1a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org/* 2a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org * Copyright 2011 Google Inc. 3a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org * 4a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org * Use of this source code is governed by a BSD-style license that can be 5a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org * found in the LICENSE file. 6a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org */ 7a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 8a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org#include "gm.h" 9a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org#include "SkCanvas.h" 10c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez#include "SkColorFilterImageFilter.h" 11a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org#include "SkGradientShader.h" 12a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org#include "SkTableColorFilter.h" 13a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 14db873d8677a2d4ecfe38a794a5d868301bdeeabereedstatic SkShader* make_shader0(int w, int h) { 15db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkPoint pts[] = { {0, 0}, {SkIntToScalar(w), SkIntToScalar(h)} }; 16db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkColor colors[] = { 17db873d8677a2d4ecfe38a794a5d868301bdeeabereed SK_ColorBLACK, SK_ColorGREEN, SK_ColorCYAN, 18db873d8677a2d4ecfe38a794a5d868301bdeeabereed SK_ColorRED, 0, SK_ColorBLUE, SK_ColorWHITE 19db873d8677a2d4ecfe38a794a5d868301bdeeabereed }; 20db873d8677a2d4ecfe38a794a5d868301bdeeabereed return SkGradientShader::CreateLinear(pts, colors, NULL, SK_ARRAY_COUNT(colors), 21db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkShader::kClamp_TileMode); 22db873d8677a2d4ecfe38a794a5d868301bdeeabereed} 23a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic void make_bm0(SkBitmap* bm) { 24a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org int W = 120; 25a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org int H = 120; 26eb9a46cbbb475e862a084aa2224ec18d4ac5e95breed@google.com bm->allocN32Pixels(W, H); 27dbfac8a72393eaf01670aeb3244de0e18d8faf98junov@google.com bm->eraseColor(SK_ColorTRANSPARENT); 28d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 29a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkCanvas canvas(*bm); 30a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkPaint paint; 31db873d8677a2d4ecfe38a794a5d868301bdeeabereed paint.setShader(make_shader0(W, H))->unref(); 32db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas.drawPaint(paint); 33db873d8677a2d4ecfe38a794a5d868301bdeeabereed} 34db873d8677a2d4ecfe38a794a5d868301bdeeabereedstatic SkShader* make_shader1(int w, int h) { 35db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkScalar cx = SkIntToScalar(w)/2; 36db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkScalar cy = SkIntToScalar(h)/2; 37a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkColor colors[] = { 38db873d8677a2d4ecfe38a794a5d868301bdeeabereed SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, 39a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org }; 40db873d8677a2d4ecfe38a794a5d868301bdeeabereed return SkGradientShader::CreateRadial(SkPoint::Make(cx, cy), cx, colors, NULL, 41db873d8677a2d4ecfe38a794a5d868301bdeeabereed SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode); 42a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 43a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic void make_bm1(SkBitmap* bm) { 44a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org int W = 120; 45a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org int H = 120; 46db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkScalar cx = SkIntToScalar(W)/2; 47db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkScalar cy = SkIntToScalar(H)/2; 48eb9a46cbbb475e862a084aa2224ec18d4ac5e95breed@google.com bm->allocN32Pixels(W, H); 49dbfac8a72393eaf01670aeb3244de0e18d8faf98junov@google.com bm->eraseColor(SK_ColorTRANSPARENT); 50d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 51a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkCanvas canvas(*bm); 52a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkPaint paint; 53db873d8677a2d4ecfe38a794a5d868301bdeeabereed paint.setShader(make_shader1(W, H))->unref(); 54a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org paint.setAntiAlias(true); 55a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org canvas.drawCircle(cx, cy, cx, paint); 56a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 57a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 58a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic void make_table0(uint8_t table[]) { 59a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org for (int i = 0; i < 256; ++i) { 60a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org int n = i >> 5; 61a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org table[i] = (n << 5) | (n << 2) | (n >> 1); 62a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 63a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 64a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic void make_table1(uint8_t table[]) { 65a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org for (int i = 0; i < 256; ++i) { 66a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org table[i] = i * i / 255; 67a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 68a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 69a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic void make_table2(uint8_t table[]) { 70a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org for (int i = 0; i < 256; ++i) { 71a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org float fi = i / 255.0f; 726853e808a464ca75ff1328338d1eb55ff27c4337robertphillips@google.com table[i] = static_cast<uint8_t>(sqrtf(fi) * 255); 