NBEngine/engine/NBGraphics/src/ProgramPipeline.cpp

75 lines
1.8 KiB
C++

#include "ProgramPipeline.hpp"
namespace nb{
using ShaderErrCodes = ShaderError::Codes;
const std::string ShaderError::type = "nb::ShaderError";
const ErrorCodeMap ShaderError::ErrorMessages = {
{ShaderErrCodes::UNDEFINED, "Error"}
};
using ProgramErrCodes = ProgramError::Codes;
const std::string ProgramError::type = "nb::ProgramError";
const ErrorCodeMap ProgramError::ErrorMessages = {
{ProgramErrCodes::UNDEFINED, "Error"},
{ProgramErrCodes::LINKING_ERROR, "Linker error"}
};
Shader::Shader(GLenum target_, const std::string& source_) : target(target_) {
declare();
_success = status(GL_COMPILE_STATUS);
}
Shader::Shader(Shader&& cpy) : target(cpy.target) {
_id = cpy._id;
}
Shader::operator bool() { return _success; }
GLint Shader::status(GLenum parameter) const {
GLint param = 0;
glGetShaderiv(_id, parameter, &param);
return param;
}
std::string Shader::log() const {
GLint logsize = status(GL_INFO_LOG_LENGTH);
char* log_ = new char[logsize];
glGetShaderInfoLog(_id, logsize, NULL, log_);
std::string ret(log_, logsize);
delete[] log_;
return ret;
}
Program::Program(SharedVector<Shader> shaders_) {
declare();
for (auto shad_ptr : shaders_) {
glAttachShader(_id, shad_ptr->id());
}
glLinkProgram(_id);
_success = status(GL_LINK_STATUS);
if (!_success) {
WARN(log(), 0x01);
}
}
Program::operator bool() { return _success; }
GLint Program::status(GLenum parameter) const {
GLint param = 0;
glGetProgramiv(_id, parameter, &param);
return param;
}
std::string Program::log() const {
GLint logsize = status(GL_INFO_LOG_LENGTH);
char* log_ = new char[logsize];
glGetProgramInfoLog(_id, logsize, NULL, log_);
std::string ret(log_, logsize);
delete[] log_;
return ret;
}
}