| // Copyright 2013 The Flutter 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 <vector> |
| |
| #include "flutter/display_list/effects/dl_color_source.h" |
| #include "flutter/display_list/effects/dl_runtime_effect_skia.h" |
| #include "flutter/display_list/image/dl_image.h" |
| #include "flutter/skwasm/export.h" |
| #include "flutter/skwasm/helpers.h" |
| #include "flutter/skwasm/live_objects.h" |
| #include "flutter/skwasm/wrappers.h" |
| #include "third_party/skia/include/effects/SkRuntimeEffect.h" |
| |
| namespace Skwasm { |
| struct UniformData { |
| std::shared_ptr<std::vector<uint8_t>> data; |
| }; |
| |
| sk_sp<flutter::DlRuntimeEffect> CreateRuntimeEffect(SkString* string); |
| } // namespace Skwasm |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createLinearGradient(flutter::DlPoint* end_points, // Two points |
| uint32_t* colors, |
| flutter::DlScalar* stops, |
| int count, // Number of stops/colors |
| flutter::DlTileMode tile_mode, |
| flutter::DlScalar* matrix_33 // Can be nullptr |
| ) { |
| Skwasm::live_shader_count++; |
| std::vector<flutter::DlColor> dl_colors; |
| dl_colors.resize(count); |
| for (int i = 0; i < count; i++) { |
| dl_colors[i] = flutter::DlColor(colors[i]); |
| } |
| if (matrix_33) { |
| auto matrix = Skwasm::CreateDlMatrixFrom3x3(matrix_33); |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeLinear(end_points[0], end_points[1], count, |
| dl_colors.data(), stops, tile_mode, |
| &matrix)); |
| } else { |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeLinear(end_points[0], end_points[1], count, |
| dl_colors.data(), stops, tile_mode)); |
| } |
| } |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createRadialGradient(flutter::DlScalar center_x, |
| flutter::DlScalar center_y, |
| flutter::DlScalar radius, |
| uint32_t* colors, |
| flutter::DlScalar* stops, |
| int count, |
| flutter::DlTileMode tile_mode, |
| flutter::DlScalar* matrix_33) { |
| Skwasm::live_shader_count++; |
| std::vector<flutter::DlColor> dl_colors; |
| dl_colors.resize(count); |
| for (int i = 0; i < count; i++) { |
| dl_colors[i] = flutter::DlColor(colors[i]); |
| } |
| if (matrix_33) { |
| auto local_matrix = Skwasm::CreateDlMatrixFrom3x3(matrix_33); |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeRadial(flutter::DlPoint{center_x, center_y}, |
| radius, count, dl_colors.data(), |
| stops, tile_mode, &local_matrix)); |
| } else { |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeRadial(flutter::DlPoint{center_x, center_y}, |
| radius, count, dl_colors.data(), |
| stops, tile_mode)); |
| } |
| } |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createConicalGradient(flutter::DlPoint* end_points, // Two points |
| flutter::DlScalar start_radius, |
| flutter::DlScalar end_radius, |
| uint32_t* colors, |
| flutter::DlScalar* stops, |
| int count, |
| flutter::DlTileMode tile_mode, |
| flutter::DlScalar* matrix_33) { |
| Skwasm::live_shader_count++; |
| std::vector<flutter::DlColor> dl_colors; |
| dl_colors.resize(count); |
| for (int i = 0; i < count; i++) { |
| dl_colors[i] = flutter::DlColor(colors[i]); |
| } |
| if (matrix_33) { |
| auto local_matrix = Skwasm::CreateDlMatrixFrom3x3(matrix_33); |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeConical( |
| end_points[0], start_radius, end_points[1], end_radius, count, |
| dl_colors.data(), stops, tile_mode, &local_matrix)); |
| } else { |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeConical( |
| end_points[0], start_radius, end_points[1], end_radius, count, |
