From e9374cde7e471b0150140b37e5bd7cd5a0d720d9 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 26 Oct 2016 18:16:34 +0300
Subject: [PATCH] Always print shader and program info logs in debug mode

They may contain useful warnings even if the code was accepted.
---
 source/program.cpp | 7 +++++++
 source/shader.cpp  | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/source/program.cpp b/source/program.cpp
index 021b2348..82308b34 100644
--- a/source/program.cpp
+++ b/source/program.cpp
@@ -8,6 +8,7 @@
 #include <msp/gl/extensions/arb_vertex_shader.h>
 #include <msp/gl/extensions/ext_gpu_shader4.h>
 #include <msp/gl/extensions/nv_non_square_matrices.h>
+#include <msp/io/print.h>
 #include <msp/strings/format.h>
 #include "buffer.h"
 #include "error.h"
@@ -115,6 +116,12 @@ void Program::link()
 	if(!linked)
 		throw compile_error(get_info_log());
 
+#ifdef DEBUG
+	std::string info_log = get_info_log();
+	if(!info_log.empty())
+		IO::print("Program link info log:\n%s", info_log);
+#endif
+
 	unsigned count = get_program_i(id, GL_ACTIVE_UNIFORMS);
 	vector<UniformInfo *> uniforms_by_index(count);
 	for(unsigned i=0; i<count; ++i)
diff --git a/source/shader.cpp b/source/shader.cpp
index 17bf3fad..b620641e 100644
--- a/source/shader.cpp
+++ b/source/shader.cpp
@@ -2,6 +2,7 @@
 #include <msp/gl/extensions/arb_shader_objects.h>
 #include <msp/gl/extensions/arb_vertex_shader.h>
 #include <msp/gl/extensions/ext_geometry_shader4.h>
+#include <msp/io/print.h>
 #include "error.h"
 #include "misc.h"
 #include "shader.h"
@@ -64,6 +65,12 @@ void Shader::compile()
 	compiled = get_shader_i(id, GL_COMPILE_STATUS);
 	if(!compiled)
 		throw compile_error(get_info_log());
+
+#ifdef DEBUG
+	string info_log = get_info_log();
+	if(!info_log.empty())
+		IO::print("Shader compile info log:\n%s", info_log);
+#endif
 }
 
 string Shader::get_info_log() const
-- 
2.45.2