D3DVSD_TOKENTYPE token_type = ((*token & D3DVSD_TOKENTYPEMASK) >> D3DVSD_TOKENTYPESHIFT);
if (token_type == D3DVSD_TOKEN_STREAMDATA && !(token_type & 0x10000000))
{
DWORD type = ((*token & D3DVSD_DATATYPEMASK) >> D3DVSD_DATATYPESHIFT);
DWORD reg = ((*token & D3DVSD_VERTEXREGMASK) >> D3DVSD_VERTEXREGSHIFT);
if (reg == D3DVSDE_NORMAL && type != D3DVSDT_FLOAT3 && !byte_code)
{
WARN("Attempt to use a non-FLOAT3 normal with the fixed function function\n");
return D3DERR_INVALIDCALL;
}
}
token += parse_token(token);
}
shader->ref = 1;
shader->lpVtbl = &Direct3DVertexShader8_Vtbl;
hr = vertexshader_create_vertexdeclaration(device, declaration, shader_handle, &shader->vertex_declaration);
if (FAILED(hr))
{
WARN("Failed to create vertex declaration, hr %#x.\n", hr);
return hr;
}
if (byte_code)
{
if (usage) FIXME("Usage %#x not implemented.\n", usage);
wined3d_mutex_lock();
hr = IWineD3DDevice_CreateVertexShader(device->WineD3DDevice, byte_code,
NULL /* output signature */, &shader->wineD3DVertexShader,
(IUnknown *)shader, &d3d8_vertexshader_wined3d_parent_ops);
wined3d_mutex_unlock();
if (FAILED(hr))
{
WARN("Failed to create wined3d vertex shader, hr %#x.\n", hr);
IDirect3DVertexDeclaration8_Release(shader->vertex_declaration);
return hr;
}
load_local_constants(declaration, shader->wineD3DVertexShader);
}
return D3D_OK;
}