1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef D3D8_Direct3DIndexBuffer8_hpp 16 #define D3D8_Direct3DIndexBuffer8_hpp 17 18 #include "Direct3DResource8.hpp" 19 20 #include <d3d8.h> 21 22 namespace sw 23 { 24 class Resource; 25 } 26 27 namespace D3D8 28 { 29 class Direct3DIndexBuffer8 : public IDirect3DIndexBuffer8, public Direct3DResource8 30 { 31 public: 32 Direct3DIndexBuffer8(Direct3DDevice8 *device, unsigned int length, unsigned long usage, D3DFORMAT format, D3DPOOL pool); 33 34 ~Direct3DIndexBuffer8() override; 35 36 // IUnknown methods 37 long __stdcall QueryInterface(const IID &iid, void **object) override; 38 unsigned long __stdcall AddRef() override; 39 unsigned long __stdcall Release() override; 40 41 // IDirect3DResource8 methods 42 long __stdcall FreePrivateData(const GUID &guid) override; 43 long __stdcall GetPrivateData(const GUID &guid, void *data, unsigned long *size) override; 44 void __stdcall PreLoad() override; 45 long __stdcall SetPrivateData(const GUID &guid, const void *data, unsigned long size, unsigned long flags) override; 46 long __stdcall GetDevice(IDirect3DDevice8 **device) override; 47 unsigned long __stdcall SetPriority(unsigned long newPriority) override; 48 unsigned long __stdcall GetPriority() override; 49 D3DRESOURCETYPE __stdcall GetType() override; 50 51 // IDirect3DIndexBuffer8 methods 52 long __stdcall GetDesc(D3DINDEXBUFFER_DESC *description) override; 53 long __stdcall Lock(unsigned int offset, unsigned int size, unsigned char **data, unsigned long flags) override; 54 long __stdcall Unlock() override; 55 56 // Internal methods 57 sw::Resource *getResource() const; 58 bool is32Bit() const; 59 60 private: 61 // Creation parameters 62 const unsigned int length; 63 const long usage; 64 const D3DFORMAT format; 65 const D3DPOOL pool; 66 67 bool locked; 68 unsigned int lockOffset; 69 unsigned int lockSize; 70 unsigned char *lockData; 71 72 sw::Resource *indexBuffer; 73 }; 74 } 75 76 #endif // D3D8_Direct3DIndexBuffer8_hpp 77