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Unified Diff: cc/output/filter_operation.cc

Issue 1533773002: Delete CC. (Closed) Base URL: git@github.com:domokit/mojo.git@cl-2e
Patch Set: rebase Created 5 years ago
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Index: cc/output/filter_operation.cc
diff --git a/cc/output/filter_operation.cc b/cc/output/filter_operation.cc
deleted file mode 100644
index 1579e554a04be67b14c3565890c284e88fa3c365..0000000000000000000000000000000000000000
--- a/cc/output/filter_operation.cc
+++ /dev/null
@@ -1,318 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include <algorithm>
-
-#include "base/trace_event/trace_event_argument.h"
-#include "base/values.h"
-#include "cc/base/math_util.h"
-#include "cc/output/filter_operation.h"
-#include "ui/gfx/animation/tween.h"
-
-namespace cc {
-
-bool FilterOperation::operator==(const FilterOperation& other) const {
- if (type_ != other.type_)
- return false;
- if (type_ == COLOR_MATRIX)
- return !memcmp(matrix_, other.matrix_, sizeof(matrix_));
- if (type_ == DROP_SHADOW) {
- return amount_ == other.amount_ &&
- drop_shadow_offset_ == other.drop_shadow_offset_ &&
- drop_shadow_color_ == other.drop_shadow_color_;
- }
- if (type_ == REFERENCE)
- return image_filter_.get() == other.image_filter_.get();
- if (type_ == ALPHA_THRESHOLD) {
- return region_ == other.region_ &&
- amount_ == other.amount_ &&
- outer_threshold_ == other.outer_threshold_;
- }
- return amount_ == other.amount_;
-}
-
-FilterOperation::FilterOperation(FilterType type, float amount)
- : type_(type),
- amount_(amount),
- outer_threshold_(0),
- drop_shadow_offset_(0, 0),
- drop_shadow_color_(0),
- zoom_inset_(0) {
- DCHECK_NE(type_, DROP_SHADOW);
- DCHECK_NE(type_, COLOR_MATRIX);
- DCHECK_NE(type_, REFERENCE);
- memset(matrix_, 0, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(FilterType type,
- const gfx::Point& offset,
- float stdDeviation,
- SkColor color)
- : type_(type),
- amount_(stdDeviation),
- outer_threshold_(0),
- drop_shadow_offset_(offset),
- drop_shadow_color_(color),
- zoom_inset_(0) {
- DCHECK_EQ(type_, DROP_SHADOW);
- memset(matrix_, 0, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(FilterType type, SkScalar matrix[20])
- : type_(type),
- amount_(0),
- outer_threshold_(0),
- drop_shadow_offset_(0, 0),
- drop_shadow_color_(0),
- zoom_inset_(0) {
- DCHECK_EQ(type_, COLOR_MATRIX);
- memcpy(matrix_, matrix, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(FilterType type, float amount, int inset)
- : type_(type),
- amount_(amount),
- outer_threshold_(0),
- drop_shadow_offset_(0, 0),
- drop_shadow_color_(0),
- zoom_inset_(inset) {
- DCHECK_EQ(type_, ZOOM);
- memset(matrix_, 0, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(
- FilterType type,
- const skia::RefPtr<SkImageFilter>& image_filter)
- : type_(type),
- amount_(0),
- outer_threshold_(0),
- drop_shadow_offset_(0, 0),
- drop_shadow_color_(0),
- image_filter_(image_filter),
- zoom_inset_(0) {
- DCHECK_EQ(type_, REFERENCE);
- memset(matrix_, 0, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(FilterType type,
- const SkRegion& region,
- float inner_threshold,
- float outer_threshold)
- : type_(type),
- amount_(inner_threshold),
- outer_threshold_(outer_threshold),
- drop_shadow_offset_(0, 0),
- drop_shadow_color_(0),
- zoom_inset_(0),
- region_(region) {
- DCHECK_EQ(type_, ALPHA_THRESHOLD);
- memset(matrix_, 0, sizeof(matrix_));
-}
-
-FilterOperation::FilterOperation(const FilterOperation& other)