73a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 74a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 75a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 76c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallezstatic SkColorFilter* make_null_cf() { 77c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez return NULL; 78c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez} 79c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 80a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic SkColorFilter* make_cf0() { 81a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table[256]; make_table0(table); 82a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org return SkTableColorFilter::Create(table); 83a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 84a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic SkColorFilter* make_cf1() { 85a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table[256]; make_table1(table); 86a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org return SkTableColorFilter::Create(table); 87a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 88a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic SkColorFilter* make_cf2() { 89a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table[256]; make_table2(table); 90a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org return SkTableColorFilter::Create(table); 91a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 92a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgstatic SkColorFilter* make_cf3() { 93a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table0[256]; make_table0(table0); 94a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table1[256]; make_table1(table1); 95a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org uint8_t table2[256]; make_table2(table2); 96a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org return SkTableColorFilter::CreateARGB(NULL, table0, table1, table2); 97a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org} 98a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 99a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgclass TableColorFilterGM : public skiagm::GM { 100a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgpublic: 101a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org TableColorFilterGM() {} 102d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 103a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgprotected: 104a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org virtual SkString onShortName() { 105a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org return SkString("tablecolorfilter"); 106a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 107d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 108a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org virtual SkISize onISize() { 109c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez return SkISize::Make(700, 1650); 110a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 111d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 112a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org virtual void onDraw(SkCanvas* canvas) { 113a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org canvas->drawColor(0xFFDDDDDD); 114a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org canvas->translate(20, 20); 115d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 116d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 117c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez static SkColorFilter* (*gColorFilterMakers[])() = { make_null_cf, make_cf0, make_cf1, 118c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez make_cf2, make_cf3 }; 119c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez static void (*gBitmapMakers[])(SkBitmap*) = { make_bm0, make_bm1 }; 120c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 121c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // This test will be done once for each bitmap with the results stacked vertically. 122c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // For a single bitmap the resulting image will be the following: 123c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // - A first line with the original bitmap, followed by the image drawn once 124c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // with each of the N color filters 125c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // - N lines of the bitmap drawn N times, this will cover all N*N combinations of 126c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // pair of color filters in order to test the collpsing of consecutive table 127c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // color filters. 128c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 129c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // Here is a graphical representation of the result for 2 bitmaps and 2 filters 130c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // with the number corresponding to the number of filters the bitmap goes through: 131c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 132c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // --bitmap1 133c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 011 134c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 22 135c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 22 136c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // --bitmap2 137c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 011 138c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 22 139c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // 22 140c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 141c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkScalar x = 0, y = 0; 142c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez for (size_t bitmapMaker = 0; bitmapMaker < SK_ARRAY_COUNT(gBitmapMakers); ++bitmapMaker) { 