X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=src%2Fview.cpp;h=b8e101973a97c13b7254d32110f3e035ddc1aff9;hb=ea748154f1bc7dbc81cb52611a52865e63109439;hp=52a4c6db0dbad7cd441263e4668e2ed119035716;hpb=7bd1c291a120559e209996a572f437cbe6f3e4a4;p=ipdf%2Fcode.git

diff --git a/src/view.cpp b/src/view.cpp
index 52a4c6d..b8e1019 100644
--- a/src/view.cpp
+++ b/src/view.cpp
@@ -22,7 +22,7 @@ View::View(Document & document, Screen & screen, const Rect & bounds, const Colo
 		m_render_dirty(true), m_document(document), m_screen(screen), m_cached_display(), m_bounds(bounds), m_colour(colour), m_bounds_ubo(), 
 		m_objbounds_vbo(), m_object_renderers(NUMBER_OF_OBJECT_TYPES), m_cpu_rendering_pixels(NULL),
 		m_perform_shading(USE_SHADING), m_show_bezier_bounds(false), m_show_bezier_type(false),
-		m_show_fill_points(false), m_show_fill_bounds(false)
+		m_show_fill_points(false), m_show_fill_bounds(false), m_lazy_rendering(true)
 {
 	Debug("View Created - Bounds => {%s}", m_bounds.Str().c_str());
 
@@ -160,7 +160,7 @@ void View::Render(int width, int height)
 	}
 
 	// View bounds have not changed; blit the FrameBuffer as it is
-	if (!m_bounds_dirty)
+	if (!m_bounds_dirty && m_lazy_rendering)
 	{
 		m_cached_display.UnBind();
 		m_cached_display.Blit();
@@ -171,7 +171,7 @@ void View::Render(int width, int height)
 	m_cached_display.Clear();
 
 #ifndef QUADTREE_DISABLED
-	if (m_bounds_dirty)
+	if (m_bounds_dirty || !m_lazy_rendering)
 	{
 		if ( false &&  (m_bounds.x > 1.0 || m_bounds.x < 0.0 || m_bounds.y > 1.0 || m_bounds.y < 0.0 || m_bounds.w > 1.0 || m_bounds.h > 1.0))
 		{
@@ -363,8 +363,11 @@ void View::RenderRange(int width, int height, unsigned first_obj, unsigned last_
 	if (m_render_dirty) // document has changed
 		PrepareRender();
 
-	if (m_buffer_dirty || m_bounds_dirty) // object bounds have changed
-		UpdateObjBoundsVBO(first_obj, last_obj);
+	if (m_buffer_dirty || m_bounds_dirty || !m_lazy_rendering) // object bounds have changed
+	{
+		if (m_use_gpu_rendering)
+			UpdateObjBoundsVBO(first_obj, last_obj);
+	}
 
 	if (m_use_gpu_transform)
 	{
@@ -464,10 +467,13 @@ void View::PrepareRender()
 {
 	Debug("Recreate buffers with %u objects", m_document.ObjectCount());
 	// Prepare bounds vbo
-	m_bounds_ubo.Invalidate();
-	m_bounds_ubo.SetType(GraphicsBuffer::BufferTypeUniform);
-	m_bounds_ubo.SetUsage(GraphicsBuffer::BufferUsageStreamDraw);
-	m_bounds_ubo.SetName("m_bounds_ubo: Screen bounds.");
+	if (UsingGPURendering())
+	{
+		m_bounds_ubo.Invalidate();
+		m_bounds_ubo.SetType(GraphicsBuffer::BufferTypeUniform);
+		m_bounds_ubo.SetUsage(GraphicsBuffer::BufferUsageStreamDraw);
+		m_bounds_ubo.SetName("m_bounds_ubo: Screen bounds.");
+	}
 	
 	// Instead of having each ObjectRenderer go through the whole document
 	//  we initialise them, go through the document once adding to the appropriate Renderers
@@ -490,11 +496,31 @@ void View::PrepareRender()
 		//Debug("Object of type %d", type);
 	}
 
+
 	// Finish the buffers
 	for (unsigned i = 0; i < m_object_renderers.size(); ++i)
 	{
 		m_object_renderers[i]->FinaliseBuffers();
 	}
-	dynamic_cast<BezierRenderer*>(m_object_renderers[BEZIER])->PrepareBezierGPUBuffer(m_document.m_objects);
+	if (UsingGPURendering())
+		dynamic_cast<BezierRenderer*>(m_object_renderers[BEZIER])->PrepareBezierGPUBuffer(m_document.m_objects);
 	m_render_dirty = false;
 }
+
+void View::SaveCPUBMP(const char * filename)
+{
+	bool prev = UsingGPURendering();
+	SetGPURendering(false);
+	Render(800, 600);
+	ObjectRenderer::SaveBMP({m_cpu_rendering_pixels, 800, 600}, filename);
+	SetGPURendering(prev);
+}
+
+void View::SaveGPUBMP(const char * filename)
+{
+	bool prev = UsingGPURendering();
+	SetGPURendering(true);
+	Render(800,600);
+	m_screen.ScreenShot(filename);
+	SetGPURendering(prev);	
+}