1 files changed, 30 insertions, 0 deletions
diff --git a/platform/default/mbgl/gl/offscreen_view.cpp b/platform/default/mbgl/gl/offscreen_view.cpp
new file mode 100644
index 0000000000..16faf6a4a9
--- /dev/null
+++ b/platform/default/mbgl/gl/offscreen_view.cpp
@@ -0,0 +1,30 @@
+#include <mbgl/gl/offscreen_view.hpp>
+#include <mbgl/gl/context.hpp>
+
+#include <cstring>
+#include <cassert>
+
+namespace mbgl {
+
+OffscreenView::OffscreenView(gl::Context& context_, const Size size_)
+    : size(std::move(size_)), context(context_) {
+    assert(size);
+}
+
+void OffscreenView::bind() {
+    if (!framebuffer) {
+        color = context.createRenderbuffer<gl::RenderbufferType::RGBA>(size);
+        depthStencil = context.createRenderbuffer<gl::RenderbufferType::DepthStencil>(size);
+        framebuffer = context.createFramebuffer(*color, *depthStencil);
+    } else {
+        context.bindFramebuffer = framebuffer->framebuffer;
+    }
+
+    context.viewport = { 0, 0, size };
+}
+
+PremultipliedImage OffscreenView::readStillImage() {
+    return context.readFramebuffer<PremultipliedImage>(size);
+}
+
+} // namespace mbgl