1 // Copyright (C) 2002-2012 Nikolaus Gebhardt 2 // This file is part of the "Irrlicht Engine". 3 // For conditions of distribution and use, see copyright notice in Irrlicht.h 4 5 #ifndef __C_VIDEO_OPEN_GL_H_INCLUDED__ 6 #define __C_VIDEO_OPEN_GL_H_INCLUDED__ 7 8 #include "IrrCompileConfig.h" 9 10 #include "SIrrCreationParameters.h" 11 12 namespace irr 13 { 14 class CIrrDeviceWin32; 15 class CIrrDeviceLinux; 16 class CIrrDeviceSDL; 17 class CIrrDeviceMacOSX; 18 } 19 20 #ifdef _IRR_COMPILE_WITH_OPENGL_ 21 22 #include "CNullDriver.h" 23 #include "IMaterialRendererServices.h" 24 // also includes the OpenGL stuff 25 #include "COpenGLExtensionHandler.h" 26 27 #ifdef _IRR_COMPILE_WITH_CG_ 28 #include "Cg/cg.h" 29 #endif 30 31 namespace irr 32 { 33 34 namespace video 35 { 36 class COpenGLTexture; 37 38 class COpenGLDriver : public CNullDriver, public IMaterialRendererServices, public COpenGLExtensionHandler 39 { 40 friend class COpenGLTexture; 41 public: 42 43 #ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_ 44 COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceWin32* device); 45 //! inits the windows specific parts of the open gl driver 46 bool initDriver(CIrrDeviceWin32* device); 47 bool changeRenderContext(const SExposedVideoData& videoData, CIrrDeviceWin32* device); 48 #endif 49 50 #ifdef _IRR_COMPILE_WITH_X11_DEVICE_ 51 COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceLinux* device); 52 //! inits the GLX specific parts of the open gl driver 53 bool initDriver(CIrrDeviceLinux* device); 54 bool changeRenderContext(const SExposedVideoData& videoData, CIrrDeviceLinux* device); 55 #endif 56 57 #ifdef _IRR_COMPILE_WITH_SDL_DEVICE_ 58 COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceSDL* device); 59 #endif 60 61 #ifdef _IRR_COMPILE_WITH_OSX_DEVICE_ 62 COpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, CIrrDeviceMacOSX *device); 63 #endif 64 65 //! generic version which overloads the unimplemented versions changeRenderContext(const SExposedVideoData & videoData,void * device)66 bool changeRenderContext(const SExposedVideoData& videoData, void* device) {return false;} 67 68 //! destructor 69 virtual ~COpenGLDriver(); 70 71 //! clears the zbuffer 72 virtual bool beginScene(bool backBuffer=true, bool zBuffer=true, 73 SColor color=SColor(255,0,0,0), 74 const SExposedVideoData& videoData=SExposedVideoData(), 75 core::rect<s32>* sourceRect=0); 76 77 //! presents the rendered scene on the screen, returns false if failed 78 virtual bool endScene(); 79 80 //! sets transformation 81 virtual void setTransform(E_TRANSFORMATION_STATE state, const core::matrix4& mat); 82 83 84 struct SHWBufferLink_opengl : public SHWBufferLink 85 { SHWBufferLink_openglSHWBufferLink_opengl86 SHWBufferLink_opengl(const scene::IMeshBuffer *_MeshBuffer): SHWBufferLink(_MeshBuffer), vbo_verticesID(0),vbo_indicesID(0){} 87 88 GLuint vbo_verticesID; //tmp 89 GLuint vbo_indicesID; //tmp 90 91 GLuint vbo_verticesSize; //tmp 92 GLuint vbo_indicesSize; //tmp 93 }; 94 95 //! updates hardware buffer if needed 96 virtual bool updateHardwareBuffer(SHWBufferLink *HWBuffer); 97 98 //! Create hardware buffer from mesh 99 virtual SHWBufferLink *createHardwareBuffer(const scene::IMeshBuffer* mb); 100 101 //! Delete hardware buffer (only some drivers can) 102 virtual void deleteHardwareBuffer(SHWBufferLink *HWBuffer); 103 104 //! Draw hardware buffer 105 virtual void drawHardwareBuffer(SHWBufferLink *HWBuffer); 106 107 //! Create occlusion query. 108 /** Use node for identification and mesh for occlusion test. */ 109 virtual void addOcclusionQuery(scene::ISceneNode* node, 110 const scene::IMesh* mesh=0); 111 112 //! Remove occlusion query. 113 virtual void removeOcclusionQuery(scene::ISceneNode* node); 114 115 //! Run occlusion query. Draws mesh stored in query. 