X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Funiformblock.cpp;h=498973f91de39dccf64512a00e0eceb1b3b2d63b;hb=9b2e1d2c6fe27574f10016b154dddad4f511996d;hp=a87a6a42386ed39ee04b7368524796decd64ecfe;hpb=c21d4de686e7abd51b0a779af00f06ce459e18d6;p=libs%2Fgl.git

diff --git a/source/uniformblock.cpp b/source/uniformblock.cpp
index a87a6a42..498973f9 100644
--- a/source/uniformblock.cpp
+++ b/source/uniformblock.cpp
@@ -1,4 +1,6 @@
 #include <stdexcept>
+#include <msp/gl/extensions/arb_shader_objects.h>
+#include <msp/gl/extensions/arb_uniform_buffer_object.h>
 #include "buffer.h"
 #include "color.h"
 #include "error.h"
@@ -14,13 +16,17 @@ namespace GL {
 
 UniformBlock::UniformBlock():
 	buf_range(0)
-{ }
+{
+	static Require _req(ARB_shader_objects);
+}
 
 UniformBlock::UniformBlock(unsigned s):
 	size(s),
 	data(size),
 	buf_range(0)
-{ }
+{
+	static Require _req(ARB_uniform_buffer_object);
+}
 
 UniformBlock::~UniformBlock()
 {
@@ -41,7 +47,7 @@ void UniformBlock::offset_changed()
 void UniformBlock::upload_data() const
 {
 	if(!buf_range)
-		buf_range = new BufferRange(*buffer, buffer_offset, size);
+		buf_range = new BufferRange(*get_buffer(), get_offset(), size);
 	buf_range->data(&data[0]);
 }
 
@@ -53,7 +59,7 @@ void UniformBlock::attach(int index, const Uniform &uni)
 void UniformBlock::attach(const Program::UniformInfo &info, const Uniform &uni)
 {
 	uniforms[info.location] = &uni;
-	if(buffer)
+	if(get_buffer())
 	{
 		uni.store(info, &data[info.location]);
 		dirty = true;
@@ -62,13 +68,13 @@ void UniformBlock::attach(const Program::UniformInfo &info, const Uniform &uni)
 
 void UniformBlock::apply(int index) const
 {
-	if((index>=0) != (buffer!=0))
+	if((index>=0) != (get_buffer()!=0))
 		throw invalid_operation("UniformBlock::apply");
 
-	if(buffer)
+	if(get_buffer())
 	{
 		if(dirty)
-			update_buffer_data();
+			update_buffer();
 		buf_range->bind_to(UNIFORM_BUFFER, index);
 	}
 	else