[core] Added Backend::{assume,set}Viewport

1 files changed, 5 insertions, 4 deletions

diff --git a/src/mbgl/map/backend.cpp b/src/mbgl/map/backend.cpp
index 0b4fd01050..4c84453c1f 100644
--- a/src/mbgl/map/backend.cpp
+++ b/src/mbgl/map/backend.cpp
@@ -32,8 +32,9 @@ void Backend::assumeFramebufferBinding(const gl::FramebufferID fbo) {
         assert(gl::value::BindFramebuffer::Get() == getContext().bindFramebuffer.getCurrentValue());
     }
 }
-void Backend::assumeViewportSize(const Size& size) {
-    getContext().viewport.setCurrentValue({ 0, 0, size });
+
+void Backend::assumeViewport(int32_t x, int32_t y, const Size& size) {
+    getContext().viewport.setCurrentValue({ x, y, size });
     assert(gl::value::Viewport::Get() == getContext().viewport.getCurrentValue());
 }
 
@@ -48,8 +49,8 @@ void Backend::setFramebufferBinding(const gl::FramebufferID fbo) {
     }
 }
 
-void Backend::setViewportSize(const Size& size) {
-    getContext().viewport = { 0, 0, size };
+void Backend::setViewport(int32_t x, int32_t y, const Size& size) {
+    getContext().viewport = { x, y, size };
     assert(gl::value::Viewport::Get() == getContext().viewport.getCurrentValue());
 }