diff options
Diffstat (limited to 'gm/displacement.cpp')
| -rw-r--r-- | gm/displacement.cpp | 61 |
1 files changed, 57 insertions, 4 deletions
diff --git a/gm/displacement.cpp b/gm/displacement.cpp index 503172011c..587843140b 100644 --- a/gm/displacement.cpp +++ b/gm/displacement.cpp @@ -60,14 +60,14 @@ protected: } virtual SkISize onISize() { - return make_isize(500, 200); + return make_isize(500, 400); } void drawClippedBitmap(SkCanvas* canvas, int x, int y, const SkPaint& paint) { canvas->save(); - canvas->clipRect(SkRect::MakeXYWH(SkIntToScalar(x), SkIntToScalar(y), - SkIntToScalar(fBitmap.width()), SkIntToScalar(fBitmap.height()))); - canvas->drawBitmap(fBitmap, SkIntToScalar(x), SkIntToScalar(y), &paint); + canvas->translate(x, y); + canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), SkIntToScalar(fBitmap.height()))); + canvas->drawBitmap(fBitmap, 0, 0, &paint); canvas->restore(); } @@ -121,6 +121,59 @@ protected: (SkDisplacementMapEffect::kR_ChannelSelectorType, SkDisplacementMapEffect::kA_ChannelSelectorType, 40.0f, displ)))->unref(); drawClippedBitmap(canvas, 400, 100, paint); + + SkImageFilter::CropRect cropRect(SkRect::MakeXYWH(30, 30, 40, 40)); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kG_ChannelSelectorType, + 0.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 0, 200, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kB_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 16.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 100, 200, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kB_ChannelSelectorType, + 32.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 200, 200, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kG_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 48.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 300, 200, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 64.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 400, 200, paint); + + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kG_ChannelSelectorType, + 40.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 0, 300, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kB_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 40.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 100, 300, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kB_ChannelSelectorType, + 40.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 200, 300, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kG_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 40.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 300, 300, paint); + paint.setImageFilter(SkNEW_ARGS(SkDisplacementMapEffect, + (SkDisplacementMapEffect::kR_ChannelSelectorType, + SkDisplacementMapEffect::kA_ChannelSelectorType, + 40.0f, displ, NULL, &cropRect)))->unref(); + drawClippedBitmap(canvas, 400, 300, paint); } private: |