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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 #include "SkTypes.h" | 7 #include "SkTypes.h" |
8 | 8 |
9 #if defined(SK_BUILD_FOR_WIN) | 9 #if defined(SK_BUILD_FOR_WIN) |
10 | 10 |
11 #include <GL/gl.h> | 11 #include <GL/gl.h> |
12 #include <WindowsX.h> | 12 #include <WindowsX.h> |
13 #include "win/SkWGL.h" | 13 #include "win/SkWGL.h" |
14 #include "SkWindow.h" | 14 #include "SkWindow.h" |
15 #include "SkCanvas.h" | 15 #include "SkCanvas.h" |
16 #include "SkOSMenu.h" | 16 #include "SkOSMenu.h" |
17 #include "SkTime.h" | 17 #include "SkTime.h" |
18 #include "SkUtils.h" | 18 #include "SkUtils.h" |
19 | 19 |
20 #include "SkGraphics.h" | 20 #include "SkGraphics.h" |
21 | 21 |
22 #if SK_ANGLE | 22 #if SK_ANGLE |
23 #include "gl/angle/SkANGLEGLContext.h" | 23 #include "gl/GrGLAssembleInterface.h" |
24 #include "gl/GrGLInterface.h" | 24 #include "gl/GrGLInterface.h" |
25 #include "GLES2/gl2.h" | 25 #include "GLES2/gl2.h" |
26 | 26 #include <EGL/egl.h> |
27 #define ANGLE_GL_CALL(IFACE, X) \ | 27 #include <EGL/eglext.h> |
28 do { \ | |
29 (IFACE)->fFunctions.f##X; \ | |
30 } while (false) | |
31 | |
32 #endif // SK_ANGLE | 28 #endif // SK_ANGLE |
33 | 29 |
34 #if SK_COMMAND_BUFFER | 30 #if SK_COMMAND_BUFFER |
35 #include "gl/command_buffer/SkCommandBufferGLContext.h" | 31 #include "gl/command_buffer/SkCommandBufferGLContext.h" |
| 32 #endif // SK_COMMAND_BUFFER |
36 | 33 |
37 #define COMMAND_BUFFER_GL_CALL(IFACE, X) \ | 34 #define GL_CALL(IFACE, X) \ |
38 do { \ | 35 SkASSERT(IFACE); \ |
39 (IFACE)->fFunctions.f##X; \ | 36 do { \ |
| 37 (IFACE)->fFunctions.f##X; \ |
40 } while (false) | 38 } while (false) |
41 | 39 |
42 #endif // SK_COMMAND_BUFFER | |
43 | |
44 #define WM_EVENT_CALLBACK (WM_USER+0) | 40 #define WM_EVENT_CALLBACK (WM_USER+0) |
45 | 41 |
46 void post_skwinevent(HWND hwnd) | 42 void post_skwinevent(HWND hwnd) |
47 { | 43 { |
48 PostMessage(hwnd, WM_EVENT_CALLBACK, 0, 0); | 44 PostMessage(hwnd, WM_EVENT_CALLBACK, 0, 0); |
49 } | 45 } |
50 | 46 |
51 SkTHashMap<void*, SkOSWindow*> SkOSWindow::gHwndToOSWindowMap; | 47 SkTHashMap<void*, SkOSWindow*> SkOSWindow::gHwndToOSWindowMap; |
52 | 48 |
53 SkOSWindow::SkOSWindow(const void* winInit) { | 49 SkOSWindow::SkOSWindow(const void* winInit) { |
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388 } | 384 } |
389 | 385 |
390 void SkOSWindow::presentGL() { | 386 void SkOSWindow::presentGL() { |
391 HDC dc = GetDC((HWND)fHWND); | 387 HDC dc = GetDC((HWND)fHWND); |
392 SwapBuffers(dc); | 388 SwapBuffers(dc); |
393 ReleaseDC((HWND)fHWND, dc); | 389 ReleaseDC((HWND)fHWND, dc); |
394 } | 390 } |
395 | 391 |
396 #if SK_ANGLE | 392 #if SK_ANGLE |
397 | 393 |
| 394 static void* get_angle_egl_display(void* nativeDisplay) { |
| 395 PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXT; |
| 396 eglGetPlatformDisplayEXT = |
| 397 (PFNEGLGETPLATFORMDISPLAYEXTPROC)eglGetProcAddress("eglGetPlatformDispla
yEXT"); |
| 398 |
| 399 // We expect ANGLE to support this extension |
| 400 if (!eglGetPlatformDisplayEXT) { |
| 401 return EGL_NO_DISPLAY; |
| 402 } |
| 403 |
| 404 EGLDisplay display = EGL_NO_DISPLAY; |
| 405 // Try for an ANGLE D3D11 context, fall back to D3D9, and finally GL. |
| 406 EGLint attribs[3][3] = { |
| 407 { |
| 408 EGL_PLATFORM_ANGLE_TYPE_ANGLE, |
| 409 EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE, |
