Created
March 1, 2020 19:16
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template for OpenGL with CMake, Conan, glad and glfw
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| cmake_minimum_required(VERSION 3.16) | |
| set(CMAKE_CONFIGURATION_TYPES Debug Release CACHE STRING "" FORCE) | |
| set(CMAKE_BUILD_TYPE Debug CACHE STRING "") | |
| project(cppgl) | |
| set(CMAKE_CXX_STANDARD 20) | |
| if (NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake") | |
| message(STATUS "Downloading conan.cmake from https://github.com/conan-io/cmake-conan") | |
| file(DOWNLOAD "https://raw.githubusercontent.com/conan-io/cmake-conan/v0.14/conan.cmake" | |
| "${CMAKE_BINARY_DIR}/conan.cmake") | |
| endif() | |
| include(${CMAKE_BINARY_DIR}/conan.cmake) | |
| conan_cmake_run(CONANFILE conanfile.txt | |
| BASIC_SETUP CMAKE_TARGETS | |
| BUILD missing) | |
| file(GLOB SRCS CONFIGURE_DEPENDS *.cpp *.h *.vert *.frag *.glsl *.geom) | |
| add_executable(cppgl ${SRCS} conanfile.txt) | |
| conan_target_link_libraries(cppgl) | |
| target_precompile_headers(cppgl PRIVATE pch.h) |
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| [requires] | |
| glfw/[>=3.3]@bincrafters/stable | |
| glad/[>=0.1.29]@bincrafters/stable | |
| glm/[>=0.9.9]@g-truc/stable | |
| [options] | |
| glad:profile=core | |
| glad:api_type=gl | |
| glad:api_version=4.6 | |
| glad:spec=gl | |
| glad:no_loader=False | |
| [generators] | |
| cmake | |
| cmake_find_package |
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| #include <GLFW/glfw3.h> | |
| #include <glad/glad.h> | |
| #include <iostream> | |
| #include <vector> | |
| static void printGLFWInfo(GLFWwindow* window) | |
| { | |
| int profile = glfwGetWindowAttrib(window, GLFW_OPENGL_PROFILE); | |
| const char* profileStr = ""; | |
| if (profile == GLFW_OPENGL_COMPAT_PROFILE) | |
| profileStr = "OpenGL Compatibility Profile"; | |
| else if (profile == GLFW_OPENGL_CORE_PROFILE) | |
| profileStr = "OpenGL Core Profile"; | |
| printf("GLFW %s %s\n", glfwGetVersionString(), profileStr); | |
| } | |
| static bool setupOpenGL() | |
| { | |
| if (!gladLoadGL()) | |
| { | |
| printf("Could not initialize OpenGL!\n"); | |
| return false; | |
| } | |
| printf("OpenGL %d.%d\n", GLVersion.major, GLVersion.minor); | |
| #define C(x) (x ? (const char*)x : "") | |
| std::cout << "GL_VERSION..........: " << C(glGetString(GL_VERSION)) << '\n'; | |
| std::cout << "GL_RENDERER.........: " << C(glGetString(GL_RENDERER)) << '\n'; | |
| std::cout << "GL_VENDOR...........: " << C(glGetString(GL_VENDOR)) << '\n'; | |
| std::cout << "GLSL_VERSION........: " << C(glGetString(GL_SHADING_LANGUAGE_VERSION)) << '\n'; | |
| std::cout << "-----------------------\n"; | |
| setupStderrDebugCallback(); | |
| glEnable(GL_DEPTH_TEST); | |
| glEnable(GL_BLEND); | |
| glDepthFunc(GL_LEQUAL); | |
| glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); | |
| return true; | |
| } | |
| int main() | |
| { | |
| glfwSetErrorCallback([](int error, const char* description) { | |
| fprintf(stderr, "GLFW Error %d: %s\n", error, description); | |
| }); | |
| if (!glfwInit()) | |
| return; | |
| glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4); | |
| glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 6); | |
| glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); | |
| glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); | |
| glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE); | |
| GLFWmonitor* monitor = fullscreen ? glfwGetPrimaryMonitor() : nullptr; | |
| window = glfwCreateWindow((int)windowWidth, (int)windowHeight, "Main Window", monitor, nullptr); | |
| if (!window) | |
| { | |
| glfwTerminate(); | |
| return; | |
| } | |
| glfwMakeContextCurrent(window); | |
| printGLFWInfo(window); | |
| if (!setupOpenGL()) | |
| exit(2); | |
| glfwSwapInterval(vsync); | |
| glfwSetKeyCallback(window, &::keyboardFunc); | |
| glfwSetScrollCallback(window, &::scrollFunc); | |
| glfwDestroyWindow(window); | |
| } |
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@Trass3r please update the conanfile for glad.
api_versionhas changed togl_versionapi_typedoesn't seem to exist anymoreprofilehas changed togl_profileOtherwise, thank you for the great help!