Improve server-only run, hide all sp shader debug message

src/graphics/sp/sp_shader.cpp

@@ -37,6 +37,7 @@ const std::map<std::string, std::pair<unsigned, SamplerType> >
         { "skinning_tex", { 0, ST_TEXTURE_BUFFER } }
 #endif
     };
+bool SPShader::m_sp_shader_debug = false;
 
 // ----------------------------------------------------------------------------
 void SPShader::addShaderFile(const std::string& name, GLint shader_type,
@@ -226,20 +227,20 @@ void SPShader::addAllUniforms(RenderPass rp)
         GLenum type;
         char name[100] = {};
         glGetActiveUniform(m_program[rp], i, 99, NULL, &size, &type, name);
-        if (size != 1)
+        if (size != 1 && m_sp_shader_debug)
         {
             Log::debug("SPShader", "Array of uniforms is not supported in"
                 " shader %s for %s.", m_name.c_str(), name);
             continue;
         }
         auto ret = supported_types.find(type);
-        if (ret == supported_types.end())
+        if (ret == supported_types.end() && m_sp_shader_debug)
         {
             Log::debug("SPShader", "%d type not supported", (unsigned)type);
             continue;
         }
         GLuint location = glGetUniformLocation(m_program[rp], name);
-        if (location == GL_INVALID_INDEX)
+        if (location == GL_INVALID_INDEX && m_sp_shader_debug)
         {
             Log::debug("SPShader", "%s uniform not found", name);
             continue;

src/graphics/sp/sp_shader.hpp

@@ -111,6 +111,8 @@ private:
     const std::array<bool, 6> m_srgb;
 
 public:
+    // ------------------------------------------------------------------------
+    static bool m_sp_shader_debug;
     // ------------------------------------------------------------------------
     SPShader(const std::string& name,
              const std::function<void(SPShader*)>& init_func,

src/main.cpp

@@ -191,6 +191,7 @@
 #include "graphics/particle_kind_manager.hpp"
 #include "graphics/referee.hpp"
 #include "graphics/sp/sp_base.hpp"
+#include "graphics/sp/sp_shader.hpp"
 #include "guiengine/engine.hpp"
 #include "guiengine/event_handler.hpp"
 #include "guiengine/dialog_queue.hpp"
@@ -571,6 +572,7 @@ void cmdLineHelp()
     "       --unlock-all       Permanently unlock all karts and tracks for testing.\n"
     "       --no-unlock-all    Disable unlock-all (i.e. base unlocking on player achievement).\n"
     "       --no-graphics      Do not display the actual race.\n"
+    "       --sp-shader-debug  Enables debug in sp shader, it will print all unavailable uniforms.\n"
     "       --demo-mode=t      Enables demo mode after t seconds of idle time in "
                                "main menu.\n"
     "       --demo-tracks=t1,t2 List of tracks to be used in demo mode. No\n"
@@ -734,10 +736,13 @@ int handleCmdLinePreliminary()
     if(CommandLine::has("--kartdir", &s))
         KartPropertiesManager::addKartSearchDir(s);
 
+#ifndef SERVER_ONLY
     if(CommandLine::has("--no-graphics") || CommandLine::has("-l"))
-    {
+#endif
         ProfileWorld::disableGraphics();
-    }
+
+    if (CommandLine::has("--sp-shader-debug"))
+        SP::SPShader::m_sp_shader_debug = true;
 
     if(CommandLine::has("--screensize", &s) || CommandLine::has("-s", &s))
     {