116 /** If the mesh shall not be rendered visible, use 117 overrideMaterial to disable the color and depth buffer. */ 118 virtual void runOcclusionQuery(scene::ISceneNode* node, bool visible=false); 119 120 //! Update occlusion query. Retrieves results from GPU. 121 /** If the query shall not block, set the flag to false. 122 Update might not occur in this case, though */ 123 virtual void updateOcclusionQuery(scene::ISceneNode* node, bool block=true); 124 125 //! Return query result. 126 /** Return value is the number of visible pixels/fragments. 127 The value is a safe approximation, i.e. can be larger then the 128 actual value of pixels. */ 129 virtual u32 getOcclusionQueryResult(scene::ISceneNode* node) const; 130 131 //! draws a vertex primitive list 132 virtual void drawVertexPrimitiveList(const void* vertices, u32 vertexCount, 133 const void* indexList, u32 primitiveCount, 134 E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType); 135 136 //! draws a vertex primitive list in 2d 137 virtual void draw2DVertexPrimitiveList(const void* vertices, u32 vertexCount, 138 const void* indexList, u32 primitiveCount, 139 E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType); 140 141 //! queries the features of the driver, returns true if feature is available queryFeature(E_VIDEO_DRIVER_FEATURE feature)142 virtual bool queryFeature(E_VIDEO_DRIVER_FEATURE feature) const 143 { 144 return FeatureEnabled[feature] && COpenGLExtensionHandler::queryFeature(feature); 145 } 146 147 //! Sets a material. All 3d drawing functions draw geometry now 148 //! using this material. 149 //! \param material: Material to be used from now on. 150 virtual void setMaterial(const SMaterial& material); 151 152 //! draws a set of 2d images, using a color and the alpha channel of the 153 //! texture if desired. 154 void draw2DImageBatch(const video::ITexture* texture, 155 const core::array<core::position2d<s32> >& positions, 156 const core::array<core::rect<s32> >& sourceRects, 157 const core::rect<s32>* clipRect, 158 SColor color, 159 bool useAlphaChannelOfTexture); 160 161 //! draws an 2d image, using a color (if color is other then Color(255,255,255,255)) and the alpha channel of the texture if wanted. 162 virtual void draw2DImage(const video::ITexture* texture, const core::position2d<s32>& destPos, 163 const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect = 0, 164 SColor color=SColor(255,255,255,255), bool useAlphaChannelOfTexture=false); 165 166 //! draws a set of 2d images, using a color and the alpha 167 /** channel of the texture if desired. The images are drawn 168 beginning at pos and concatenated in one line. All drawings 169 are clipped against clipRect (if != 0). 170 The subtextures are defined by the array of sourceRects 171 and are chosen by the indices given. 172 \param texture: Texture to be drawn. 173 \param pos: Upper left 2d destination position where the image will be drawn. 174 \param sourceRects: Source rectangles of the image. 175 \param indices: List of indices which choose the actual rectangle used each time. 176 \param clipRect: Pointer to rectangle on the screen where the image is clipped to. 177 This pointer can be 0. Then the image is not clipped. 178 \param color: Color with which the image is colored. 179 Note that the alpha component is used: If alpha is other than 255, the image will be transparent. 180 \param useAlphaChannelOfTexture: If true, the alpha channel of the texture is 181 used to draw the image. */ 182 virtual void draw2DImage(const video::ITexture* texture, 183 const core::position2d<s32>& pos, 184 const core::array<core::rect<s32> >& sourceRects, 185 const core::array<s32>& indices, 186 const core::rect<s32>* clipRect=0, 187 SColor color=SColor(255,255,255,255), 188 bool useAlphaChannelOfTexture=false); 189 190 //! Draws a part of the texture into the rectangle. 