Convert gl3w to glbinding

.clang-tidy

@@ -3,14 +3,4 @@ Checks:          'portability-*,performance-*,readability-*,cppcoreguidelines-*,
 HeaderFilterRegex: '.*'
 AnalyzeTemporaryDtors: false
 FormatStyle:     none
-CheckOptions:
-  - { key: readability-identifier-naming.NamespaceCase,       value: camelBack  }
-  - { key: readability-identifier-naming.ClassCase,           value: CamelCase  }
-  - { key: readability-identifier-naming.PrivateMemberPrefix, value: m          }
-  - { key: readability-identifier-naming.PrivateMemberCase,   value: CamelCase  }
-  - { key: readability-identifier-naming.StructCase,          value: CamelCase  }
-  - { key: readability-identifier-naming.FunctionCase,        value: camelBack  }
-  - { key: readability-identifier-naming.VariableCase,        value: camelBack  }
-  - { key: readability-identifier-naming.GlobalConstantCase,  value: UPPER_CASE }
-  - { key: readability-identifier-naming.LocalConstantCase,   value: CamelBack }
 ...

CMakeLists.txt

@@ -20,4 +20,3 @@ endif()
 add_subdirectory(window)
 add_subdirectory(opengl)
 add_subdirectory(shaders)
-

opengl/CMakeLists.txt

@@ -1,8 +1,8 @@
 # ${CMAKE_SOURCE_DIR}/window/CMakeLists.txt
-find_package(SDL2   REQUIRED)
+find_package(SDL2      REQUIRED)
 set(OpenGL_GL_PREFERENCE "GLVND")
-find_package(OpenGL REQUIRED)
-find_package(gl3w   REQUIRED)
+find_package(OpenGL    REQUIRED)
+find_package(glbinding REQUIRED)
 
 if(UNIX AND ENABLE_X11)
   find_package(X11 REQUIRED)
@@ -51,7 +51,7 @@ set(
   demos
   fixedPipelineOpenGLSDL
   programmablePipelineOpenGLSDL
-  programmablePipelineGl3wSDL
+  programmablePipelineGlBindingSDL
   programmablePipelineSDL2EGL
 )
 
@@ -65,7 +65,7 @@ foreach(demo IN LISTS demos)
     ${demo}
     PRIVATE
     OpenGL::GL
-    gl3w::gl3w
+    glbinding::glbinding
     SDL2::SDL2
     SDL2::SDL2main
     options::options

opengl/shaders/CMakeLists.txt

@@ -36,7 +36,7 @@ foreach(sample IN LISTS samples)
     SDL2::SDL2
     SDL2::SDL2main
     options::options
-    gl3w::gl3w
+    glbinding::glbinding
     glm::glm
   )
 

opengl/shaders/controlTriangleColorWithMousePosition.cpp

@@ -11,11 +11,13 @@
 #include <string_view>
 // GLM
 #include <glm/vec4.hpp>
-// GL3W
-#include <GL/gl3w.h>
+// glbinding
+#include <glbinding/gl/gl.h>
+#include <glbinding/glbinding.h>
 // SDL
 #include <SDL2/SDL.h>
-#include <SDL2/SDL_opengl.h>
+
+using namespace gl;
 
 static constexpr auto GL3D_SUCCESS       = 0;
 static constexpr auto GL_SHADER_FAILURE  = std::numeric_limits<std::uint32_t>::max();
@@ -35,7 +37,7 @@ static void DebugCallback(GLenum source, GLenum type, GLuint id, GLenum severity
     return;
   }
 
-  std::cout << source << " : " << message << '\n';
+  std::cout << message << '\n';
 }
 
 static auto parseProgramOptions(int argc, char **argv) -> std::optional<std::pair<int, int>> {
@@ -49,7 +51,7 @@ static auto parseProgramOptions(int argc, char **argv) -> std::optional<std::pai
 static auto checkShaderCompilation(GLuint shader) -> bool {
   GLint compiled;
   glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
-  if(compiled != GL_TRUE) {
+  if(compiled != 1) {
     GLsizei log_length = 0;
     GLchar message[1024];
     glGetShaderInfoLog(shader, 1024, &log_length, message);
@@ -73,7 +75,7 @@ static auto createShader(GLenum shaderType, const char *shaderSource) -> GLuint
 static auto checkProgramLinkage(GLuint program) -> bool {
   GLint program_linked;
   glGetProgramiv(program, GL_LINK_STATUS, &program_linked);
-  if(program_linked != GL_TRUE) {
+  if(program_linked != 1) {
     GLsizei log_length = 0;
     GLchar message[1024];
     glGetProgramInfoLog(program, 1024, &log_length, message);
@@ -138,10 +140,7 @@ auto main(int argc, char *argv[]) -> int {
   // Enable vsync
   SDL_GL_SetSwapInterval(1);
 
-  if(gl3wInit() != GL3D_SUCCESS) {
-    std::cerr << "Can not initialize GL3W!\n";
-    return EXIT_FAILURE;
-  }
+  glbinding::initialize(nullptr, false);
 
   // Set OpenGL Debug Callback
   if(glDebugMessageCallback) {

opengl/shaders/drawCube.cpp

@@ -10,11 +10,13 @@
 #include <string_view>
 // GLM
 #include <glm/vec4.hpp>
-// GL3W
-#include <GL/gl3w.h>
+// glbinding
+#include <glbinding/gl/gl.h>
+#include <glbinding/glbinding.h>
 // SDL
 #include <SDL2/SDL.h>
-#include <SDL2/SDL_opengl.h>
+
+using namespace gl;
 
 [[maybe_unused]] static constexpr auto GL3D_SUCCESS       = 0;
 
@@ -39,7 +41,7 @@ static void DebugCallback(GLenum source, GLenum type, GLuint id, GLenum severity
     return;
   }
 
-  std::cout << source << " : " << message << '\n';
+  std::cout << message << '\n';
 }
 
 static auto parseProgramOptions(int argc, char **argv) -> std::optional<std::pair<int, int>> {
@@ -53,7 +55,7 @@ static auto parseProgramOptions(int argc, char **argv) -> std::optional<std::pai
 static auto checkShaderCompilation(GLuint shader) -> bool {
   GLint compiled;
   glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
-  if(compiled != GL_TRUE) {
+  if(compiled != 1) {
     GLsizei log_length = 0;
     GLchar message[1024];
     glGetShaderInfoLog(shader, 1024, &log_length, message);
@@ -77,7 +79,7 @@ static auto createShader(GLenum shaderType, const char *shaderSource) -> GLuint
 static auto checkProgramLinkage(GLuint program) -> bool {
   GLint program_linked;
   glGetProgramiv(program, GL_LINK_STATUS, &program_linked);
-  if(program_linked != GL_TRUE) {
+  if(program_linked != 1) {
     GLsizei log_length = 0;
     GLchar message[1024];
     glGetProgramInfoLog(program, 1024, &log_length, message);
@@ -142,10 +144,7 @@ auto main(int argc, char *argv[]) -> int {
   // Enable vsync
   SDL_GL_SetSwapInterval(SDL_SWAP_SYNCHRONIZED);
 
-  if(gl3wInit() != GL3D_SUCCESS) {
-    std::cerr << "Can not initialize GL3W!\n";
-    return EXIT_FAILURE;
-  }
+  glbinding::initialize(nullptr, false);
 
   // Set OpenGL Debug Callback
   if(glDebugMessageCallback) {