| 410 EGL_NONE |
| 411 }, |
| 412 { |
| 413 EGL_PLATFORM_ANGLE_TYPE_ANGLE, |
| 414 EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE, |
| 415 EGL_NONE |
| 416 }, |
| 417 }; |
| 418 for (int i = 0; i < 3 && display == EGL_NO_DISPLAY; ++i) { |
| 419 display = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE,nativeDispla
y, attribs[i]); |
| 420 } |
| 421 return display; |
| 422 } |
| 423 |
| 424 struct ANGLEAssembleContext { |
| 425 ANGLEAssembleContext() { |
| 426 fEGL = GetModuleHandle("libEGL.dll"); |
| 427 fGL = GetModuleHandle("libEGLESv2.dll"); |
| 428 } |
| 429 |
| 430 bool isValid() const { return SkToBool(fEGL) && SkToBool(fGL); } |
| 431 |
| 432 HMODULE fEGL; |
| 433 HMODULE fGL; |
| 434 }; |
| 435 |
| 436 static GrGLFuncPtr angle_get_gl_proc(void* ctx, const char name[]) { |
| 437 const ANGLEAssembleContext& context = *reinterpret_cast<const ANGLEAssembleC
ontext*>(ctx); |
| 438 GrGLFuncPtr proc = (GrGLFuncPtr) GetProcAddress(context.fGL, name); |
| 439 if (proc) { |
| 440 return proc; |
| 441 } |
| 442 proc = (GrGLFuncPtr) GetProcAddress(context.fEGL, name); |
| 443 if (proc) { |
| 444 return proc; |
| 445 } |
| 446 return eglGetProcAddress(name); |
| 447 } |
| 448 |
| 449 static const GrGLInterface* get_angle_gl_interface() { |
| 450 ANGLEAssembleContext context; |
| 451 if (!context.isValid()) { |
| 452 return nullptr; |
| 453 } |
| 454 return GrGLAssembleGLESInterface(&context, angle_get_gl_proc); |
| 455 } |
| 456 |
398 bool create_ANGLE(EGLNativeWindowType hWnd, | 457 bool create_ANGLE(EGLNativeWindowType hWnd, |
399 int msaaSampleCount, | 458 int msaaSampleCount, |
400 EGLDisplay* eglDisplay, | 459 EGLDisplay* eglDisplay, |
401 EGLContext* eglContext, | 460 EGLContext* eglContext, |
402 EGLSurface* eglSurface, | 461 EGLSurface* eglSurface, |
403 EGLConfig* eglConfig) { | 462 EGLConfig* eglConfig) { |
404 static const EGLint contextAttribs[] = { | 463 static const EGLint contextAttribs[] = { |
405 EGL_CONTEXT_CLIENT_VERSION, 2, | 464 EGL_CONTEXT_CLIENT_VERSION, 2, |
406 EGL_NONE, EGL_NONE | 465 EGL_NONE, EGL_NONE |
407 }; | 466 }; |
408 static const EGLint configAttribList[] = { | 467 static const EGLint configAttribList[] = { |
409 EGL_RED_SIZE, 8, | 468 EGL_RED_SIZE, 8, |
410 EGL_GREEN_SIZE, 8, | 469 EGL_GREEN_SIZE, 8, |
411 EGL_BLUE_SIZE, 8, | 470 EGL_BLUE_SIZE, 8, |
412 EGL_ALPHA_SIZE, 8, | 471 EGL_ALPHA_SIZE, 8, |
413 EGL_DEPTH_SIZE, 8, | 472 EGL_DEPTH_SIZE, 8, |
414 EGL_STENCIL_SIZE, 8, | 473 EGL_STENCIL_SIZE, 8, |
415 EGL_NONE | 474 EGL_NONE |
416 }; | 475 }; |
417 static const EGLint surfaceAttribList[] = { | 476 static const EGLint surfaceAttribList[] = { |
418 EGL_NONE, EGL_NONE | 477 EGL_NONE, EGL_NONE |
419 }; | 478 }; |
420 | 479 |
421 EGLDisplay display = SkANGLEGLContext::GetD3DEGLDisplay(GetDC(hWnd), false); | 480 EGLDisplay display = get_angle_egl_display(GetDC(hWnd)); |
422 | 481 |
423 if (EGL_NO_DISPLAY == display) { | 482 if (EGL_NO_DISPLAY == display) { |
424 SkDebugf("Could not create ANGLE egl display!\n"); | 483 SkDebugf("Could not create ANGLE egl display!\n"); |
425 return false; | 484 return false; |
426 } | 485 } |
427 | 486 |
428 // Initialize EGL | 487 // Initialize EGL |
429 EGLint majorVersion, minorVersion; | 488 EGLint majorVersion, minorVersion; |