| dl_colors.data(), stops, tile_mode)); |
| } |
| } |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createSweepGradient(flutter::DlScalar center_x, |
| flutter::DlScalar center_y, |
| uint32_t* colors, |
| flutter::DlScalar* stops, |
| int count, |
| flutter::DlTileMode tile_mode, |
| flutter::DlScalar start_angle, |
| flutter::DlScalar end_angle, |
| flutter::DlScalar* matrix_33) { |
| Skwasm::live_shader_count++; |
| std::vector<flutter::DlColor> dl_colors; |
| dl_colors.resize(count); |
| for (int i = 0; i < count; i++) { |
| dl_colors[i] = flutter::DlColor(colors[i]); |
| } |
| if (matrix_33) { |
| auto local_matrix = Skwasm::CreateDlMatrixFrom3x3(matrix_33); |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeSweep( |
| flutter::DlPoint{center_x, center_y}, start_angle, end_angle, count, |
| dl_colors.data(), stops, tile_mode, &local_matrix)); |
| } else { |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeSweep(flutter::DlPoint{center_x, center_y}, |
| start_angle, end_angle, count, |
| dl_colors.data(), stops, tile_mode)); |
| } |
| } |
| |
| SKWASM_EXPORT void shader_dispose( |
| Skwasm::sp_wrapper<flutter::DlColorSource>* shader) { |
| Skwasm::live_shader_count--; |
| delete shader; |
| } |
| |
| SKWASM_EXPORT flutter::DlRuntimeEffect* runtimeEffect_create(SkString* source) { |
| Skwasm::live_runtime_effect_count++; |
| return Skwasm::CreateRuntimeEffect(source).release(); |
| } |
| |
| SKWASM_EXPORT void runtimeEffect_dispose(flutter::DlRuntimeEffect* effect) { |
| Skwasm::live_runtime_effect_count--; |
| effect->unref(); |
| } |
| |
| SKWASM_EXPORT size_t |
| runtimeEffect_getUniformSize(flutter::DlRuntimeEffect* effect) { |
| return effect->uniform_size(); |
| } |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createRuntimeEffectShader( |
| flutter::DlRuntimeEffect* runtime_effect, |
| Skwasm::UniformData* uniforms, |
| Skwasm::sp_wrapper<flutter::DlColorSource>** children, |
| size_t child_count) { |
| Skwasm::live_shader_count++; |
| std::vector<std::shared_ptr<flutter::DlColorSource>> child_pointers; |
| child_pointers.resize(child_count); |
| for (size_t i = 0; i < child_count; i++) { |
| child_pointers[i] = children[i]->Shared(); |
| } |
| |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeRuntimeEffect(sk_ref_sp(runtime_effect), |
| std::move(child_pointers), |
| uniforms->data)); |
| } |
| |
| SKWASM_EXPORT Skwasm::sp_wrapper<flutter::DlColorSource>* |
| shader_createFromImage(flutter::DlImage* image, |
| flutter::DlTileMode tile_mode_x, |
| flutter::DlTileMode tile_mode_y, |
| Skwasm::FilterQuality quality, |
| flutter::DlScalar* matrix_33) { |
| Skwasm::live_shader_count++; |
| if (matrix_33) { |
| auto local_matrix = Skwasm::CreateDlMatrixFrom3x3(matrix_33); |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeImage( |
| sk_ref_sp(image), tile_mode_x, tile_mode_y, |
| Skwasm::SamplingOptionsForQuality(quality), &local_matrix)); |
| } else { |
| return new Skwasm::sp_wrapper<flutter::DlColorSource>( |
| flutter::DlColorSource::MakeImage( |
| sk_ref_sp(image), tile_mode_x, tile_mode_y, |
| Skwasm::SamplingOptionsForQuality(quality))); |
| } |
| } |
| |
| SKWASM_EXPORT Skwasm::UniformData* uniformData_create(int size) { |
| return new Skwasm::UniformData{std::make_shared<std::vector<uint8_t>>(size)}; |
| } |
| |
| SKWASM_EXPORT void uniformData_dispose(Skwasm::UniformData* data) { |
| delete data; |
| } |
| |
| SKWASM_EXPORT void* uniformData_getPointer(Skwasm::UniformData* data) { |
| return data->data->data(); |
| } |