- : type_(other.type_),
- amount_(other.amount_),
- outer_threshold_(other.outer_threshold_),
- drop_shadow_offset_(other.drop_shadow_offset_),
- drop_shadow_color_(other.drop_shadow_color_),
- image_filter_(other.image_filter_),
- zoom_inset_(other.zoom_inset_),
- region_(other.region_) {
- memcpy(matrix_, other.matrix_, sizeof(matrix_));
-}
-
-FilterOperation::~FilterOperation() {
-}
-
-static FilterOperation CreateNoOpFilter(FilterOperation::FilterType type) {
- switch (type) {
- case FilterOperation::GRAYSCALE:
- return FilterOperation::CreateGrayscaleFilter(0.f);
- case FilterOperation::SEPIA:
- return FilterOperation::CreateSepiaFilter(0.f);
- case FilterOperation::SATURATE:
- return FilterOperation::CreateSaturateFilter(1.f);
- case FilterOperation::HUE_ROTATE:
- return FilterOperation::CreateHueRotateFilter(0.f);
- case FilterOperation::INVERT:
- return FilterOperation::CreateInvertFilter(0.f);
- case FilterOperation::BRIGHTNESS:
- return FilterOperation::CreateBrightnessFilter(1.f);
- case FilterOperation::CONTRAST:
- return FilterOperation::CreateContrastFilter(1.f);
- case FilterOperation::OPACITY:
- return FilterOperation::CreateOpacityFilter(1.f);
- case FilterOperation::BLUR:
- return FilterOperation::CreateBlurFilter(0.f);
- case FilterOperation::DROP_SHADOW:
- return FilterOperation::CreateDropShadowFilter(
- gfx::Point(0, 0), 0.f, SK_ColorTRANSPARENT);
- case FilterOperation::COLOR_MATRIX: {
- SkScalar matrix[20];
- memset(matrix, 0, 20 * sizeof(SkScalar));
- matrix[0] = matrix[6] = matrix[12] = matrix[18] = 1.f;
- return FilterOperation::CreateColorMatrixFilter(matrix);
- }
- case FilterOperation::ZOOM:
- return FilterOperation::CreateZoomFilter(1.f, 0);
- case FilterOperation::SATURATING_BRIGHTNESS:
- return FilterOperation::CreateSaturatingBrightnessFilter(0.f);
- case FilterOperation::REFERENCE:
- return FilterOperation::CreateReferenceFilter(
- skia::RefPtr<SkImageFilter>());
- case FilterOperation::ALPHA_THRESHOLD:
- return FilterOperation::CreateAlphaThresholdFilter(SkRegion(), 1.f, 0.f);
- }
- NOTREACHED();
- return FilterOperation::CreateEmptyFilter();
-}
-
-static float ClampAmountForFilterType(float amount,
- FilterOperation::FilterType type) {
- switch (type) {
- case FilterOperation::GRAYSCALE:
- case FilterOperation::SEPIA:
- case FilterOperation::INVERT:
- case FilterOperation::OPACITY:
- case FilterOperation::ALPHA_THRESHOLD:
- return MathUtil::ClampToRange(amount, 0.f, 1.f);
- case FilterOperation::SATURATE:
- case FilterOperation::BRIGHTNESS:
- case FilterOperation::CONTRAST:
- case FilterOperation::BLUR:
- case FilterOperation::DROP_SHADOW:
- return std::max(amount, 0.f);
- case FilterOperation::ZOOM:
- return std::max(amount, 1.f);
- case FilterOperation::HUE_ROTATE:
- case FilterOperation::SATURATING_BRIGHTNESS:
- return amount;
- case FilterOperation::COLOR_MATRIX:
- case FilterOperation::REFERENCE:
- NOTREACHED();
- return amount;
- }
- NOTREACHED();
- return amount;
-}
-
-// static
-FilterOperation FilterOperation::Blend(const FilterOperation* from,
- const FilterOperation* to,
- double progress) {
- FilterOperation blended_filter = FilterOperation::CreateEmptyFilter();
-
- if (!from && !to)
- return blended_filter;
-
- const FilterOperation& from_op = from ? *from : CreateNoOpFilter(to->type());
- const FilterOperation& to_op = to ? *to : CreateNoOpFilter(from->type());
-
- if (from_op.type() != to_op.type())
- return blended_filter;
-
- DCHECK(to_op.type() != FilterOperation::COLOR_MATRIX);
