From 9657955e6244e949e82ef5be1ae147f20690603b Mon Sep 17 00:00:00 2001
From: jerrrrycho <jurek.pakula@gmail.com>
Date: Sat, 10 Oct 2026 15:05:47 +0200
Subject: [PATCH] refactor(sonar): use nullptr literal (cpp:S4962)

---
 gl/framebuffer.cpp  | 4 ++--
 gl/pbo.cpp          | 2 +-
 gl/shader.cpp       | 6 +++---
 input/messaging.cpp | 2 +-
 scripting/PyInt.cpp | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/gl/framebuffer.cpp b/gl/framebuffer.cpp
index af1f63de..898c8e07 100644
--- a/gl/framebuffer.cpp
+++ b/gl/framebuffer.cpp
@@ -91,14 +91,14 @@ void gl::framebuffer::blit(framebuffer *src, framebuffer *dst, int sx, int sy, i
 
         {
             GLenum outputs[8] = { GL_NONE };
-            outputs[attachment_n] = src != 0 ? attachment : GL_BACK_LEFT;
+            outputs[attachment_n] = src != nullptr ? attachment : GL_BACK_LEFT;
 
             glReadBuffer(attachment);
         }
 
         {
             GLenum outputs[8] = { GL_NONE };
-            outputs[attachment_n] = dst != 0 ? attachment : GL_BACK_LEFT;
+            outputs[attachment_n] = dst != nullptr ? attachment : GL_BACK_LEFT;
 
             glDrawBuffers(attachment_n + 1, outputs);
         }
diff --git a/gl/pbo.cpp b/gl/pbo.cpp
index 6923e09d..4cad2c9d 100644
--- a/gl/pbo.cpp
+++ b/gl/pbo.cpp
@@ -12,7 +12,7 @@ void gl::pbo::request_read(int x, int y, int lx, int ly, int pixsize, GLenum for
     sync.reset();
 
     bind(PIXEL_PACK_BUFFER);
-    glReadPixels(x, y, lx, ly, format, type, 0);
+    glReadPixels(x, y, lx, ly, format, type, nullptr);
     unbind(PIXEL_PACK_BUFFER);
 
     sync.emplace();
diff --git a/gl/shader.cpp b/gl/shader.cpp
index 5d818833..7815a470 100644
--- a/gl/shader.cpp
+++ b/gl/shader.cpp
@@ -313,7 +313,7 @@ gl::shader::shader(const std::string &filename)
     const GLchar *cstr = source.second.c_str();
 
     **this = glCreateShader(source.first);
-    glShaderSource(*this, 1, &cstr, 0);
+    glShaderSource(*this, 1, &cstr, nullptr);
     glCompileShader(*this);
 
     GLint status;
@@ -321,7 +321,7 @@ gl::shader::shader(const std::string &filename)
     if (!status)
     {
         GLchar info[512];
-        glGetShaderInfoLog(*this, 512, 0, info);
+        glGetShaderInfoLog(*this, 512, nullptr, info);
         log_error(std::string(info));
 
         throw shader_exception("failed to compile " + filename + ": " + std::string(info));
@@ -395,7 +395,7 @@ void gl::program::link()
     if (!status)
     {
         GLchar info[512];
-        glGetProgramInfoLog(*this, 512, 0, info);
+        glGetProgramInfoLog(*this, 512, nullptr, info);
         throw shader_exception("failed to link program: " + std::string(info));
     }
 
diff --git a/input/messaging.cpp b/input/messaging.cpp
index 36ed853c..754defb4 100644
--- a/input/messaging.cpp
+++ b/input/messaging.cpp
@@ -66,7 +66,7 @@ OnCommandGet(multiplayer::DaneRozkaz *pRozkaz)
                 if( event != nullptr ) {
                     if( typeid(*event) == typeid(multi_event)
                      || typeid(*event) == typeid(lights_event)
-                     || event->m_sibling != 0 ) {
+                     || event->m_sibling != nullptr ) {
                         // tylko jawne albo niejawne Multiple
 						command_relay relay;
 						relay.post(user_command::queueevent, 0.0, 0.0, GLFW_PRESS, 0, glm::vec3(0.0f), &event->name());
diff --git a/scripting/PyInt.cpp b/scripting/PyInt.cpp
index 53daec43..8ffa29e1 100644
--- a/scripting/PyInt.cpp
+++ b/scripting/PyInt.cpp
@@ -395,7 +395,7 @@ void python_taskqueue::exit()
 auto python_taskqueue::insert(task_request const &Task) -> bool
 {
 
-	if (!m_initialized || false == Global.python_enabled || Task.renderer.empty() || Task.input == nullptr || Task.target == 0)
+	if (!m_initialized || false == Global.python_enabled || Task.renderer.empty() || Task.input == nullptr || Task.target == nullptr)
 	{
 		return false;
 	}