SnapdragonCamera: Add FullScreen Preview when in Panoramic shoot

Changed the Panoramic preview to full screen
Resized the warped preview image to smaller Size
and render on top of the full screen preview image
Warped preview image can be turned on/off

Change-Id: I859839542ce94c5f70d7fe7983e93b5e9534b415

1 files changed, 6 insertions, 4 deletions

diff --git a/jni/feature_mos/src/mosaic_renderer/Renderer.cpp b/jni/feature_mos/src/mosaic_renderer/Renderer.cpp
index b9938eb6b..8d0632402 100755..100644
--- a/jni/feature_mos/src/mosaic_renderer/Renderer.cpp
+++ b/jni/feature_mos/src/mosaic_renderer/Renderer.cpp
@@ -111,8 +111,8 @@ GLuint Renderer::createProgram(const char* pVertexSource, const char* pFragmentS
 }
 
 // Set this renderer to use the default frame-buffer (screen) and
-// set the viewport size to be the given width and height (pixels).
-bool Renderer::SetupGraphics(int width, int height)
+// set the viewport size to be the given x, y, width and height (pixels).
+bool Renderer::SetupGraphics(int x, int y, int width, int height)
 {
     bool succeeded = false;
     do {
@@ -131,8 +131,10 @@ bool Renderer::SetupGraphics(int width, int height)
         mFrameBuffer = NULL;
         mSurfaceWidth = width;
         mSurfaceHeight = height;
+        mSurfaceXOffset = x;
+        mSurfaceYOffset = y;
 
-        glViewport(0, 0, mSurfaceWidth, mSurfaceHeight);
+        glViewport(mSurfaceXOffset, mSurfaceYOffset, mSurfaceWidth, mSurfaceHeight);
         if (!checkGlError("glViewport")) break;
         succeeded = true;
     } while (false);
@@ -176,7 +178,7 @@ bool Renderer::Clear(float r, float g, float b, float a)
     bool succeeded = false;
     do {
         bool rt = (mFrameBuffer == NULL)?
-                SetupGraphics(mSurfaceWidth, mSurfaceHeight) :
+                SetupGraphics(mSurfaceXOffset, mSurfaceYOffset, mSurfaceWidth, mSurfaceHeight) :
                 SetupGraphics(mFrameBuffer);
 
         if(!rt)