keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 1 | #include "PictureRenderer.h" |
| 2 | #include "SamplePipeControllers.h" |
| 3 | #include "SkCanvas.h" |
| 4 | #include "SkDevice.h" |
| 5 | #include "SkGPipe.h" |
| 6 | #include "SkPicture.h" |
| 7 | #include "SkTDArray.h" |
| 8 | #include "SkTypes.h" |
| 9 | #include "picture_utils.h" |
| 10 | |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame^] | 11 | #if SK_SUPPORT_GPU |
| 12 | #include "gl/GrGLInterface.h" |
| 13 | #include "GrContext.h" |
| 14 | #include "SkGpuDevice.h" |
| 15 | #include "GrContextFactory.h" |
| 16 | #endif |
| 17 | |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 18 | namespace sk_tools { |
| 19 | |
| 20 | enum { |
| 21 | kDefaultTileWidth = 256, |
| 22 | kDefaultTileHeight = 256 |
| 23 | }; |
| 24 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 25 | void PictureRenderer::init(SkPicture* pict) { |
| 26 | SkASSERT(fPicture == NULL); |
| 27 | SkASSERT(fCanvas.get() == NULL); |
| 28 | if (fPicture != NULL || fCanvas.get() != NULL) { |
| 29 | return; |
| 30 | } |
| 31 | |
| 32 | SkASSERT(pict != NULL); |
| 33 | if (pict == NULL) { |
| 34 | return; |
| 35 | } |
| 36 | |
| 37 | fPicture = pict; |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame^] | 38 | switch(fDeviceType) { |
| 39 | case kBitmap_DeviceType: { |
| 40 | SkBitmap bitmap; |
| 41 | sk_tools::setup_bitmap(&bitmap, fPicture->width(), fPicture->height()); |
| 42 | fCanvas.reset(SkNEW_ARGS(SkCanvas, (bitmap))); |
| 43 | break; |
| 44 | } |
| 45 | #if SK_SUPPORT_GPU |
| 46 | case kGPU_DeviceType: { |
| 47 | // const GrGLInterface* interface = GrGLCreateNativeInterface(); |
| 48 | // GrContext* context = GrContext::Create(kOpenGL_Shaders_GrEngine, |
| 49 | // (GrPlatform3DContext) interface); |
| 50 | fGLContext = new SkNativeGLContext(); |
| 51 | SkASSERT(fGLContext->init(pict->width(), pict->height())); |
| 52 | GrContextFactory factory; |
| 53 | GrContext* context = factory.get(GrContextFactory::kNative_GLContextType); |
| 54 | SkAutoTUnref<SkGpuDevice> device(SkNEW_ARGS(SkGpuDevice, |
| 55 | (context, SkBitmap::kARGB_8888_Config, |
| 56 | pict->width(), pict->height()))); |
| 57 | fCanvas.reset(SkNEW_ARGS(SkCanvas, (device.get()))); |
| 58 | break; |
| 59 | } |
| 60 | #endif |
| 61 | default: |
| 62 | SkASSERT(0); |
| 63 | } |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | void PictureRenderer::end() { |
| 67 | fPicture = NULL; |
| 68 | fCanvas.reset(NULL); |
| 69 | } |
| 70 | |
| 71 | void PipePictureRenderer::render() { |
| 72 | SkASSERT(fCanvas.get() != NULL); |
| 73 | SkASSERT(fPicture != NULL); |
| 74 | if (fCanvas.get() == NULL || fPicture == NULL) { |
| 75 | return; |
| 76 | } |
| 77 | |
| 78 | PipeController pipeController(fCanvas.get()); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 79 | SkGPipeWriter writer; |
| 80 | SkCanvas* pipeCanvas = writer.startRecording(&pipeController); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 81 | pipeCanvas->drawPicture(*fPicture); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 82 | writer.endRecording(); |
| 83 | } |
| 84 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 85 | void SimplePictureRenderer::render() { |
| 86 | SkASSERT(fCanvas.get() != NULL); |
| 87 | SkASSERT(fPicture != NULL); |
| 88 | if (fCanvas.get() == NULL || fPicture == NULL) { |
| 89 | return; |
| 90 | } |
| 91 | |
| 92 | fCanvas->drawPicture(*fPicture); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 93 | } |
| 94 | |
| 95 | TiledPictureRenderer::TiledPictureRenderer() |
| 96 | : fTileWidth(kDefaultTileWidth) |
| 97 | , fTileHeight(kDefaultTileHeight) {} |
| 98 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 99 | void TiledPictureRenderer::init(SkPicture* pict) { |
| 100 | SkASSERT(pict != NULL); |
| 101 | SkASSERT(fTiles.count() == 0); |
| 102 | if (pict == NULL || fTiles.count() != 0) { |
| 103 | return; |
| 104 | } |
| 105 | |
| 106 | this->INHERITED::init(pict); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 107 | |
| 108 | if (fTileWidthPercentage > 0) { |
robertphillips@google.com | 5d8d186 | 2012-08-15 14:36:41 +0000 | [diff] [blame] | 109 | fTileWidth = sk_float_ceil2int(float(fTileWidthPercentage * fPicture->width() / 100)); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 110 | } |
| 111 | if (fTileHeightPercentage > 0) { |
robertphillips@google.com | 5d8d186 | 2012-08-15 14:36:41 +0000 | [diff] [blame] | 112 | fTileHeight = sk_float_ceil2int(float(fTileHeightPercentage * fPicture->height() / 100)); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 113 | } |
