/* * Copyright 2014 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "gm.h" #include "Resources.h" #include "SkCanvas.h" #include "SkData.h" #include "SkImageGenerator.h" #include "SkImageDecoder.h" #include "SkOSFile.h" #include "SkTextureCompressor.h" static const char *kASTCFilenames[] = { "mandrill_128x128_4x4.astc", // kASTC_4x4_Format "mandrill_130x128_5x4.astc", // kASTC_5x4_Format "mandrill_130x130_5x5.astc", // kASTC_5x5_Format "mandrill_132x130_6x5.astc", // kASTC_6x5_Format "mandrill_132x132_6x6.astc", // kASTC_6x6_Format "mandrill_128x130_8x5.astc", // kASTC_8x5_Format "mandrill_128x132_8x6.astc", // kASTC_8x6_Format "mandrill_128x128_8x8.astc", // kASTC_8x8_Format "mandrill_130x130_10x5.astc", // kASTC_10x5_Format "mandrill_130x132_10x6.astc", // kASTC_10x6_Format "mandrill_130x128_10x8.astc", // kASTC_10x8_Format "mandrill_130x130_10x10.astc", // kASTC_10x10_Format "mandrill_132x130_12x10.astc", // kASTC_12x10_Format "mandrill_132x132_12x12.astc", // kASTC_12x12_Format }; static const int kNumASTCFilenames = SK_ARRAY_COUNT(kASTCFilenames); static inline const char *get_astc_filename(int idx) { if (idx < 0 || kNumASTCFilenames <= idx) { return ""; } return kASTCFilenames[idx]; } namespace skiagm { /** * Test decoding an image from an ASTC file and then from compressed ASTC data. */ class ASTCBitmapGM : public GM { public: ASTCBitmapGM() { } virtual ~ASTCBitmapGM() { } protected: virtual SkString onShortName() SK_OVERRIDE { return SkString("astcbitmap"); } virtual SkISize onISize() SK_OVERRIDE { return SkISize::Make(kGMDimension, kGMDimension); } virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { for (int j = 0; j < 4; ++j) { for (int i = 0; i < 4; ++i) { SkString filename = GetResourcePath(get_astc_filename(j*4+i)); if (filename == GetResourcePath("")) { continue; } SkAutoTUnref fileData(SkData::NewFromFileName(filename.c_str())); if (NULL == fileData) { SkDebugf("Could not open the file. Did you forget to set the resourcePath?\n"); return; } SkBitmap bm; if (!SkInstallDiscardablePixelRef(fileData, &bm)) { SkDebugf("Could not install discardable pixel ref.\n"); return; } const SkScalar bmX = static_cast(i*kBitmapDimension); const SkScalar bmY = static_cast(j*kBitmapDimension); canvas->drawBitmap(bm, bmX, bmY); } } } private: static const int kGMDimension = 600; static const int kBitmapDimension = kGMDimension/4; typedef GM INHERITED; }; } // namespace skiagm ////////////////////////////////////////////////////////////////////////////// DEF_GM( return SkNEW(skiagm::ASTCBitmapGM); )