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Add a method to create an empty texture

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This commit is contained in:
Mathieu Schroeter 2017-10-10 18:28:09 +02:00
parent 04bc9ed5e0
commit dcbfd5cc35
2 changed files with 46 additions and 2 deletions
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47
src/pixmap.cxx
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@ -212,14 +212,57 @@ CPixmap::ReloadTargetTextures ()
if (!tex.second.target)
continue;
if (!Cache (
tex.first, tex.second.file, tex.second.dimTotal, tex.second.dimIcon))
if (tex.second.file.empty ())
{
if (!Cache (tex.first, tex.second.dimTotal))
return false;
}
else if (!Cache (
tex.first, tex.second.file, tex.second.dimTotal,
tex.second.dimIcon))
return false;
}
return true;
}
bool
CPixmap::Cache (size_t channel, Point totalDim)
{
if (m_SDLTextureInfo.find (channel) == m_SDLTextureInfo.end ())
{
m_SDLTextureInfo[channel].texture = SDL_CreateTexture (
g_renderer, SDL_PIXELFORMAT_RGBA32, SDL_TEXTUREACCESS_TARGET, totalDim.x,
totalDim.y);
if (!m_SDLTextureInfo[channel].texture)
{
SDL_LogError (
SDL_LOG_CATEGORY_APPLICATION, "Couldn't create texture: %s",
SDL_GetError ());
return false;
}
SDL_SetTextureBlendMode (
m_SDLTextureInfo[channel].texture, SDL_BLENDMODE_BLEND);
}
else
{
SDL_SetRenderTarget (g_renderer, m_SDLTextureInfo[channel].texture);
SDL_SetRenderDrawColor (g_renderer, 0, 0, 0, 0);
SDL_RenderClear (g_renderer);
SDL_SetRenderTarget (g_renderer, nullptr);
}
m_SDLTextureInfo[channel].texMask = nullptr;
m_SDLTextureInfo[channel].target = true;
m_SDLTextureInfo[channel].dimIcon = Point{0, 0};
m_SDLTextureInfo[channel].dimTotal = totalDim;
m_SDLTextureInfo[channel].file = "";
return true;
}
// Cache une image contenant des ic�nes.
bool

1
src/pixmap.h
View File

@ -56,6 +56,7 @@ public:
bool Create (Point dim);
bool ReloadTargetTextures ();
bool Cache (size_t channel, Point totalDim);
bool Cache (
size_t channel, const std::string & pFilename, Point totalDim,
Point iconDim);