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Update Application.cpp

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GuilhermeWerner
2021-05-13 06:57:04 -03:00
parent 7ef178708f
commit b1770d9183
1 changed files with 20 additions and 18 deletions
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38
OpenGL/Source/Application.cpp
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@ -6,12 +6,14 @@
#include <string> #include <string>
#include <sstream> #include <sstream>
static std::string ParseShader(const std::string filePath) using namespace std;
{
std::ifstream stream(filePath);
std::string line; static string ParseShader(const string filePath)
std::stringstream ss; {
ifstream stream(filePath);
string line;
stringstream ss;
while (getline(stream, line)) while (getline(stream, line))
{ {
@ -21,7 +23,7 @@ static std::string ParseShader(const std::string filePath)
return ss.str(); return ss.str();
} }
static unsigned int CompileShader(unsigned int type, const std::string &source) static unsigned int CompileShader(unsigned int type, const string &source)
{ {
unsigned int id = glCreateShader(type); unsigned int id = glCreateShader(type);
const char *src = source.c_str(); const char *src = source.c_str();
@ -37,12 +39,12 @@ static unsigned int CompileShader(unsigned int type, const std::string &source)
int lenght; int lenght;
glGetShaderiv(id, GL_INFO_LOG_LENGTH, &lenght); glGetShaderiv(id, GL_INFO_LOG_LENGTH, &lenght);
char *message = (char *)alloca(lenght + sizeof(char)); char *message = (char *)malloc(lenght + sizeof(char));
glGetShaderInfoLog(id, lenght, &lenght, message); glGetShaderInfoLog(id, lenght, &lenght, message);
std::cout << "Failed to compile " << (type == GL_VERTEX_SHADER ? "vertex" : "fragment") << " shader!" << std::endl; cout << "Failed to compile " << (type == GL_VERTEX_SHADER ? "vertex" : "fragment") << " shader!" << endl;
std::cout << message << std::endl; cout << message << endl;
glDeleteShader(id); glDeleteShader(id);
@ -52,7 +54,7 @@ static unsigned int CompileShader(unsigned int type, const std::string &source)
return id; return id;
} }
static unsigned int CreateShader(const std::string &vertexShader, const std::string &fragmentShader) static unsigned int CreateShader(const string &vertexShader, const string &fragmentShader)
{ {
unsigned int program = glCreateProgram(); unsigned int program = glCreateProgram();
@ -92,10 +94,10 @@ int main()
if (glewInit() != GLEW_OK) if (glewInit() != GLEW_OK)
{ {
std::cout << "Error!" << std::endl; cout << "Error!" << endl;
} }
std::cout << glGetString(GL_VERSION) << std::endl; cout << glGetString(GL_VERSION) << endl;
float positions[6] = { float positions[6] = {
-0.5f, -0.5f, -0.5f, -0.5f,
@ -110,13 +112,13 @@ int main()
glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, sizeof(float) * 2, 0); glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, sizeof(float) * 2, 0);
glEnableVertexAttribArray(0); glEnableVertexAttribArray(0);
std::string vertexShader = ParseShader("Shaders/Vertex.glsl"); string vertexShader = ParseShader("Shaders/Vertex.glsl");
std::cout << "VERTEX:" << std::endl; cout << "VERTEX:" << endl;
std::cout << vertexShader << std::endl; cout << vertexShader << endl;
std::string fragmentShader = ParseShader("Shaders/Fragment.glsl"); string fragmentShader = ParseShader("Shaders/Fragment.glsl");
std::cout << "FRAGMENT:" << std::endl; cout << "FRAGMENT:" << endl;
std::cout << fragmentShader << std::endl; cout << fragmentShader << endl;
unsigned int shader = CreateShader(vertexShader, fragmentShader); unsigned int shader = CreateShader(vertexShader, fragmentShader);