143a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org SkBitmap bm; 144c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez gBitmapMakers[bitmapMaker](&bm); 145d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 146c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkScalar xOffset = SkScalar(bm.width() * 9 / 8); 147c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkScalar yOffset = SkScalar(bm.height() * 9 / 8); 148c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 149c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // Draw the first element of the first line 150a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org x = 0; 151c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkPaint paint; 152a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org canvas->drawBitmap(bm, x, y, &paint); 153d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 154c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // Draws the rest of the first line for this bitmap 155c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // each draw being at xOffset of the previous one 156c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez for (unsigned i = 1; i < SK_ARRAY_COUNT(gColorFilterMakers); ++i) { 157c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez x += xOffset; 158c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez paint.setColorFilter(gColorFilterMakers[i]())->unref(); 159c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez canvas->drawBitmap(bm, x, y, &paint); 160c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez } 161c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 162c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez paint.setColorFilter(NULL); 163c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 164c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez for (unsigned i = 0; i < SK_ARRAY_COUNT(gColorFilterMakers); ++i) { 165c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkAutoTUnref<SkColorFilter> colorFilter1(gColorFilterMakers[i]()); 166c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkAutoTUnref<SkImageFilter> imageFilter1(SkColorFilterImageFilter::Create( 16724e06d5244ae96e440410e1d76e039983b2efac9senorblanco colorFilter1, NULL, NULL)); 168c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 169c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // Move down to the next line and draw it 170c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // each draw being at xOffset of the previous one 171c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez y += yOffset; 172c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez x = 0; 173c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez for (unsigned j = 1; j < SK_ARRAY_COUNT(gColorFilterMakers); ++j) { 174c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkAutoTUnref<SkColorFilter> colorFilter2(gColorFilterMakers[j]()); 175c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez SkAutoTUnref<SkImageFilter> imageFilter2(SkColorFilterImageFilter::Create( 17624e06d5244ae96e440410e1d76e039983b2efac9senorblanco colorFilter2, imageFilter1, NULL)); 177c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez paint.setImageFilter(imageFilter2); 178c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez canvas->drawBitmap(bm, x, y, &paint); 179c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez x += xOffset; 180c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez } 181c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez } 182c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez 183c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez // Move down one line to the beginning of the block for next bitmap 184c12b74dc413ef024b13e0ed478491c4b1bafe6b1cwallez y += yOffset; 185a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 186a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org } 187d6176b0dcacb124539e0cfd051e6d93a9782f020rmistry@google.com 188a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.orgprivate: 189a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org typedef GM INHERITED; 190a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org}; 191db873d8677a2d4ecfe38a794a5d868301bdeeabereedDEF_GM( return new TableColorFilterGM; ) 192a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 193a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org////////////////////////////////////////////////////////////////////////////// 194a69b48c29dff7338c3dbc2f2262ef28719483be1mike@reedtribe.org 195db873d8677a2d4ecfe38a794a5d868301bdeeabereedclass ComposeColorFilterGM : public skiagm::GM { 196cff10b21a9934afc540d121b493b204335829589reed enum { 197cff10b21a9934afc540d121b493b204335829589reed COLOR_COUNT = 3, 198cff10b21a9934afc540d121b493b204335829589reed MODE_COUNT = 4, 199cff10b21a9934afc540d121b493b204335829589reed }; 200cff10b21a9934afc540d121b493b204335829589reed const SkColor* fColors; 201cff10b21a9934afc540d121b493b204335829589reed const SkXfermode::Mode* fModes; 202cff10b21a9934afc540d121b493b204335829589reed SkString fName; 203cff10b21a9934afc540d121b493b204335829589reed 204db873d8677a2d4ecfe38a794a5d868301bdeeabereedpublic: 205cff10b21a9934afc540d121b493b204335829589reed ComposeColorFilterGM(const SkColor colors[], const SkXfermode::Mode modes[], 206cff10b21a9934afc540d121b493b204335829589reed const char suffix[]) 207cff10b21a9934afc540d121b493b204335829589reed : fColors(colors), fModes(modes) 208cff10b21a9934afc540d121b493b204335829589reed { 209cff10b21a9934afc540d121b493b204335829589reed fName.printf("colorcomposefilter_%s", suffix); 210cff10b21a9934afc540d121b493b204335829589reed } 211db873d8677a2d4ecfe38a794a5d868301bdeeabereed 212db873d8677a2d4ecfe38a794a5d868301bdeeabereedprotected: 213db873d8677a2d4ecfe38a794a5d868301bdeeabereed virtual SkString onShortName() { 214cff10b21a9934afc540d121b493b204335829589reed return fName; 