191 virtual void draw2DImage(const video::ITexture* texture, const core::rect<s32>& destRect, 192 const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect = 0, 193 const video::SColor* const colors=0, bool useAlphaChannelOfTexture=false); 194 195 //! draw an 2d rectangle 196 virtual void draw2DRectangle(SColor color, const core::rect<s32>& pos, 197 const core::rect<s32>* clip = 0); 198 199 //!Draws an 2d rectangle with a gradient. 200 virtual void draw2DRectangle(const core::rect<s32>& pos, 201 SColor colorLeftUp, SColor colorRightUp, SColor colorLeftDown, SColor colorRightDown, 202 const core::rect<s32>* clip = 0); 203 204 //! Draws a 2d line. 205 virtual void draw2DLine(const core::position2d<s32>& start, 206 const core::position2d<s32>& end, 207 SColor color=SColor(255,255,255,255)); 208 209 //! Draws a single pixel 210 virtual void drawPixel(u32 x, u32 y, const SColor & color); 211 212 //! Draws a 3d line. 213 virtual void draw3DLine(const core::vector3df& start, 214 const core::vector3df& end, 215 SColor color = SColor(255,255,255,255)); 216 217 //! \return Returns the name of the video driver. Example: In case of the Direct3D8 218 //! driver, it would return "Direct3D8.1". 219 virtual const wchar_t* getName() const; 220 221 //! deletes all dynamic lights there are 222 virtual void deleteAllDynamicLights(); 223 224 //! adds a dynamic light, returning an index to the light 225 //! \param light: the light data to use to create the light 226 //! \return An index to the light, or -1 if an error occurs 227 virtual s32 addDynamicLight(const SLight& light); 228 229 //! Turns a dynamic light on or off 230 //! \param lightIndex: the index returned by addDynamicLight 231 //! \param turnOn: true to turn the light on, false to turn it off 232 virtual void turnLightOn(s32 lightIndex, bool turnOn); 233 234 //! returns the maximal amount of dynamic lights the device can handle 235 virtual u32 getMaximalDynamicLightAmount() const; 236 237 //! Sets the dynamic ambient light color. The default color is 238 //! (0,0,0,0) which means it is dark. 239 //! \param color: New color of the ambient light. 240 virtual void setAmbientLight(const SColorf& color); 241 242 //! Draws a shadow volume into the stencil buffer. To draw a stencil shadow, do 243 //! this: First, draw all geometry. Then use this method, to draw the shadow 244 //! volume. Then, use IVideoDriver::drawStencilShadow() to visualize the shadow. 245 virtual void drawStencilShadowVolume(const core::array<core::vector3df>& triangles, bool zfail, u32 debugDataVisible=0); 246 247 //! Fills the stencil shadow with color. After the shadow volume has been drawn 248 //! into the stencil buffer using IVideoDriver::drawStencilShadowVolume(), use this 249 //! to draw the color of the shadow. 250 virtual void drawStencilShadow(bool clearStencilBuffer=false, 251 video::SColor leftUpEdge = video::SColor(0,0,0,0), 252 video::SColor rightUpEdge = video::SColor(0,0,0,0), 253 video::SColor leftDownEdge = video::SColor(0,0,0,0), 254 video::SColor rightDownEdge = video::SColor(0,0,0,0)); 255 256 //! sets a viewport 257 virtual void setViewPort(const core::rect<s32>& area); 258 259 //! Sets the fog mode. 260 virtual void setFog(SColor color, E_FOG_TYPE fogType, f32 start, 261 f32 end, f32 density, bool pixelFog, bool rangeFog); 262 263 //! Only used by the internal engine. Used to notify the driver that 264 //! the window was resized. 265 virtual void OnResize(const core::dimension2d<u32>& size); 266 267 //! Returns type of video driver 268 virtual E_DRIVER_TYPE getDriverType() const; 269 270 //! get color format of the current color buffer 271 virtual ECOLOR_FORMAT getColorFormat() const; 272 273 //! Returns the transformation set by setTransform 274 virtual const core::matrix4& getTransform(E_TRANSFORMATION_STATE state) const; 275 276 //! Can be called by an IMaterialRenderer to make its work easier. 277 virtual void setBasicRenderStates(const SMaterial& material, const SMaterial& lastmaterial, 278 bool resetAllRenderstates); 279 280 //! Sets a vertex shader constant. 