From c10c05365187cf717e3e95c446fdc6a890b114bd Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 22 Aug 2012 15:28:40 +0300
Subject: [PATCH] Make RenderPass shprog and shdata settable from code

For consistency with other similar interfaces, the pointers are now
const.  As a consequence, a uniforms statement in a datafile overrides
any previous uniforms.
---
 source/renderpass.cpp | 14 ++++++++++----
 source/renderpass.h   |  7 ++++---
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/source/renderpass.cpp b/source/renderpass.cpp
index b0289284..de5ac07f 100644
--- a/source/renderpass.cpp
+++ b/source/renderpass.cpp
@@ -32,10 +32,16 @@ RenderPass::RenderPass(const RenderPass &other):
 
 RenderPass::~RenderPass()
 {
-	delete shdata;
 	delete texturing;
 }
 
+void RenderPass::set_shader_program(const Program *prog, const ProgramData *data)
+{
+	shprog = prog;
+	shdata = data;
+	shdata.keep();
+}
+
 void RenderPass::set_material(const Material *mat)
 {
 	material = mat;
@@ -112,9 +118,9 @@ void RenderPass::Loader::uniforms()
 {
 	if(!obj.shprog)
 		throw invalid_operation("RenderPass::Loader::uniforms");
-	if(!obj.shdata)
-		obj.shdata = new ProgramData;
-	load_sub(*obj.shdata);
+	RefPtr<ProgramData> shd = new ProgramData;
+	load_sub(*shd);
+	obj.shdata = shd;
 }
 
 
diff --git a/source/renderpass.h b/source/renderpass.h
index 5af733dc..ac752ae2 100644
--- a/source/renderpass.h
+++ b/source/renderpass.h
@@ -57,8 +57,8 @@ private:
 		void texture2d();
 	};
 
-	Program *shprog;
-	ProgramData *shdata;
+	const Program *shprog;
+	RefPtr<const ProgramData> shdata;
 	RefPtr<const Material> material;
 	Texturing *texturing;
 	std::map<std::string, unsigned> tex_names;
@@ -69,8 +69,9 @@ public:
 	RenderPass(const RenderPass &);
 	~RenderPass();
 
+	void set_shader_program(const Program *, const ProgramData *);
 	const Program *get_shader_program() const { return shprog; }
-	const ProgramData *get_shader_data() const { return shdata; }
+	const ProgramData *get_shader_data() const { return shdata.get(); }
 	void set_material(const Material *);
 	const Material *get_material() const { return material.get(); }
 	void set_texture(unsigned, const Texture *);
-- 
2.43.0