Rename Gradle targets Android (#2226)

platform/android/MapLibreAndroid/src/cpp/android_renderer_backend.cpp

@@ -0,0 +1,78 @@
+#include "android_renderer_backend.hpp"
+
+#include <mbgl/gfx/backend_scope.hpp>
+#include <mbgl/gl/context.hpp>
+#include <mbgl/gl/renderable_resource.hpp>
+
+#include <EGL/egl.h>
+
+#include <cassert>
+
+namespace mbgl {
+namespace android {
+
+class AndroidGLRenderableResource final : public mbgl::gl::RenderableResource {
+public:
+    AndroidGLRenderableResource(AndroidRendererBackend& backend_)
+        : backend(backend_) {}
+
+    void bind() override {
+        assert(gfx::BackendScope::exists());
+        backend.setFramebufferBinding(0);
+        backend.setViewport(0, 0, backend.getSize());
+    }
+
+    void swap() override { backend.swap(); }
+
+private:
+    AndroidRendererBackend& backend;
+};
+
+AndroidRendererBackend::AndroidRendererBackend()
+    : gl::RendererBackend(gfx::ContextMode::Unique),
+      mbgl::gfx::Renderable({64, 64}, std::make_unique<AndroidGLRenderableResource>(*this)) {}
+
+AndroidRendererBackend::~AndroidRendererBackend() = default;
+
+gl::ProcAddress AndroidRendererBackend::getExtensionFunctionPointer(const char* name) {
+    assert(gfx::BackendScope::exists());
+    return eglGetProcAddress(name);
+}
+
+void AndroidRendererBackend::updateViewPort() {
+    assert(gfx::BackendScope::exists());
+    setViewport(0, 0, size);
+}
+
+void AndroidRendererBackend::resizeFramebuffer(int width, int height) {
+    size = {static_cast<uint32_t>(width), static_cast<uint32_t>(height)};
+}
+
+PremultipliedImage AndroidRendererBackend::readFramebuffer() {
+    assert(gfx::BackendScope::exists());
+    return gl::RendererBackend::readFramebuffer(size);
+}
+
+void AndroidRendererBackend::updateAssumedState() {
+    assumeFramebufferBinding(0);
+    assumeViewport(0, 0, size);
+}
+
+void AndroidRendererBackend::markContextLost() {
+    if (context) {
+        getContext<gl::Context>().setCleanupOnDestruction(false);
+    }
+}
+
+void AndroidRendererBackend::setSwapBehavior(SwapBehaviour swapBehaviour_) {
+    swapBehaviour = swapBehaviour_;
+}
+
+void AndroidRendererBackend::swap() {
+    if (swapBehaviour == SwapBehaviour::Flush) {
+        static_cast<gl::Context&>(getContext()).finish();
+    }
+}
+
+} // namespace android
+} // namespace mbgl