TextureRef Texture::loadImage(const char *filename, GLenum texUnit) {
SDL_Surface *bitmap = IMG_Load(filename);
if (bitmap == NULL) {
Logger::logprintf(Logger::LOG_ERROR, Logger::LOG_TEXTURES, "Failed loading texture from file %s - Error: %s\n", filename, SDL_GetError());
return TextureRef();
}
Logger::logprintf(Logger::LOG_INFO, Logger::LOG_TEXTURES, "Successfully loaded texture from file %s\n", filename);
Texture *texture = new Texture(*bitmap, texUnit);
SDL_FreeSurface(bitmap);
return TextureRef(*texture);
}
void CurvePreview::Redraw()
{
if (!mCurve)
return;
TextureRef texture = mSprite->GetTexture();
if (!texture || texture->GetSize() != layout->GetSize())
{
texture = TextureRef(layout->GetSize(), PixelFormat::R8G8B8A8, Texture::Usage::RenderTarget);
mSprite->SetTexture(texture);
mSprite->SetTextureSrcRect(RectI(Vec2I(), texture->GetSize()));
}
const Color4 backColor(120, 120, 120, 255);
const Color4 curveColor(0, 255, 0, 255);
Camera prevCamera = o2Render.GetCamera();
Camera currCamera; currCamera.SetRect(mCurve->GetRect());
currCamera.SetScale(currCamera.GetScale().InvertedY());
o2Render.SetRenderTexture(texture);
o2Render.SetCamera(currCamera);
o2Render.Clear(backColor);
static Vector<Vertex2> buffer;
buffer.Clear();
auto curveColorHex = curveColor.ARGB();
auto& keys = mCurve->GetKeys();
for (auto& key : keys)
{
buffer.Add(Vertex2(key.position, key.value, curveColorHex, 0, 0));
auto points = key.GetApproximatedPoints();
for (int i = 0; i < key.GetApproximatedPointsCount(); i++)
buffer.Add(Vertex2(points[i], curveColorHex, 0, 0));
o2Render.DrawAAPolyLine(buffer.Data(), buffer.Count(), 2);
}
o2Render.UnbindRenderTexture();
o2Render.SetCamera(prevCamera);
}
TextureRef FileImpl::Read(wchar_t *path)
{
if (stream.is_open())
stream.close();
FileFormat &&format = DoDetect(path);
stream.close();
switch (format)
{
case FileFormat::BMP:
{
BMP bmp;
return bmp.ToTexture(path);
}
case FileFormat::PNG:
{
PNG png;
return png.ToTexture(path);
}
default:
return TextureRef();
}
}
TextureRef GetPrimaryTexture() override {
return TextureRef(); // Null texture
}