- blended_filter.set_type(to_op.type());
-
- if (to_op.type() == FilterOperation::REFERENCE) {
- if (progress > 0.5)
- blended_filter.set_image_filter(to_op.image_filter());
- else
- blended_filter.set_image_filter(from_op.image_filter());
- return blended_filter;
- }
-
- blended_filter.set_amount(ClampAmountForFilterType(
- gfx::Tween::FloatValueBetween(progress, from_op.amount(), to_op.amount()),
- to_op.type()));
-
- if (to_op.type() == FilterOperation::DROP_SHADOW) {
- gfx::Point blended_offset(
- gfx::Tween::LinearIntValueBetween(progress,
- from_op.drop_shadow_offset().x(),
- to_op.drop_shadow_offset().x()),
- gfx::Tween::LinearIntValueBetween(progress,
- from_op.drop_shadow_offset().y(),
- to_op.drop_shadow_offset().y()));
- blended_filter.set_drop_shadow_offset(blended_offset);
- blended_filter.set_drop_shadow_color(gfx::Tween::ColorValueBetween(
- progress, from_op.drop_shadow_color(), to_op.drop_shadow_color()));
- } else if (to_op.type() == FilterOperation::ZOOM) {
- blended_filter.set_zoom_inset(
- std::max(gfx::Tween::LinearIntValueBetween(
- from_op.zoom_inset(), to_op.zoom_inset(), progress),
- 0));
- } else if (to_op.type() == FilterOperation::ALPHA_THRESHOLD) {
- blended_filter.set_outer_threshold(ClampAmountForFilterType(
- gfx::Tween::FloatValueBetween(progress,
- from_op.outer_threshold(),
- to_op.outer_threshold()),
- to_op.type()));
- blended_filter.set_region(to_op.region());
- }
-
- return blended_filter;
-}
-
-void FilterOperation::AsValueInto(base::trace_event::TracedValue* value) const {
- value->SetInteger("type", type_);
- switch (type_) {
- case FilterOperation::GRAYSCALE:
- case FilterOperation::SEPIA:
- case FilterOperation::SATURATE:
- case FilterOperation::HUE_ROTATE:
- case FilterOperation::INVERT:
- case FilterOperation::BRIGHTNESS:
- case FilterOperation::CONTRAST:
- case FilterOperation::OPACITY:
- case FilterOperation::BLUR:
- case FilterOperation::SATURATING_BRIGHTNESS:
- value->SetDouble("amount", amount_);
- break;
- case FilterOperation::DROP_SHADOW:
- value->SetDouble("std_deviation", amount_);
- MathUtil::AddToTracedValue("offset", drop_shadow_offset_, value);
- value->SetInteger("color", drop_shadow_color_);
- break;
- case FilterOperation::COLOR_MATRIX: {
- value->BeginArray("matrix");
- for (size_t i = 0; i < arraysize(matrix_); ++i)
- value->AppendDouble(matrix_[i]);
- value->EndArray();
- break;
- }
- case FilterOperation::ZOOM:
- value->SetDouble("amount", amount_);
- value->SetDouble("inset", zoom_inset_);
- break;
- case FilterOperation::REFERENCE: {
- int count_inputs = 0;
- bool can_filter_image_gpu = false;
- if (image_filter_) {
- count_inputs = image_filter_->countInputs();
- can_filter_image_gpu = image_filter_->canFilterImageGPU();
- }
- value->SetBoolean("is_null", !image_filter_);
- value->SetInteger("count_inputs", count_inputs);
- value->SetBoolean("can_filter_image_gpu", can_filter_image_gpu);
- break;
- }
- case FilterOperation::ALPHA_THRESHOLD: {
- value->SetDouble("inner_threshold", amount_);
- value->SetDouble("outer_threshold", outer_threshold_);
- scoped_ptr<base::ListValue> region_value(new base::ListValue());
- value->BeginArray("region");
- for (SkRegion::Iterator it(region_); !it.done(); it.next()) {
- value->AppendInteger(it.rect().x());
- value->AppendInteger(it.rect().y());
- value->AppendInteger(it.rect().width());
- value->AppendInteger(it.rect().height());
- }
- value->EndArray();
- }
- break;
- }
-}
-
-} // namespace cc
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