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 |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame] | 12 | #include "SkGpuDevice.h" |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame] | 13 | #endif |
| 14 | |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 15 | namespace sk_tools { |
| 16 | |
| 17 | enum { |
| 18 | kDefaultTileWidth = 256, |
| 19 | kDefaultTileHeight = 256 |
| 20 | }; |
| 21 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 22 | void PictureRenderer::init(SkPicture* pict) { |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 23 | SkASSERT(NULL == fPicture); |
| 24 | SkASSERT(NULL == fCanvas.get()); |
| 25 | if (fPicture != NULL || NULL != fCanvas.get()) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 26 | return; |
| 27 | } |
| 28 | |
| 29 | SkASSERT(pict != NULL); |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 30 | if (NULL == pict) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 31 | return; |
| 32 | } |
| 33 | |
| 34 | fPicture = pict; |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame] | 35 | switch(fDeviceType) { |
| 36 | case kBitmap_DeviceType: { |
| 37 | SkBitmap bitmap; |
| 38 | sk_tools::setup_bitmap(&bitmap, fPicture->width(), fPicture->height()); |
| 39 | fCanvas.reset(SkNEW_ARGS(SkCanvas, (bitmap))); |
| 40 | break; |
| 41 | } |
| 42 | #if SK_SUPPORT_GPU |
| 43 | case kGPU_DeviceType: { |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame] | 44 | SkAutoTUnref<SkGpuDevice> device(SkNEW_ARGS(SkGpuDevice, |
keyar@chromium.org | 0612564 | 2012-08-20 15:03:33 +0000 | [diff] [blame] | 45 | (fGrContext, SkBitmap::kARGB_8888_Config, |
keyar@chromium.org | 4ea96c5 | 2012-08-20 15:03:29 +0000 | [diff] [blame] | 46 | pict->width(), pict->height()))); |
| 47 | fCanvas.reset(SkNEW_ARGS(SkCanvas, (device.get()))); |
| 48 | break; |
| 49 | } |
| 50 | #endif |
| 51 | default: |
| 52 | SkASSERT(0); |
| 53 | } |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | void PictureRenderer::end() { |
keyar@chromium.org | 77a5522 | 2012-08-20 15:03:47 +0000 | [diff] [blame^] | 57 | this->resetState(); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 58 | fPicture = NULL; |
| 59 | fCanvas.reset(NULL); |
| 60 | } |
| 61 | |
keyar@chromium.org | 77a5522 | 2012-08-20 15:03:47 +0000 | [diff] [blame^] | 62 | void PictureRenderer::resetState() { |
| 63 | fCanvas->flush(); |
| 64 | |
| 65 | if (this->isUsingGpuDevice()) { |
| 66 | SkGLContext* glContext = fGrContextFactory.getGLContext( |
| 67 | GrContextFactory::kNative_GLContextType); |
| 68 | SK_GL(*glContext, Finish()); |
| 69 | fGrContext->freeGpuResources(); |
| 70 | } |
| 71 | } |
| 72 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 73 | void PipePictureRenderer::render() { |
| 74 | SkASSERT(fCanvas.get() != NULL); |
| 75 | SkASSERT(fPicture != NULL); |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 76 | if (NULL == fCanvas.get() || NULL == fPicture) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 77 | return; |
| 78 | } |
| 79 | |
| 80 | PipeController pipeController(fCanvas.get()); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 81 | SkGPipeWriter writer; |
| 82 | SkCanvas* pipeCanvas = writer.startRecording(&pipeController); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 83 | pipeCanvas->drawPicture(*fPicture); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 84 | writer.endRecording(); |
| 85 | } |
| 86 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 87 | void SimplePictureRenderer::render() { |
| 88 | SkASSERT(fCanvas.get() != NULL); |
| 89 | SkASSERT(fPicture != NULL); |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 90 | if (NULL == fCanvas.get() || NULL == fPicture) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 91 | return; |
| 92 | } |
| 93 | |
| 94 | fCanvas->drawPicture(*fPicture); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | TiledPictureRenderer::TiledPictureRenderer() |
| 98 | : fTileWidth(kDefaultTileWidth) |
| 99 | , fTileHeight(kDefaultTileHeight) {} |
| 100 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 101 | void TiledPictureRenderer::init(SkPicture* pict) { |
| 102 | SkASSERT(pict != NULL); |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 103 | SkASSERT(0 == fTiles.count()); |
| 104 | if (NULL == pict || fTiles.count() != 0) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 105 | return; |
| 106 | } |
| 107 | |
| 108 | this->INHERITED::init(pict); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 109 | |
| 110 | if (fTileWidthPercentage > 0) { |
robertphillips@google.com | 5d8d186 | 2012-08-15 14:36:41 +0000 | [diff] [blame] | 111 | fTileWidth = sk_float_ceil2int(float(fTileWidthPercentage * fPicture->width() / 100)); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 112 | } |
| 113 | if (fTileHeightPercentage > 0) { |
