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#include <common.hpp>
#include <cstring>
#include <cstdio>
#include <chrono>
#include <fstream>
#include <sstream>
#ifndef __WIN32__
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <vector>
#include <texture.hpp>
#endif // __WIN32__
unsigned int millis(void) {
std::chrono::system_clock::time_point now=std::chrono::system_clock::now();
return std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()).count();
}
std::vector<std::string> StringTokenizer(const std::string& str, char delim)
{
std::vector<std::string> tokens;
std::istringstream is (str);
std::string token;
while (getline(is, token, delim))
tokens.push_back(token);
return tokens;
}
static GLuint *Gshader;
static GLint *tex_uni;
static GLint *coord_attrib;
static GLint *tex_attrib;
void useShader(GLuint *sh, GLint *tu, GLint *ca, GLint *ta)
{
Gshader = sh;
tex_uni = tu;
coord_attrib = ca;
tex_attrib = ta;
}
void drawRect(vec2 ll, vec2 ur)
{
GLfloat verts[] = {ll.x, ll.y, 1.0,
ur.x, ll.y, 1.0,
ur.x, ur.y, 1.0,
ur.x, ur.y, 1.0,
ll.x, ur.y, 1.0,
ll.x, ll.y, 1.0};
GLfloat tex[] = {0.0, 1.0,
1.0, 1.0,
1.0, 0.0,
1.0, 0.0,
0.0, 0.0,
0.0, 1.0};
glUniform1i(*tex_uni, 0);
glEnableVertexAttribArray(*coord_attrib);
glEnableVertexAttribArray(*tex_attrib);
glVertexAttribPointer(*coord_attrib, 3, GL_FLOAT, GL_FALSE, 0, verts);
glVertexAttribPointer(*tex_attrib, 2, GL_FLOAT, GL_FALSE, 0, tex);
glDrawArrays(GL_TRIANGLES, 0, 6);
glDisableVertexAttribArray(*tex_attrib);
glDisableVertexAttribArray(*coord_attrib);
}
void DEBUG_prints(const char* file, int line, const char *s,...)
{
va_list args;
printf("%s:%d: ", file, line);
va_start(args, s);
vprintf(s, args);
va_end(args);
}
void safeSetColor(int r, int g, int b)
{
r = static_cast<int>(fmax(fmin(r, 255), 0));
g = static_cast<int>(fmax(fmin(g, 255), 0));
b = static_cast<int>(fmax(fmin(b, 255), 0));
glColor3ub(r, g, b);
}
void safeSetColorA(int r,int g,int b,int a) {
r = static_cast<int>(fmax(fmin(r, 255), 0));
g = static_cast<int>(fmax(fmin(g, 255), 0));
b = static_cast<int>(fmax(fmin(b, 255), 0));
a = static_cast<int>(fmax(fmin(a, 255), 0));
glColor4ub(r, g, b, a);
}
int getdir(std::string dir, std::vector<std::string> &files)
{
#ifndef __WIN32__
DIR *dp;
struct dirent *dirp;
if (!(dp = opendir(dir.c_str()))) {
std::cout <<"Error ("<<errno<<") opening "<<dir<<std::endl;
return errno;
}
while((dirp = readdir(dp)))
files.push_back(std::string(dirp->d_name));
closedir(dp);
#else
HANDLE dirh;
WIN32_FIND_DATA file_data;
if ((dirh = FindFirstFile((dir + "/*").c_str(), &file_data)) == INVALID_HANDLE_VALUE)
return -1; /* No files found */
do {
const std::string file_name = file_data.cFileName;
const std::string full_file_name = dir + file_name;
const bool is_directory = (file_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0;
if (file_name[0] == '.')
continue;
if (is_directory)
continue;
files.push_back(file_name);
} while (FindNextFile(dirh, &file_data));
FindClose(dirh);
#endif // __WIN32__
return 0;
}
void strVectorSortAlpha(std::vector<std::string> *v)
{
static bool change;
do {
change = false;
for (unsigned int i=0; i < v->size() - 1; i++) {
if (v[0][i] > v[0][i + 1]) {
std::swap(v[0][i], v[0][i + 1]);
change = true;
}
}
} while (change);
}
const char *readFile(const char *path)
{
std::ifstream in (path,std::ios::in);
unsigned int size;
GLchar *buf;
if (!in.is_open())
UserError("Error reading file " + (std::string)path + "!");
in.seekg(0,in.end);
buf = new GLchar[(size = in.tellg()) + 1];
in.seekg(0,in.beg);
in.read(buf,size);
buf[size] = '\0';
in.close();
return buf;
}
void UserError(std::string reason)
{
std::cout << "User error: " << reason << "!\n";
abort();
}
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