void Texture2d::apply()
{
std::vector<GLbyte> imageBytes;
if(nativeTexture == -1)
{
glGenTextures(1, &nativeTexture);
_nativeTexture.reset(&nativeTexture, std::bind(deleteTexture, nativeTexture));
}
if(pixels.size() < 1)
{
populateSpace();
}
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
imageBytes.push_back(pixels[y][x].r * 255.0f);
imageBytes.push_back(pixels[y][x].g * 255.0f);
imageBytes.push_back(pixels[y][x].b * 255.0f);
imageBytes.push_back(pixels[y][x].a * 255.0f);
}
}
glBindTexture(GL_TEXTURE_2D, nativeTexture);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, &imageBytes[0]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glBindTexture(GL_TEXTURE_2D, 0);
}
void Texture2d::setPixel(int x, int y, Color color)
{
if(pixels.size() < 1)
{
populateSpace();
}
pixels[y][x] = color;
}
void Texture2d::apply()
{
std::vector<GLbyte> imageBytes;
if(nativeTexture.get() == NULL)
{
nativeTexture = gl::Uint::genTexture();
}
if(pixels.size() < 1)
{
populateSpace();
}
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
imageBytes.push_back(pixels[y][x].r * 255.0f);
imageBytes.push_back(pixels[y][x].g * 255.0f);
imageBytes.push_back(pixels[y][x].b * 255.0f);
imageBytes.push_back(pixels[y][x].a * 255.0f);
}
}
glBindTexture(GL_TEXTURE_2D, nativeTexture->getGLuint());
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, &imageBytes[0]);
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_MAG_FILTER, GL_LINEAR);
if(glGenerateMipmap != NULL)
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
glGenerateMipmap(GL_TEXTURE_2D);
}
else
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
}
*/
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glBindTexture(GL_TEXTURE_2D, 0);
}