robertphillips@google.com | 5d8d186 | 2012-08-15 14:36:41 +0000 | [diff] [blame] | 114 | fTileHeight = sk_float_ceil2int(float(fTileHeightPercentage * fPicture->height() / 100)); |
keyar@chromium.org | cc6e5ef | 2012-07-27 20:09:26 +0000 | [diff] [blame] | 115 | } |
| 116 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 117 | this->setupTiles(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 118 | } |
| 119 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 120 | void TiledPictureRenderer::render() { |
| 121 | SkASSERT(fCanvas.get() != NULL); |
| 122 | SkASSERT(fPicture != NULL); |
keyar@chromium.org | 78a35c5 | 2012-08-20 15:03:44 +0000 | [diff] [blame] | 123 | if (NULL == fCanvas.get() || NULL == fPicture) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 124 | return; |
| 125 | } |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 126 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 127 | this->drawTiles(); |
| 128 | this->copyTilesToCanvas(); |
| 129 | } |
| 130 | |
| 131 | void TiledPictureRenderer::end() { |
| 132 | this->deleteTiles(); |
| 133 | this->INHERITED::end(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | TiledPictureRenderer::~TiledPictureRenderer() { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 137 | this->deleteTiles(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 138 | } |
| 139 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 140 | void TiledPictureRenderer::clipTile(const TileInfo& tile) { |
| 141 | SkRect clip = SkRect::MakeWH(SkIntToScalar(fPicture->width()), |
| 142 | SkIntToScalar(fPicture->height())); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 143 | tile.fCanvas->clipRect(clip); |
| 144 | } |
| 145 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 146 | void TiledPictureRenderer::addTile(int tile_x_start, int tile_y_start) { |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 147 | TileInfo* tile = fTiles.push(); |
| 148 | |
| 149 | tile->fBitmap = SkNEW(SkBitmap); |
| 150 | sk_tools::setup_bitmap(tile->fBitmap, fTileWidth, fTileHeight); |
| 151 | |
| 152 | tile->fCanvas = SkNEW_ARGS(SkCanvas, (*(tile->fBitmap))); |
| 153 | tile->fCanvas->translate(SkIntToScalar(-tile_x_start), SkIntToScalar(-tile_y_start)); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 154 | this->clipTile(*tile); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 155 | } |
| 156 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 157 | void TiledPictureRenderer::setupTiles() { |
| 158 | for (int tile_y_start = 0; tile_y_start < fPicture->height(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 159 | tile_y_start += fTileHeight) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 160 | for (int tile_x_start = 0; tile_x_start < fPicture->width(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 161 | tile_x_start += fTileWidth) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 162 | this->addTile(tile_x_start, tile_y_start); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 163 | } |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | void TiledPictureRenderer::deleteTiles() { |
| 168 | for (int i = 0; i < fTiles.count(); ++i) { |
| 169 | SkDELETE(fTiles[i].fCanvas); |
| 170 | SkDELETE(fTiles[i].fBitmap); |
| 171 | } |
| 172 | |
| 173 | fTiles.reset(); |
| 174 | } |
| 175 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 176 | void TiledPictureRenderer::drawTiles() { |
keyar@chromium.org | 163b567 | 2012-08-01 17:53:29 +0000 | [diff] [blame] | 177 | for (int i = 0; i < fTiles.count(); ++i) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 178 | fTiles[i].fCanvas->drawPicture(*(fPicture)); |
keyar@chromium.org | 163b567 | 2012-08-01 17:53:29 +0000 | [diff] [blame] | 179 | } |
| 180 | } |
| 181 | |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 182 | void TiledPictureRenderer::copyTilesToCanvas() { |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 183 | int tile_index = 0; |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 184 | for (int tile_y_start = 0; tile_y_start < fPicture->height(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 185 | tile_y_start += fTileHeight) { |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 186 | for (int tile_x_start = 0; tile_x_start < fPicture->width(); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 187 | tile_x_start += fTileWidth) { |
| 188 | SkASSERT(tile_index < fTiles.count()); |
| 189 | SkBitmap source = fTiles[tile_index].fCanvas->getDevice()->accessBitmap(false); |
keyar@chromium.org | 9d696c0 | 2012-08-07 17:11:33 +0000 | [diff] [blame] | 190 | fCanvas->drawBitmap(source, |
| 191 | SkIntToScalar(tile_x_start), |
| 192 | SkIntToScalar(tile_y_start)); |
keyar@chromium.org | 451bb9f | 2012-07-26 17:27:57 +0000 | [diff] [blame] | 193 | ++tile_index; |
| 194 | } |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | } |