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Move OpenGL extension query into renderer backend

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This commit is contained in:
omigamedev
2026-06-04 19:39:06 +02:00
parent 11c7d87330
commit 1057dd488a
6 changed files with 159 additions and 21 deletions
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48
src/app_shaders.cpp
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@@ -6,16 +6,6 @@
namespace {
[[nodiscard]] GLenum extension_count_query() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::extension_count_query());
}
[[nodiscard]] GLenum extension_string_name() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::extension_string_name());
}
[[nodiscard]] pp::renderer::gl::OpenGlCapabilities shader_manager_capabilities() noexcept
{
pp::renderer::gl::OpenGlCapabilities capabilities;
@@ -27,6 +17,19 @@ namespace {
return capabilities;
}
void query_gl_integer(std::uint32_t name, std::int32_t* value) noexcept
{
GLint queried_value = 0;
glGetIntegerv(static_cast<GLenum>(name), &queried_value);
*value = static_cast<std::int32_t>(queried_value);
}
const char* query_gl_string_indexed(std::uint32_t name, std::uint32_t index) noexcept
{
return reinterpret_cast<const char*>(
glGetStringi(static_cast<GLenum>(name), static_cast<GLuint>(index)));
}
}
void App::initShaders()
@@ -37,17 +40,22 @@ void App::initShaders()
#endif // _DEBUG
render_task([] {
GLint n_exts;
glGetIntegerv(extension_count_query(), &n_exts);
std::vector<std::string> extension_storage;
const auto extensions_result = pp::renderer::gl::query_opengl_extensions(
pp::renderer::gl::OpenGlExtensionQueryDispatch {
.get_integer = query_gl_integer,
.get_string_indexed = query_gl_string_indexed,
});
if (!extensions_result.ok()) {
LOG("OpenGL extension query failed: %s", extensions_result.status().message);
return;
}
const auto& extension_storage = extensions_result.value();
std::vector<std::string_view> extension_views;
extension_storage.reserve(n_exts);
extension_views.reserve(n_exts);
for (int i = 0; i < n_exts; i++)
{
extension_storage.emplace_back((const char*)glGetStringi(extension_string_name(), i));
extension_views.push_back(extension_storage.back());
LOG("EXT: %s", extension_storage.back().c_str());
extension_views.reserve(extension_storage.size());
for (const auto& extension : extension_storage) {
extension_views.push_back(extension);
LOG("EXT: %s", extension.c_str());
}
const auto runtime = pp::renderer::gl::opengl_runtime_for_current_build();