PixelRefTest.cpp revision 0daa1adb03b4b1fc11d854cb7754416ac05a31e8
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "Test.h" 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "TestClassDef.h" 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "SkPixelRef.h" 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "SkMallocPixelRef.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static void test_info(skiatest::Reporter* reporter) { 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static const struct { 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkBitmap::Config fConfig; 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkAlphaType fAlphaType; 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkColorType fExpectedColorType; 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool fExpectedSuccess; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } gRec[] = { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kNo_Config, kPremul_SkAlphaType, kPMColor_SkColorType, false }, 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kARGB_8888_Config, kPremul_SkAlphaType, kPMColor_SkColorType, true }, 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kARGB_8888_Config, kOpaque_SkAlphaType, kPMColor_SkColorType, true }, 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kRGB_565_Config, kOpaque_SkAlphaType, kRGB_565_SkColorType, true }, 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kARGB_4444_Config, kPremul_SkAlphaType, kARGB_4444_SkColorType, true }, 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kARGB_4444_Config, kOpaque_SkAlphaType, kARGB_4444_SkColorType, true }, 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kA8_Config, kPremul_SkAlphaType, kAlpha_8_SkColorType, true }, 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kA8_Config, kOpaque_SkAlphaType, kAlpha_8_SkColorType, true }, 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kIndex8_Config, kPremul_SkAlphaType, kIndex_8_SkColorType, true }, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { SkBitmap::kIndex8_Config, kOpaque_SkAlphaType, kIndex_8_SkColorType, true }, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkBitmap bitmap; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkImageInfo info; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); ++i) { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool success = bitmap.setConfig(gRec[i].fConfig, 10, 10, 0, gRec[i].fAlphaType); 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(reporter, success); 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) success = bitmap.asImageInfo(&info); 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(reporter, success == gRec[i].fExpectedSuccess); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (gRec[i].fExpectedSuccess) { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(reporter, info.fAlphaType == gRec[i].fAlphaType); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(reporter, info.fColorType == gRec[i].fExpectedColorType); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class TestListener : public SkPixelRef::GenIDChangeListener { 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)public: 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit TestListener(int* ptr) : fPtr(ptr) {} 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void onChange() SK_OVERRIDE { (*fPtr)++; } 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)private: 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int* fPtr; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)DEF_TEST(PixelRef_GenIDChange, r) { 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SkMallocPixelRef pixelRef(NULL, 0, NULL); // We don't really care about the pixels here. 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Register a listener. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int count = 0; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count))); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 == count); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // No one has looked at our pixelRef's generation ID, so invalidating it doesn't make sense. 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (An SkPixelRef tree falls in the forest but there's nobody around to hear it. Do we care?) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.notifyPixelsChanged(); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 == count); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Force the generation ID to be calculated. 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID()); 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Our listener was dropped in the first call to notifyPixelsChanged(). This is a no-op. 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.notifyPixelsChanged(); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 == count); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Force the generation ID to be recalculated, then add a listener. 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID()); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count))); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.notifyPixelsChanged(); 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 1 == count); 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Quick check that NULL is safe. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID()); 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.addGenIDChangeListener(NULL); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixelRef.notifyPixelsChanged(); 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) test_info(r); 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)