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#ifndef slic3r_GLShader_hpp_
#define slic3r_GLShader_hpp_
#include <array>
#include <string>
#include <string_view>
#include "libslic3r/Point.hpp"
namespace Slic3r {
class GLShaderProgram
{
public:
enum class EShaderType
{
Vertex,
Fragment,
Geometry,
TessEvaluation,
TessControl,
Compute,
Count
};
typedef std::array<std::string, static_cast<size_t>(EShaderType::Count)> ShaderFilenames;
typedef std::array<std::string, static_cast<size_t>(EShaderType::Count)> ShaderSources;
private:
std::string m_name;
unsigned int m_id{ 0 };
public:
~GLShaderProgram();
bool init_from_files(const std::string& name, const ShaderFilenames& filenames, const std::initializer_list<std::string_view> &defines = {});
bool init_from_texts(const std::string& name, const ShaderSources& sources);
const std::string& get_name() const { return m_name; }
unsigned int get_id() const { return m_id; }
void start_using() const;
void stop_using() const;
bool set_uniform(const char* name, int value) const;
bool set_uniform(const char* name, bool value) const;
bool set_uniform(const char* name, float value) const;
bool set_uniform(const char* name, double value) const;
bool set_uniform(const char* name, const std::array<int, 2>& value) const;
bool set_uniform(const char* name, const std::array<int, 3>& value) const;
bool set_uniform(const char* name, const std::array<int, 4>& value) const;
bool set_uniform(const char* name, const std::array<float, 2>& value) const;
bool set_uniform(const char* name, const std::array<float, 3>& value) const;
bool set_uniform(const char* name, const std::array<float, 4>& value) const;
bool set_uniform(const char* name, const float* value, size_t size) const;
bool set_uniform(const char* name, const Transform3f& value) const;
bool set_uniform(const char* name, const Transform3d& value) const;
bool set_uniform(const char* name, const Matrix3f& value) const;
bool set_uniform(const char* name, const Vec3f& value) const;
bool set_uniform(const char* name, const Vec3d& value) const;
// returns -1 if not found
int get_attrib_location(const char* name) const;
// returns -1 if not found
int get_uniform_location(const char* name) const;
};
} // namespace Slic3r
#endif /* slic3r_GLShader_hpp_ */
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