X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fopengl%2Ftexture2dmultisample_backend.cpp;h=f0675044b23cdb6b8fcf72dacf86bdb7b79f885d;hb=HEAD;hp=71f9e138abddee50a7c157c0ef7e33b0dfda7a3a;hpb=57ca8f2bd18525d80ed6ad5d3f72e57901162d55;p=libs%2Fgl.git

diff --git a/source/backends/opengl/texture2dmultisample_backend.cpp b/source/backends/opengl/texture2dmultisample_backend.cpp
index 71f9e138..f0675044 100644
--- a/source/backends/opengl/texture2dmultisample_backend.cpp
+++ b/source/backends/opengl/texture2dmultisample_backend.cpp
@@ -15,31 +15,35 @@ OpenGLTexture2DMultisample::OpenGLTexture2DMultisample():
 
 void OpenGLTexture2DMultisample::allocate()
 {
-	unsigned width = static_cast<const Texture2DMultisample *>(this)->width;
-	unsigned height = static_cast<const Texture2DMultisample *>(this)->height;
-	unsigned samples = static_cast<const Texture2DMultisample *>(this)->samples;
+	const Texture2DMultisample &self = *static_cast<const Texture2DMultisample *>(this);
 
 	if(!id)
-		generate_id();
+		create();
 
 	GLenum gl_fmt = get_gl_pixelformat(storage_fmt);
 	if(ARB_texture_storage_multisample)
 	{
 		if(ARB_direct_state_access)
-			glTextureStorage2DMultisample(id, samples, gl_fmt, width, height, false);
+			glTextureStorage2DMultisample(id, self.samples, gl_fmt, self.width, self.height, false);
 		else
 		{
 			bind_scratch();
-			glTexStorage2DMultisample(target, samples, gl_fmt, width, height, false);
+			glTexStorage2DMultisample(target, self.samples, gl_fmt, self.width, self.height, false);
 		}
 	}
 	else
 	{
 		bind_scratch();
-		glTexImage2DMultisample(target, samples, gl_fmt, width, height, false);
+		glTexImage2DMultisample(target, self.samples, gl_fmt, self.width, self.height, false);
 	}
 	apply_swizzle();
 }
 
+size_t OpenGLTexture2DMultisample::get_data_size() const
+{
+	const Texture2DMultisample &self = *static_cast<const Texture2DMultisample *>(this);
+	return self.width*self.height*get_pixel_size(format)*self.samples;
+}
+
 } // namespace GL
 } // namespace Msp