X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fopengl%2Fbuffer_backend.cpp;h=13944a86d439231e93603b84454fceed5f781900;hb=99ca354f18119f82f1adeca100cd665a8f640317;hp=a0404e7b143066a479efe1c67f33adb117aa0676;hpb=be6ffe96ecb4707599fe1a6f620c348760213d46;p=libs%2Fgl.git

diff --git a/source/backends/opengl/buffer_backend.cpp b/source/backends/opengl/buffer_backend.cpp
index a0404e7b..13944a86 100644
--- a/source/backends/opengl/buffer_backend.cpp
+++ b/source/backends/opengl/buffer_backend.cpp
@@ -6,14 +6,13 @@
 #include <msp/gl/extensions/oes_mapbuffer.h>
 #include "buffer.h"
 #include "buffer_backend.h"
+#include "device.h"
 
 using namespace std;
 
 namespace Msp {
 namespace GL {
 
-OpenGLBuffer *OpenGLBuffer::scratch_binding = 0;
-
 OpenGLBuffer::OpenGLBuffer()
 {
 	static Require _req(ARB_vertex_buffer_object);
@@ -24,11 +23,18 @@ OpenGLBuffer::OpenGLBuffer()
 		glGenBuffers(1, &id);
 }
 
+OpenGLBuffer::OpenGLBuffer(OpenGLBuffer &&other):
+	id(other.id)
+{
+	other.id = 0;
+}
+
 OpenGLBuffer::~OpenGLBuffer()
 {
-	if(this==scratch_binding)
+	if(this==Device::get_current().get_state().scratch_buffer)
 		unbind_scratch();
-	glDeleteBuffers(1, &id);
+	if(id)
+		glDeleteBuffers(1, &id);
 }
 
 void OpenGLBuffer::allocate()
@@ -84,7 +90,6 @@ void *OpenGLBuffer::map()
 
 bool OpenGLBuffer::unmap()
 {
-	// TODO check if it's mapped
 	if(ARB_direct_state_access)
 		return glUnmapNamedBuffer(id);
 	else if(OES_mapbuffer)
@@ -109,6 +114,7 @@ void OpenGLBuffer::set_debug_name(const string &name)
 
 void OpenGLBuffer::bind_scratch()
 {
+	const OpenGLBuffer *&scratch_binding = Device::get_current().get_state().scratch_buffer;
 	if(scratch_binding!=this)
 	{
 		glBindBuffer(GL_ARRAY_BUFFER, id);
@@ -118,6 +124,7 @@ void OpenGLBuffer::bind_scratch()
 
 void OpenGLBuffer::unbind_scratch()
 {
+	const OpenGLBuffer *&scratch_binding = Device::get_current().get_state().scratch_buffer;
 	if(scratch_binding)
 	{
 		glBindBuffer(GL_ARRAY_BUFFER, 0);