281 virtual void setVertexShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1); 282 283 //! Sets a pixel shader constant. 284 virtual void setPixelShaderConstant(const f32* data, s32 startRegister, s32 constantAmount=1); 285 286 //! Sets a constant for the vertex shader based on a name. 287 virtual bool setVertexShaderConstant(const c8* name, const f32* floats, int count); 288 289 //! Bool interface for the above. 290 virtual bool setVertexShaderConstant(const c8* name, const bool* bools, int count); 291 292 //! Int interface for the above. 293 virtual bool setVertexShaderConstant(const c8* name, const s32* ints, int count); 294 295 //! Sets a constant for the pixel shader based on a name. 296 virtual bool setPixelShaderConstant(const c8* name, const f32* floats, int count); 297 298 //! Bool interface for the above. 299 virtual bool setPixelShaderConstant(const c8* name, const bool* bools, int count); 300 301 //! Int interface for the above. 302 virtual bool setPixelShaderConstant(const c8* name, const s32* ints, int count); 303 304 //! sets the current Texture 305 //! Returns whether setting was a success or not. 306 bool setActiveTexture(u32 stage, const video::ITexture* texture); 307 308 //! disables all textures beginning with the optional fromStage parameter. Otherwise all texture stages are disabled. 309 //! Returns whether disabling was successful or not. 310 bool disableTextures(u32 fromStage=0); 311 312 //! Adds a new material renderer to the VideoDriver, using 313 //! extGLGetObjectParameteriv(shaderHandle, GL_OBJECT_COMPILE_STATUS_ARB, &status) 314 //! pixel and/or vertex shaders to render geometry. 315 virtual s32 addShaderMaterial(const c8* vertexShaderProgram, const c8* pixelShaderProgram, 316 IShaderConstantSetCallBack* callback, E_MATERIAL_TYPE baseMaterial, s32 userData); 317 318 //! Adds a new material renderer to the VideoDriver, using GLSL to render geometry. 319 virtual s32 addHighLevelShaderMaterial( 320 const c8* vertexShaderProgram, 321 const c8* vertexShaderEntryPointName, 322 E_VERTEX_SHADER_TYPE vsCompileTarget, 323 const c8* pixelShaderProgram, 324 const c8* pixelShaderEntryPointName, 325 E_PIXEL_SHADER_TYPE psCompileTarget, 326 const c8* geometryShaderProgram, 327 const c8* geometryShaderEntryPointName = "main", 328 E_GEOMETRY_SHADER_TYPE gsCompileTarget = EGST_GS_4_0, 329 scene::E_PRIMITIVE_TYPE inType = scene::EPT_TRIANGLES, 330 scene::E_PRIMITIVE_TYPE outType = scene::EPT_TRIANGLE_STRIP, 331 u32 verticesOut = 0, 332 IShaderConstantSetCallBack* callback = 0, 333 E_MATERIAL_TYPE baseMaterial = video::EMT_SOLID, 334 s32 userData = 0, 335 E_GPU_SHADING_LANGUAGE shadingLang = EGSL_DEFAULT); 336 337 //! Returns a pointer to the IVideoDriver interface. (Implementation for 338 //! IMaterialRendererServices) 339 virtual IVideoDriver* getVideoDriver(); 340 341 //! Returns the maximum amount of primitives (mostly vertices) which 342 //! the device is able to render with one drawIndexedTriangleList 343 //! call. 344 virtual u32 getMaximalPrimitiveCount() const; 345 346 virtual ITexture* addRenderTargetTexture(const core::dimension2d<u32>& size, 347 const io::path& name, const ECOLOR_FORMAT format = ECF_UNKNOWN); 348 349 //! set or reset render target 350 virtual bool setRenderTarget(video::E_RENDER_TARGET target, bool clearTarget, 351 bool clearZBuffer, SColor color); 352 353 //! set or reset render target texture 354 virtual bool setRenderTarget(video::ITexture* texture, bool clearBackBuffer, 355 bool clearZBuffer, SColor color); 356 357 //! Sets multiple render targets 358 virtual bool setRenderTarget(const core::array<video::IRenderTarget>& texture, 359 bool clearBackBuffer=true, bool clearZBuffer=true, SColor color=SColor(0,0,0,0)); 360 361 //! Clears the ZBuffer. 362 virtual void clearZBuffer(); 363 364 //! Returns an image created from the last rendered frame. 