74959a1471
A dashed line is also added to split the screen. Currently, drawing images with sRGB seems to still have bugs. BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2069653002 Review-Url: https://codereview.chromium.org/2069653002
85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
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/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "RasterWindowContext_android.h"
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#include "SkSurface.h"
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#include "SkTypes.h"
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#include "Window_android.h"
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namespace sk_app {
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RasterWindowContext* RasterWindowContext::Create(void* platformData, const DisplayParams& params) {
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RasterWindowContext* ctx = new RasterWindowContext_android(platformData, params);
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if (!ctx->isValid()) {
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delete ctx;
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ctx = nullptr;
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}
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return ctx;
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}
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RasterWindowContext_android::RasterWindowContext_android(
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void* platformData, const DisplayParams& params) {
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fDisplayParams = params;
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ContextPlatformData_android* androidPlatformData =
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reinterpret_cast<ContextPlatformData_android*>(platformData);
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fNativeWindow = androidPlatformData->fNativeWindow;
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fWidth = ANativeWindow_getWidth(fNativeWindow);
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fHeight = ANativeWindow_getHeight(fNativeWindow);
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this->setBuffersGeometry();
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}
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void RasterWindowContext_android::setBuffersGeometry() {
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int32_t format = 0;
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switch(fDisplayParams.fColorType) {
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case kRGBA_8888_SkColorType:
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format = WINDOW_FORMAT_RGBA_8888;
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break;
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case kRGB_565_SkColorType:
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format = WINDOW_FORMAT_RGB_565;
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break;
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default:
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SK_ABORT("Unsupported Android color type");
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}
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ANativeWindow_setBuffersGeometry(fNativeWindow, fWidth, fHeight, format);
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}
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void RasterWindowContext_android::setDisplayParams(const DisplayParams& params) {
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fDisplayParams = params;
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this->setBuffersGeometry();
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}
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void RasterWindowContext_android::resize(uint32_t w, uint32_t h) {
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fWidth = w;
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fHeight = h;
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this->setBuffersGeometry();
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}
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sk_sp<SkSurface> RasterWindowContext_android::getBackbufferSurface() {
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if (nullptr == fBackbufferSurface) {
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ANativeWindow_lock(fNativeWindow, &fBuffer, &fBounds);
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const int bytePerPixel = fBuffer.format == WINDOW_FORMAT_RGB_565 ? 2 : 4;
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SkImageInfo info = SkImageInfo::Make(fWidth, fHeight,
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fDisplayParams.fColorType,
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kPremul_SkAlphaType,
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fDisplayParams.fColorSpace);
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fBackbufferSurface = SkSurface::MakeRasterDirect(
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info, fBuffer.bits, fBuffer.stride * bytePerPixel, nullptr);
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}
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return fBackbufferSurface;
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}
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void RasterWindowContext_android::swapBuffers() {
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ANativeWindow_unlockAndPost(fNativeWindow);
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fBackbufferSurface.reset(nullptr);
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}
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} // namespace sk_app
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