From: David Gow <david@ingeniumdigital.com>
Date: Thu, 14 Aug 2014 13:44:14 +0000 (+0800)
Subject: Re-fix QuadTree GPU rendering, discard groups
X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=commitdiff_plain;h=dfd021b1505fb3924ae103d8aa27c6200d6ec3fd

Re-fix QuadTree GPU rendering, discard groups
---

diff --git a/src/document.cpp b/src/document.cpp
index 16cb8f9..35673d4 100644
--- a/src/document.cpp
+++ b/src/document.cpp
@@ -130,6 +130,8 @@ int Document::ClipObjectToQuadChild(int object_id, QuadTreeNodeChildren type)
 		m_objects.data_indices.push_back(m_objects.data_indices[object_id]);
 		return 1;
 		}
+	case GROUP:
+		break;
 	default:
 		Debug("Adding %s -> %s", m_objects.bounds[object_id].Str().c_str(), TransformToQuadChild(m_objects.bounds[object_id], type).Str().c_str());
 		m_objects.bounds.push_back(TransformToQuadChild(m_objects.bounds[object_id], type));
diff --git a/src/objectrenderer.cpp b/src/objectrenderer.cpp
index ed4db41..42ec8fd 100644
--- a/src/objectrenderer.cpp
+++ b/src/objectrenderer.cpp
@@ -42,7 +42,7 @@ void ObjectRenderer::RenderUsingGPU(unsigned first_obj_id, unsigned last_obj_id)
 
 	m_shader_program.Use();
 	m_ibo.Bind();
-	glDrawElements(GL_LINES, (last_index-first_index)*2, GL_UNSIGNED_INT, (GLvoid*)(first_index*sizeof(uint32_t)));
+	glDrawElements(GL_LINES, (last_index-first_index)*2, GL_UNSIGNED_INT, (GLvoid*)(2*first_index*sizeof(uint32_t)));
 }
 
 
@@ -329,7 +329,7 @@ void BezierRenderer::RenderUsingGPU(unsigned first_obj_id, unsigned last_obj_id)
 	glUniform1i(m_shader_program.GetUniformLocation("bezier_buffer_texture"), 0);
 	glUniform1i(m_shader_program.GetUniformLocation("bezier_id_buffer_texture"), 1);
 	m_ibo.Bind();
-	glDrawElements(GL_LINES, (last_index-first_index)*2, GL_UNSIGNED_INT, (GLvoid*)(first_index*sizeof(uint32_t)));
+	glDrawElements(GL_LINES, (last_index-first_index)*2, GL_UNSIGNED_INT, (GLvoid*)(2*first_index*sizeof(uint32_t)));
 }
 
 /**