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l/glrage: replace std::ifstream with FILE*

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rr- 2021-11-29 11:51:03 +01:00
parent ac3f4d5029
commit 5150a19cb7
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GPG key ID: CC65E6FD28CAE42A
1 changed files with 10 additions and 12 deletions
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22
lib/glrage_gl/Shader.cpp
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@ -4,8 +4,6 @@
#include <glrage_util/ErrorUtils.hpp>
#include <glrage_util/StringUtils.hpp>
#include <fstream>
#include <sstream>
#include <string>
namespace glrage {
@ -31,21 +29,21 @@ void Shader::bind()
Shader& Shader::fromFile(const std::string& path)
{
// open and check shader file
std::ifstream file;
file.open(path.c_str());
if (!file.good()) {
FILE* fp = fopen(path.c_str(), "rb");
if (!fp) {
throw std::runtime_error("Can't open shader file '" + path +
"': " + ErrorUtils::getSystemErrorString());
}
// read file to a string stream
std::stringstream stream;
stream << file.rdbuf();
file.close();
fseek(fp, 0, SEEK_END);
const auto size = ftell(fp);
fseek(fp, 0, SEEK_SET);
// convert stream to string
fromString(stream.str());
std::string content(size + 1, '\0');
fread(&content[0], 1, size, fp);
fclose(fp);
fromString(content.c_str());
return *this;
}