static sk_sp<SkColorFilter> make_color_filter() {
switch (R(6)) {
case 0: {
SkScalar array[20];
for (int i = 0; i < 20; ++i) {
array[i] = make_scalar();
}
return SkColorFilter::MakeMatrixFilterRowMajor255(array);
}
case 1:
return SkLumaColorFilter::Make();
case 2: {
uint8_t tableA[256];
uint8_t tableR[256];
uint8_t tableG[256];
uint8_t tableB[256];
rand_color_table(tableA);
rand_color_table(tableR);
rand_color_table(tableG);
rand_color_table(tableB);
return SkTableColorFilter::MakeARGB(tableA, tableR, tableG, tableB);
}
case 3:
return SkColorFilter::MakeModeFilter(make_color(), make_xfermode());
case 4:
return SkColorMatrixFilter::MakeLightingFilter(make_color(), make_color());
case 5:
default:
break;
}
return nullptr;
}
static SkColorFilter* make_color_filter() {
SkColorFilter* colorFilter;
switch (R(6)) {
case 0: {
SkScalar array[20];
for (int i = 0; i < 20; ++i) {
array[i] = make_scalar();
}
colorFilter = SkColorMatrixFilter::Create(array);
break;
}
case 1:
colorFilter = SkLumaColorFilter::Create();
break;
case 2: {
uint8_t tableA[256];
uint8_t tableR[256];
uint8_t tableG[256];
uint8_t tableB[256];
rand_color_table(tableA);
rand_color_table(tableR);
rand_color_table(tableG);
rand_color_table(tableB);
colorFilter = SkTableColorFilter::CreateARGB(tableA, tableR, tableG, tableB);
break;
}
case 3:
colorFilter = SkColorFilter::CreateModeFilter(make_color(), make_xfermode());
break;
case 4:
colorFilter = SkColorMatrixFilter::CreateLightingFilter(make_color(), make_color());
break;
case 5:
default:
colorFilter = nullptr;
break;
}
return colorFilter;
}