430 if (!eglInitialize(display, &majorVersion, &minorVersion)) { | 489 if (!eglInitialize(display, &majorVersion, &minorVersion)) { |
431 return false; | 490 return false; |
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493 if (EGL_NO_DISPLAY == fDisplay) { | 552 if (EGL_NO_DISPLAY == fDisplay) { |
494 bool bResult = create_ANGLE((HWND)fHWND, | 553 bool bResult = create_ANGLE((HWND)fHWND, |
495 msaaSampleCount, | 554 msaaSampleCount, |
496 &fDisplay, | 555 &fDisplay, |
497 &fContext, | 556 &fContext, |
498 &fSurface, | 557 &fSurface, |
499 &fConfig); | 558 &fConfig); |
500 if (false == bResult) { | 559 if (false == bResult) { |
501 return false; | 560 return false; |
502 } | 561 } |
503 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateANGLEInterface()); | 562 fANGLEInterface.reset(get_angle_gl_interface()); |
504 | 563 if (!fANGLEInterface) { |
505 if (intf) { | 564 this->detachANGLE(); |
506 ANGLE_GL_CALL(intf, ClearStencil(0)); | 565 return false; |
507 ANGLE_GL_CALL(intf, ClearColor(0, 0, 0, 0)); | |
508 ANGLE_GL_CALL(intf, StencilMask(0xffffffff)); | |
509 ANGLE_GL_CALL(intf, Clear(GL_STENCIL_BUFFER_BIT |GL_COLOR_BUFFER_BIT
)); | |
510 } | 566 } |
511 } | 567 GL_CALL(fANGLEInterface, ClearStencil(0)); |
512 if (eglMakeCurrent(fDisplay, fSurface, fSurface, fContext)) { | 568 GL_CALL(fANGLEInterface, ClearColor(0, 0, 0, 0)); |
| 569 GL_CALL(fANGLEInterface, StencilMask(0xffffffff)); |
| 570 GL_CALL(fANGLEInterface, Clear(GL_STENCIL_BUFFER_BIT |GL_COLOR_BUFFER_BI
T)); |
| 571 if (!eglMakeCurrent(fDisplay, fSurface, fSurface, fContext)) { |
| 572 this->detachANGLE(); |
| 573 return false; |
| 574 } |
513 eglGetConfigAttrib(fDisplay, fConfig, EGL_STENCIL_SIZE, &info->fStencilB
its); | 575 eglGetConfigAttrib(fDisplay, fConfig, EGL_STENCIL_SIZE, &info->fStencilB
its); |
514 eglGetConfigAttrib(fDisplay, fConfig, EGL_SAMPLES, &info->fSampleCount); | 576 eglGetConfigAttrib(fDisplay, fConfig, EGL_SAMPLES, &info->fSampleCount); |
515 | 577 |
516 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateANGLEInterface()); | 578 GL_CALL(fANGLEInterface, Viewport(0, 0, SkScalarRoundToInt(this->width()
), |
517 | 579 SkScalarRoundToInt(this->height(
)))); |
518 if (intf ) { | |
519 ANGLE_GL_CALL(intf, Viewport(0, 0, | |
520 SkScalarRoundToInt(this->width()), | |
521 SkScalarRoundToInt(this->height()))); | |
522 } | |
523 return true; | 580 return true; |
524 } | 581 } |
525 return false; | 582 return false; |
526 } | 583 } |
527 | 584 |
528 void SkOSWindow::detachANGLE() { | 585 void SkOSWindow::detachANGLE() { |
| 586 fANGLEInterface.reset(nullptr); |
529 eglMakeCurrent(fDisplay, EGL_NO_SURFACE , EGL_NO_SURFACE , EGL_NO_CONTEXT); | 587 eglMakeCurrent(fDisplay, EGL_NO_SURFACE , EGL_NO_SURFACE , EGL_NO_CONTEXT); |
530 | 588 |
531 eglDestroyContext(fDisplay, fContext); | 589 eglDestroyContext(fDisplay, fContext); |
532 fContext = EGL_NO_CONTEXT; | 590 fContext = EGL_NO_CONTEXT; |
533 | 591 |
534 eglDestroySurface(fDisplay, fSurface); | 592 eglDestroySurface(fDisplay, fSurface); |
535 fSurface = EGL_NO_SURFACE; | 593 fSurface = EGL_NO_SURFACE; |
536 | 594 |
537 eglTerminate(fDisplay); | 595 eglTerminate(fDisplay); |
538 fDisplay = EGL_NO_DISPLAY; | 596 fDisplay = EGL_NO_DISPLAY; |
539 } | 597 } |
540 | 598 |
541 void SkOSWindow::presentANGLE() { | 599 void SkOSWindow::presentANGLE() { |
542 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateANGLEInterface()); | 600 GL_CALL(fANGLEInterface, Flush()); |
