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feat: rework few fonctions and change glew to glad

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- game files deleted
This commit is contained in:
Loïc GUEZO
2025-12-06 14:53:19 +01:00
parent 71ad3a034c
commit d2942242b4
21 changed files with 355 additions and 422 deletions
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81
src/texture.cpp
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@@ -1,6 +1,7 @@
#include "texture.hpp"
#include <iostream>
#include <filesystem>
#include <iostream>
#define STB_IMAGE_IMPLEMENTATION
#include "stb_image.h"
@@ -9,60 +10,56 @@ namespace fs = std::filesystem;
Texture::Texture(const std::string& filename)
{
fs::path path = fs::absolute(fs::current_path() / "res" / filename);
fs::path path = fs::absolute(fs::current_path() / "res" / filename);
int maxTextureSize;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
int maxTextureSize;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
glGenTextures(1, &id);
glBindTexture(GL_TEXTURE_2D, id);
glGenTextures(1, &id);
glBindTexture(GL_TEXTURE_2D, id);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
int imgW, imgH, numColCh;
stbi_set_flip_vertically_on_load(true);
unsigned char* data = stbi_load(path.string().c_str(), &imgW, &imgH, &numColCh, 0);
int imgW, imgH, numColCh;
stbi_set_flip_vertically_on_load(true);
unsigned char* data =
stbi_load(path.string().c_str(), &imgW, &imgH, &numColCh, 0);
if (!data)
{
std::cerr << "Error loading image: " << path << std::endl;
return;
}
if (!data)
{
std::cerr << "Error loading image: " << path << std::endl;
return;
}
int loadedTextureSize = imgW * imgH;
if (loadedTextureSize >= maxTextureSize)
{
std::cerr << "Error: max texture size is " << maxTextureSize
<< " pixels, but image size = " << loadedTextureSize << std::endl;
stbi_image_free(data);
return;
}
GLenum format = (numColCh == 4) ? GL_RGBA : GL_RGB;
glTexImage2D(GL_TEXTURE_2D, 0, format, imgW, imgH, 0, format, GL_UNSIGNED_BYTE, data);
glGenerateMipmap(GL_TEXTURE_2D);
int loadedTextureSize = imgW * imgH;
if (loadedTextureSize >= maxTextureSize)
{
std::cerr << "Error: max texture size is " << maxTextureSize
<< " pixels, but image size = " << loadedTextureSize << std::endl;
stbi_image_free(data);
return;
}
GLenum format = (numColCh == 4) ? GL_RGBA : GL_RGB;
glTexImage2D(GL_TEXTURE_2D, 0, format, imgW, imgH, 0, format,
GL_UNSIGNED_BYTE, data);
glGenerateMipmap(GL_TEXTURE_2D);
stbi_image_free(data);
}
Texture::~Texture()
{
glDeleteTextures(1, &id);
}
Texture::~Texture() { glDeleteTextures(1, &id); }
void Texture::bind(GLenum textureUnit) const
{
glActiveTexture(textureUnit);
glBindTexture(GL_TEXTURE_2D, id);
glActiveTexture(textureUnit);
glBindTexture(GL_TEXTURE_2D, id);
}
unsigned int Texture::getID() const
{
return id;
}
unsigned int Texture::getID() const { return id; }