// Define a simple fragment shader const char* fragmentShaderSource = R"glsl( #version 330 core out vec4 FragColor; void main() { FragColor = vec4(1.0f, 0.5f, 0.2f, 1.0f); } )glsl";
// Create and link the program GLuint program = glCreateProgram(); glAttachShader(program, vertexShader); glAttachShader(program, fragmentShader); glLinkProgram(program); Anton-s OpenGL 4 Tutorials books pdf file
// Create and compile the vertex shader GLuint vertexShader = glCreateShader(GL_VERTEX_SHADER); glShaderSource(vertexShader, 1, &vertexShaderSource, NULL); glCompileShader(vertexShader); // Define a simple fragment shader const char*