| 114 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 115 | this->setupTiles(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 116 | } |
| 117 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 118 | void TiledPictureRenderer::render() { |
| 119 | SkASSERT(fCanvas.get() != NULL); |
| 120 | SkASSERT(fPicture != NULL); |
| 121 | if (fCanvas.get() == NULL || fPicture == NULL) { |
| 122 | return; |
| 123 | } |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 124 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 125 | this->drawTiles(); |
| 126 | this->copyTilesToCanvas(); |
| 127 | } |
| 128 | |
| 129 | void TiledPictureRenderer::end() { |
| 130 | this->deleteTiles(); |
| 131 | this->INHERITED::end(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 132 | } |
| 133 | |
| 134 | TiledPictureRenderer::~TiledPictureRenderer() { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 135 | this->deleteTiles(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 136 | } |
| 137 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 138 | void TiledPictureRenderer::clipTile(const TileInfo& tile) { |
| 139 | SkRect clip = SkRect::MakeWH(SkIntToScalar(fPicture->width()), |
| 140 | SkIntToScalar(fPicture->height())); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 141 | tile.fCanvas->clipRect(clip); |
| 142 | } |
| 143 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 144 | void TiledPictureRenderer::addTile(int tile_x_start, int tile_y_start) { |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 145 | TileInfo* tile = fTiles.push(); |
| 146 | |
| 147 | tile->fBitmap = SkNEW(SkBitmap); |
| 148 | sk_tools::setup_bitmap(tile->fBitmap, fTileWidth, fTileHeight); |
| 149 | |
| 150 | tile->fCanvas = SkNEW_ARGS(SkCanvas, (*(tile->fBitmap))); |
| 151 | tile->fCanvas->translate(SkIntToScalar(-tile_x_start), SkIntToScalar(-tile_y_start)); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 152 | this->clipTile(*tile); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 153 | } |
| 154 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 155 | void TiledPictureRenderer::setupTiles() { |
| 156 | for (int tile_y_start = 0; tile_y_start < fPicture->height(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 157 | tile_y_start += fTileHeight) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 158 | for (int tile_x_start = 0; tile_x_start < fPicture->width(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 159 | tile_x_start += fTileWidth) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 160 | this->addTile(tile_x_start, tile_y_start); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 161 | } |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | void TiledPictureRenderer::deleteTiles() { |
| 166 | for (int i = 0; i < fTiles.count(); ++i) { |
| 167 | SkDELETE(fTiles[i].fCanvas); |
| 168 | SkDELETE(fTiles[i].fBitmap); |
| 169 | } |
| 170 | |
| 171 | fTiles.reset(); |
| 172 | } |
| 173 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 174 | void TiledPictureRenderer::drawTiles() { |
keyar@chromium.org | 163b567 | 2012-08-01 17:53:29 +0000 | [diff] [blame] | 175 | for (int i = 0; i < fTiles.count(); ++i) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 176 | fTiles[i].fCanvas->drawPicture(*(fPicture)); |
keyar@chromium.org | 163b567 | 2012-08-01 17:53:29 +0000 | [diff] [blame] | 177 | } |
| 178 | } |
| 179 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 180 | void TiledPictureRenderer::copyTilesToCanvas() { |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 181 | int tile_index = 0; |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 182 | for (int tile_y_start = 0; tile_y_start < fPicture->height(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 183 | tile_y_start += fTileHeight) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 184 | for (int tile_x_start = 0; tile_x_start < fPicture->width(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 185 | tile_x_start += fTileWidth) { |
| 186 | SkASSERT(tile_index < fTiles.count()); |
| 187 | SkBitmap source = fTiles[tile_index].fCanvas->getDevice()->accessBitmap(false); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 188 | fCanvas->drawBitmap(source, |
| 189 | SkIntToScalar(tile_x_start), |
| 190 | SkIntToScalar(tile_y_start)); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 191 | ++tile_index; |
| 192 | } |
| 193 | } |
| 194 | } |
| 195 | |
| 196 | } |