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Merge pull request #143 from luadebug/opengl

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fix `pixi run examples` for linux
This commit is contained in:
Orange++
2026-01-30 16:00:50 +03:00
committed by GitHub
parent 43c8f2e6a5 72404f2159
commit 510e3d7d1c
3 changed files with 44 additions and 4 deletions
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2
.gitignore vendored
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@@ -7,6 +7,8 @@
/clang-coverage/
*.gcov
*.bin
# pixi lock
pixi.lock
# pixi environments
.pixi/*
!.pixi/config.toml

28
examples/example_glfw3.cpp
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@@ -120,9 +120,14 @@ int main()
return -1;
}
std::cout << "GLFW Version: " << glfwGetVersionString() << "\n";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
// Force GLX context creation API to ensure compatibility with GLEW
glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_NATIVE_CONTEXT_API);
#ifdef __APPLE__
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
#endif
@@ -141,15 +146,30 @@ int main()
glfwMakeContextCurrent(window);
glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
// Check if context is valid using standard GL
const GLubyte* renderer = glGetString(GL_RENDERER);
const GLubyte* version = glGetString(GL_VERSION);
if (renderer && version) {
std::cout << "Renderer: " << renderer << "\n";
std::cout << "OpenGL version supported: " << version << "\n";
} else {
std::cerr << "Failed to get GL_RENDERER or GL_VERSION. Context might be invalid.\n";
}
// ---------- GLEW init ----------
glewExperimental = GL_TRUE;
GLenum glewErr = glewInit();
if (glewErr != GLEW_OK)
{
std::cerr << "Failed to initialize GLEW: " << reinterpret_cast<const char*>(glewGetErrorString(glewErr))
<< "\n";
glfwTerminate();
return -1;
// Ignore NO_GLX_DISPLAY if we have a valid context
if (glewErr == GLEW_ERROR_NO_GLX_DISPLAY && renderer) {
std::cerr << "GLEW warning: " << glewGetErrorString(glewErr) << " (Ignored because context seems valid)\n";
} else {
std::cerr << "Failed to initialize GLEW: " << reinterpret_cast<const char*>(glewGetErrorString(glewErr))
<< "\n";
glfwTerminate();
return -1;
}
}
// ---------- GL state ----------

18
pixi.toml
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@@ -37,6 +37,15 @@ ninja = ">=1.13.2,<2"
[target.linux-64.dependencies]
mesa-libgl-devel-cos7-x86_64 = ">=18.3.4,<19"
xorg-x11-server-xvfb-cos7-x86_64 = ">=1.20.4,<2"
[target.linux-64.activation.env]
__GLX_VENDOR_LIBRARY_NAME = "mesa"
EGL_PLATFORM = "x11"
GLFW_PLATFORM = "x11"
[target.linux-64.tasks]
examples = { cwd = "pixi", cmd = "xvfb-run -a -s '-screen 0 1024x768x24 +extension GLX +render' cmake -DCMAKE_BUILD_TYPE=Debug -P run.examples.cmake", depends-on = ["build"] }
[target.win-64.dependencies]
mesa-libgl-devel-cos7-x86_64 = ">=18.3.4,<19"
@@ -49,3 +58,12 @@ mesa-libgl-devel-cos7-aarch64 = ">=18.3.4,<19"
[target.linux-aarch64.dependencies]
mesa-libgl-devel-cos7-aarch64 = ">=18.3.4,<19"
xorg-x11-server-xvfb-cos7-aarch64 = ">=1.20.4,<2"
[target.linux-aarch64.activation.env]
__GLX_VENDOR_LIBRARY_NAME = "mesa"
EGL_PLATFORM = "x11"
GLFW_PLATFORM = "x11"
[target.linux-aarch64.tasks]
examples = { cwd = "pixi", cmd = "xvfb-run -a -s '-screen 0 1024x768x24 +extension GLX +render' cmake -DCMAKE_BUILD_TYPE=Debug -P run.examples.cmake", depends-on = ["build"] }