543 | |
544 if (intf) { | |
545 ANGLE_GL_CALL(intf, Flush()); | |
546 } | |
547 | 601 |
548 eglSwapBuffers(fDisplay, fSurface); | 602 eglSwapBuffers(fDisplay, fSurface); |
549 } | 603 } |
550 #endif // SK_ANGLE | 604 #endif // SK_ANGLE |
551 | 605 |
552 #if SK_COMMAND_BUFFER | 606 #if SK_COMMAND_BUFFER |
553 | 607 |
554 bool SkOSWindow::attachCommandBuffer(int msaaSampleCount, AttachmentInfo* info)
{ | 608 bool SkOSWindow::attachCommandBuffer(int msaaSampleCount, AttachmentInfo* info)
{ |
555 if (!fCommandBuffer) { | 609 if (!fCommandBuffer) { |
556 fCommandBuffer = SkCommandBufferGLContext::Create((HWND)fHWND, msaaSampl
eCount); | 610 fCommandBuffer = SkCommandBufferGLContext::Create((HWND)fHWND, msaaSampl
eCount); |
557 if (!fCommandBuffer) | 611 if (!fCommandBuffer) |
558 return false; | 612 return false; |
559 | 613 |
560 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateCommandBufferInterface(
)); | 614 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateCommandBufferInterface(
)); |
561 if (intf) { | 615 if (intf) { |
562 COMMAND_BUFFER_GL_CALL(intf, ClearStencil(0)); | 616 GL_CALL(intf, ClearStencil(0)); |
563 COMMAND_BUFFER_GL_CALL(intf, ClearColor(0, 0, 0, 0)); | 617 GL_CALL(intf, ClearColor(0, 0, 0, 0)); |
564 COMMAND_BUFFER_GL_CALL(intf, StencilMask(0xffffffff)); | 618 GL_CALL(intf, StencilMask(0xffffffff)); |
565 COMMAND_BUFFER_GL_CALL(intf, Clear(GL_STENCIL_BUFFER_BIT |GL_COLOR_B
UFFER_BIT)); | 619 GL_CALL(intf, Clear(GL_STENCIL_BUFFER_BIT |GL_COLOR_BUFFER_BIT)); |
566 } | 620 } |
567 } | 621 } |
568 | 622 |
569 if (fCommandBuffer->makeCurrent()) { | 623 if (fCommandBuffer->makeCurrent()) { |
570 info->fStencilBits = fCommandBuffer->getStencilBits(); | 624 info->fStencilBits = fCommandBuffer->getStencilBits(); |
571 info->fSampleCount = fCommandBuffer->getSampleCount(); | 625 info->fSampleCount = fCommandBuffer->getSampleCount(); |
572 | 626 |
573 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateCommandBufferInterface(
)); | 627 SkAutoTUnref<const GrGLInterface> intf(GrGLCreateCommandBufferInterface(
)); |
574 | 628 |
575 if (intf ) { | 629 if (intf ) { |
576 COMMAND_BUFFER_GL_CALL(intf, Viewport(0, 0, | 630 GL_CALL(intf, Viewport(0, 0, SkScalarRoundToInt(this->width()), |
577 SkScalarRoundToInt(this->width()), | |
578 SkScalarRoundToInt(this->height()))); | 631 SkScalarRoundToInt(this->height()))); |
579 } | 632 } |
580 return true; | 633 return true; |
581 } | 634 } |
582 return false; | 635 return false; |
583 } | 636 } |
584 | 637 |
585 void SkOSWindow::detachCommandBuffer() { | 638 void SkOSWindow::detachCommandBuffer() { |
586 delete fCommandBuffer; | 639 delete fCommandBuffer; |
587 fCommandBuffer = nullptr; | 640 fCommandBuffer = nullptr; |
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770 } | 823 } |
771 | 824 |
772 void SkOSWindow::closeWindow() { | 825 void SkOSWindow::closeWindow() { |
773 DestroyWindow((HWND)fHWND); | 826 DestroyWindow((HWND)fHWND); |
774 if (fFullscreen) { | 827 if (fFullscreen) { |
775 DestroyWindow((HWND)fSavedWindowState.fHWND); | 828 DestroyWindow((HWND)fSavedWindowState.fHWND); |
776 } | 829 } |
777 gHwndToOSWindowMap.remove(fHWND); | 830 gHwndToOSWindowMap.remove(fHWND); |
778 } | 831 } |
779 #endif | 832 #endif |
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