365 virtual IImage* createScreenShot(video::ECOLOR_FORMAT format=video::ECF_UNKNOWN, video::E_RENDER_TARGET target=video::ERT_FRAME_BUFFER); 366 367 //! checks if an OpenGL error has happend and prints it 368 //! for performance reasons only available in debug mode 369 bool testGLError(); 370 371 //! Set/unset a clipping plane. 372 //! There are at least 6 clipping planes available for the user to set at will. 373 //! \param index: The plane index. Must be between 0 and MaxUserClipPlanes. 374 //! \param plane: The plane itself. 375 //! \param enable: If true, enable the clipping plane else disable it. 376 virtual bool setClipPlane(u32 index, const core::plane3df& plane, bool enable=false); 377 378 //! Enable/disable a clipping plane. 379 //! There are at least 6 clipping planes available for the user to set at will. 380 //! \param index: The plane index. Must be between 0 and MaxUserClipPlanes. 381 //! \param enable: If true, enable the clipping plane else disable it. 382 virtual void enableClipPlane(u32 index, bool enable); 383 384 //! Enable the 2d override material 385 virtual void enableMaterial2D(bool enable=true); 386 387 //! Returns the graphics card vendor name. getVendorInfo()388 virtual core::stringc getVendorInfo() {return VendorName;} 389 390 //! Returns the maximum texture size supported. 391 virtual core::dimension2du getMaxTextureSize() const; 392 393 ITexture* createDepthTexture(ITexture* texture, bool shared=true); 394 void removeDepthTexture(ITexture* texture); 395 396 //! Removes a texture from the texture cache and deletes it, freeing lot of memory. 397 void removeTexture(ITexture* texture); 398 399 //! Convert E_PRIMITIVE_TYPE to OpenGL equivalent 400 GLenum primitiveTypeToGL(scene::E_PRIMITIVE_TYPE type) const; 401 402 //! Convert E_BLEND_FACTOR to OpenGL equivalent 403 GLenum getGLBlend(E_BLEND_FACTOR factor) const; 404 405 //! Get ZBuffer bits. 406 GLenum getZBufferBits() const; 407 408 //! Get Cg context 409 #ifdef _IRR_COMPILE_WITH_CG_ 410 const CGcontext& getCgContext(); 411 #endif 412 413 private: 414 415 //! clears the zbuffer and color buffer 416 void clearBuffers(bool backBuffer, bool zBuffer, bool stencilBuffer, SColor color); 417 418 bool updateVertexHardwareBuffer(SHWBufferLink_opengl *HWBuffer); 419 bool updateIndexHardwareBuffer(SHWBufferLink_opengl *HWBuffer); 420 421 void uploadClipPlane(u32 index); 422 423 //! inits the parts of the open gl driver used on all platforms 424 bool genericDriverInit(); 425 //! returns a device dependent texture from a software surface (IImage) 426 virtual video::ITexture* createDeviceDependentTexture(IImage* surface, const io::path& name, void* mipmapData); 427 428 //! creates a transposed matrix in supplied GLfloat array to pass to OpenGL 429 inline void getGLMatrix(GLfloat gl_matrix[16], const core::matrix4& m); 430 inline void getGLTextureMatrix(GLfloat gl_matrix[16], const core::matrix4& m); 431 432 //! Set GL pipeline to desired texture wrap modes of the material 433 void setWrapMode(const SMaterial& material); 434 435 //! get native wrap mode value 436 GLint getTextureWrapMode(const u8 clamp); 437 438 //! sets the needed renderstates 439 void setRenderStates3DMode(); 440 441 //! sets the needed renderstates 442 void setRenderStates2DMode(bool alpha, bool texture, bool alphaChannel); 443 444 // returns the current size of the screen or rendertarget 445 virtual const core::dimension2d<u32>& getCurrentRenderTargetSize() const; 446 447 void createMaterialRenderers(); 448 449 //! Assign a hardware light to the specified requested light, if any 450 //! free hardware lights exist. 451 //! \param[in] lightIndex: the index of the requesting light 452 void assignHardwareLight(u32 lightIndex); 453 454 //! helper function for render setup. 455 void getColorBuffer(const void* vertices, u32 vertexCount, E_VERTEX_TYPE vType); 456 457 //! helper function doing the actual rendering. 