215db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 216db873d8677a2d4ecfe38a794a5d868301bdeeabereed 217db873d8677a2d4ecfe38a794a5d868301bdeeabereed virtual SkISize onISize() { 218cff10b21a9934afc540d121b493b204335829589reed return SkISize::Make(790, 790); 219db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 220db873d8677a2d4ecfe38a794a5d868301bdeeabereed 221db873d8677a2d4ecfe38a794a5d868301bdeeabereed virtual void onDraw(SkCanvas* canvas) { 222db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkBitmap bm; 223db873d8677a2d4ecfe38a794a5d868301bdeeabereed make_bm1(&bm); 224db873d8677a2d4ecfe38a794a5d868301bdeeabereed 225db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->drawColor(0xFFDDDDDD); 226db873d8677a2d4ecfe38a794a5d868301bdeeabereed 227cff10b21a9934afc540d121b493b204335829589reed const int MODES = MODE_COUNT * COLOR_COUNT; 228db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkAutoTUnref<SkColorFilter> filters[MODES]; 229db873d8677a2d4ecfe38a794a5d868301bdeeabereed int index = 0; 230cff10b21a9934afc540d121b493b204335829589reed for (int i = 0; i < MODE_COUNT; ++i) { 231cff10b21a9934afc540d121b493b204335829589reed for (int j = 0; j < COLOR_COUNT; ++j) { 232cff10b21a9934afc540d121b493b204335829589reed filters[index++].reset(SkColorFilter::CreateModeFilter(fColors[j], fModes[i])); 233db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 234db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 235db873d8677a2d4ecfe38a794a5d868301bdeeabereed 236db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkPaint paint; 237db873d8677a2d4ecfe38a794a5d868301bdeeabereed paint.setShader(make_shader1(50, 50))->unref(); 238db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkRect r = SkRect::MakeWH(50, 50); 239db873d8677a2d4ecfe38a794a5d868301bdeeabereed const SkScalar spacer = 10; 240db873d8677a2d4ecfe38a794a5d868301bdeeabereed 241db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->translate(spacer, spacer); 242db873d8677a2d4ecfe38a794a5d868301bdeeabereed 243cff10b21a9934afc540d121b493b204335829589reed canvas->drawRect(r, paint); // orig 244cff10b21a9934afc540d121b493b204335829589reed 245cff10b21a9934afc540d121b493b204335829589reed for (int i = 0; i < MODES; ++i) { 246cff10b21a9934afc540d121b493b204335829589reed paint.setColorFilter(filters[i]); 247cff10b21a9934afc540d121b493b204335829589reed 248cff10b21a9934afc540d121b493b204335829589reed canvas->save(); 249cff10b21a9934afc540d121b493b204335829589reed canvas->translate((i + 1) * (r.width() + spacer), 0); 250cff10b21a9934afc540d121b493b204335829589reed canvas->drawRect(r, paint); 251cff10b21a9934afc540d121b493b204335829589reed canvas->restore(); 252cff10b21a9934afc540d121b493b204335829589reed 253cff10b21a9934afc540d121b493b204335829589reed canvas->save(); 254cff10b21a9934afc540d121b493b204335829589reed canvas->translate(0, (i + 1) * (r.width() + spacer)); 255cff10b21a9934afc540d121b493b204335829589reed canvas->drawRect(r, paint); 256cff10b21a9934afc540d121b493b204335829589reed canvas->restore(); 257cff10b21a9934afc540d121b493b204335829589reed } 258cff10b21a9934afc540d121b493b204335829589reed 259cff10b21a9934afc540d121b493b204335829589reed canvas->translate(r.width() + spacer, r.width() + spacer); 260cff10b21a9934afc540d121b493b204335829589reed 261cff10b21a9934afc540d121b493b204335829589reed for (int y = 0; y < MODES; ++y) { 262db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->save(); 263cff10b21a9934afc540d121b493b204335829589reed for (int x = 0; x < MODES; ++x) { 264db873d8677a2d4ecfe38a794a5d868301bdeeabereed SkAutoTUnref<SkColorFilter> compose(SkColorFilter::CreateComposeFilter(filters[y], 265db873d8677a2d4ecfe38a794a5d868301bdeeabereed filters[x])); 266db873d8677a2d4ecfe38a794a5d868301bdeeabereed paint.setColorFilter(compose); 267db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->drawRect(r, paint); 268db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->translate(r.width() + spacer, 0); 269db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 270db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->restore(); 271db873d8677a2d4ecfe38a794a5d868301bdeeabereed canvas->translate(0, r.height() + spacer); 272db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 273db873d8677a2d4ecfe38a794a5d868301bdeeabereed } 274db873d8677a2d4ecfe38a794a5d868301bdeeabereed 275db873d8677a2d4ecfe38a794a5d868301bdeeabereedprivate: 276db873d8677a2d4ecfe38a794a5d868301bdeeabereed typedef GM INHERITED; 277db873d8677a2d4ecfe38a794a5d868301bdeeabereed}; 278db873d8677a2d4ecfe38a794a5d868301bdeeabereed 279cff10b21a9934afc540d121b493b204335829589reedconst SkColor gColors0[] = { SK_ColorCYAN, SK_ColorMAGENTA, SK_ColorYELLOW }; 280cff10b21a9934afc540d121b493b204335829589reedconst SkXfermode::Mode gModes0[] = { 281cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kOverlay_Mode, 282cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kDarken_Mode, 283cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kColorBurn_Mode, 284cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kExclusion_Mode, 285cff10b21a9934afc540d121b493b204335829589reed}; 286cff10b21a9934afc540d121b493b204335829589reedDEF_GM( return new ComposeColorFilterGM(gColors0, gModes0, "wacky"); ) 287cff10b21a9934afc540d121b493b204335829589reed 288cff10b21a9934afc540d121b493b204335829589reedconst SkColor gColors1[] = { 0x80FF0000, 0x8000FF00, 0x800000FF }; 289cff10b21a9934afc540d121b493b204335829589reedconst SkXfermode::Mode gModes1[] = { 290cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kSrcOver_Mode, 291cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kXor_Mode, 292cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kDstOut_Mode, 293cff10b21a9934afc540d121b493b204335829589reed SkXfermode::kSrcATop_Mode, 294cff10b21a9934afc540d121b493b204335829589reed}; 295cff10b21a9934afc540d121b493b204335829589reedDEF_GM( return new ComposeColorFilterGM(gColors1, gModes1, "alpha"); ) 296