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#ifndef slic3r_OpenGLManager_hpp_
#define slic3r_OpenGLManager_hpp_
#include "GLShadersManager.hpp"
class wxWindow;
class wxGLCanvas;
class wxGLContext;
namespace Slic3r {
namespace GUI {
class OpenGLManager
{
public:
enum class EFramebufferType : unsigned char
{
Unknown,
Arb,
Ext
};
class GLInfo
{
bool m_detected{ false };
int m_max_tex_size{ 0 };
float m_max_anisotropy{ 0.0f };
std::string m_version;
std::string m_glsl_version;
std::string m_vendor;
std::string m_renderer;
public:
GLInfo() = default;
const std::string& get_version() const;
const std::string& get_glsl_version() const;
const std::string& get_vendor() const;
const std::string& get_renderer() const;
int get_max_tex_size() const;
float get_max_anisotropy() const;
bool is_version_greater_or_equal_to(unsigned int major, unsigned int minor) const;
bool is_glsl_version_greater_or_equal_to(unsigned int major, unsigned int minor) const;
std::string to_string(bool format_as_html, bool extensions) const;
private:
void detect() const;
};
#ifdef __APPLE__
// Part of hack to remove crash when closing the application on OSX 10.9.5 when building against newer wxWidgets
struct OSInfo
{
int major{ 0 };
int minor{ 0 };
int micro{ 0 };
};
#endif //__APPLE__
private:
enum class EMultisampleState : unsigned char
{
Unknown,
Enabled,
Disabled
};
bool m_gl_initialized{ false };
wxGLContext* m_context{ nullptr };
GLShadersManager m_shaders_manager;
static GLInfo s_gl_info;
#ifdef __APPLE__
// Part of hack to remove crash when closing the application on OSX 10.9.5 when building against newer wxWidgets
static OSInfo s_os_info;
#endif //__APPLE__
static bool s_compressed_textures_supported;
static EMultisampleState s_multisample;
static EFramebufferType s_framebuffers_type;
public:
OpenGLManager() = default;
~OpenGLManager();
bool init_gl();
wxGLContext* init_glcontext(wxGLCanvas& canvas);
GLShaderProgram* get_shader(const std::string& shader_name) { return m_shaders_manager.get_shader(shader_name); }
GLShaderProgram* get_current_shader() { return m_shaders_manager.get_current_shader(); }
static bool are_compressed_textures_supported() { return s_compressed_textures_supported; }
static bool can_multisample() { return s_multisample == EMultisampleState::Enabled; }
static bool are_framebuffers_supported() { return (s_framebuffers_type != EFramebufferType::Unknown); }
static EFramebufferType get_framebuffers_type() { return s_framebuffers_type; }
static wxGLCanvas* create_wxglcanvas(wxWindow& parent);
static const GLInfo& get_gl_info() { return s_gl_info; }
private:
static void detect_multisample(int* attribList);
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_OpenGLManager_hpp_
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