458 void renderArray(const void* indexList, u32 primitiveCount, 459 scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType); 460 461 core::stringw Name; 462 core::matrix4 Matrices[ETS_COUNT]; 463 core::array<u8> ColorBuffer; 464 465 //! enumeration for rendering modes such as 2d and 3d for minizing the switching of renderStates. 466 enum E_RENDER_MODE 467 { 468 ERM_NONE = 0, // no render state has been set yet. 469 ERM_2D, // 2d drawing rendermode 470 ERM_3D // 3d rendering mode 471 }; 472 473 E_RENDER_MODE CurrentRenderMode; 474 //! bool to make all renderstates reset if set to true. 475 bool ResetRenderStates; 476 bool Transformation3DChanged; 477 u8 AntiAlias; 478 479 SMaterial Material, LastMaterial; 480 COpenGLTexture* RenderTargetTexture; 481 core::array<video::IRenderTarget> MRTargets; 482 class STextureStageCache 483 { 484 const ITexture* CurrentTexture[MATERIAL_MAX_TEXTURES]; 485 public: STextureStageCache()486 STextureStageCache() 487 { 488 for (u32 i=0; i<MATERIAL_MAX_TEXTURES; ++i) 489 { 490 CurrentTexture[i] = 0; 491 } 492 } 493 ~STextureStageCache()494 ~STextureStageCache() 495 { 496 clear(); 497 } 498 set(u32 stage,const ITexture * tex)499 void set(u32 stage, const ITexture* tex) 500 { 501 if (stage<MATERIAL_MAX_TEXTURES) 502 { 503 const ITexture* oldTexture=CurrentTexture[stage]; 504 if (tex) 505 tex->grab(); 506 CurrentTexture[stage]=tex; 507 if (oldTexture) 508 oldTexture->drop(); 509 } 510 } 511 512 const ITexture* operator[](int stage) const 513 { 514 if ((u32)stage<MATERIAL_MAX_TEXTURES) 515 return CurrentTexture[stage]; 516 else 517 return 0; 518 } 519 remove(const ITexture * tex)520 void remove(const ITexture* tex) 521 { 522 for (s32 i = MATERIAL_MAX_TEXTURES-1; i>= 0; --i) 523 { 524 if (CurrentTexture[i] == tex) 525 { 526 tex->drop(); 527 CurrentTexture[i] = 0; 528 } 529 } 530 } 531 clear()532 void clear() 533 { 534 // Drop all the CurrentTexture handles 535 for (u32 i=0; i<MATERIAL_MAX_TEXTURES; ++i) 536 { 537 if (CurrentTexture[i]) 538 { 539 CurrentTexture[i]->drop(); 540 CurrentTexture[i] = 0; 541 } 542 } 543 } 544 }; 545 STextureStageCache CurrentTexture; 546 core::array<ITexture*> DepthTextures; 547 struct SUserClipPlane 548 { SUserClipPlaneSUserClipPlane549 SUserClipPlane() : Enabled(false) {} 550 core::plane3df Plane; 551 bool Enabled; 552 }; 553 core::array<SUserClipPlane> UserClipPlanes; 554 555 core::dimension2d<u32> CurrentRendertargetSize; 556 557 core::stringc VendorName; 558 559 core::matrix4 TextureFlipMatrix; 560 561 //! Color buffer format 562 ECOLOR_FORMAT ColorFormat; 563 564 //! Render target type for render operations 565 E_RENDER_TARGET CurrentTarget; 566 567 SIrrlichtCreationParameters Params; 568 569 //! All the lights that have been requested; a hardware limited 570 //! number of them will be used at once. 571 struct RequestedLight 572 { RequestedLightRequestedLight573 RequestedLight(SLight const & lightData) 574 : LightData(lightData), HardwareLightIndex(-1), DesireToBeOn(true) { } 575 576 SLight LightData; 577 s32 HardwareLightIndex; // GL_LIGHT0 - GL_LIGHT7 578 bool DesireToBeOn; 579 }; 580 core::array<RequestedLight> RequestedLights; 581 582 #ifdef _IRR_WINDOWS_API_ 583 HDC HDc; // Private GDI Device Context 584 HWND Window; 585 #ifdef _IRR_COMPILE_WITH_WINDOWS_DEVICE_ 586 CIrrDeviceWin32 *Win32Device; 587 #endif 588 #endif 589 #ifdef _IRR_COMPILE_WITH_X11_DEVICE_ 590 GLXDrawable Drawable; 591 Display* X11Display; 592 CIrrDeviceLinux *X11Device; 593 #endif 594 #ifdef _IRR_COMPILE_WITH_OSX_DEVICE_ 595 CIrrDeviceMacOSX *OSXDevice; 596 #endif 597 #ifdef _IRR_COMPILE_WITH_SDL_DEVICE_ 598 CIrrDeviceSDL *SDLDevice; 599 #endif 600 #ifdef _IRR_COMPILE_WITH_CG_ 601 CGcontext CgContext; 602 #endif 603 604 E_DEVICE_TYPE DeviceType; 605 }; 606 607 } // end namespace video 608 } // end namespace irr 609 610 611 #endif // _IRR_COMPILE_WITH_OPENGL_ 612 #endif 613 614