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authorAndrei Karas <akaras@inbox.ru>2011-07-07 02:12:24 +0300
committerAndrei Karas <akaras@inbox.ru>2011-07-07 03:17:16 +0300
commit7d151c8fc05cd7feaf1e1cee33fd8289208fa18d (patch)
treecc246201d9aafb94087efbe85cd13b4b18eacaaf /src/resources/image.cpp
parent95c8a3c0b4d2f0d39c81a6671452e1aa34a626f9 (diff)
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Add map reduce feature for software drawing.
Now invisible tiles will be removed if this mode enabled.
Diffstat (limited to 'src/resources/image.cpp')
-rw-r--r--src/resources/image.cpp15
1 files changed, 14 insertions, 1 deletions
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index 2d3676304..fdcf210c3 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -53,7 +53,8 @@ Image::Image(SDL_Surface *image, bool hasAlphaChannel, Uint8 *alphaChannel):
mAlpha(1.0f),
mHasAlphaChannel(hasAlphaChannel),
mSDLSurface(image),
- mAlphaChannel(alphaChannel)
+ mAlphaChannel(alphaChannel),
+ mIsAlphaVisible(hasAlphaChannel)
{
#ifdef USE_OPENGL
mGLImage = 0;
@@ -88,6 +89,7 @@ Image::Image(GLuint glimage, int width, int height,
mSDLSurface(0),
mAlphaChannel(0),
mUseAlphaCache(false),
+ mIsAlphaVisible(true),
mGLImage(glimage),
mTexWidth(texWidth),
mTexHeight(texHeight)
@@ -792,11 +794,13 @@ SubImage::SubImage(Image *parent, SDL_Surface *image,
mParent->incRef();
mParent->SDLTerminateAlphaCache();
mHasAlphaChannel = mParent->hasAlphaChannel();
+ mIsAlphaVisible = mHasAlphaChannel;
mAlphaChannel = mParent->SDLgetAlphaChannel();
}
else
{
mHasAlphaChannel = false;
+ mIsAlphaVisible = false;
mAlphaChannel = 0;
}
@@ -805,6 +809,10 @@ SubImage::SubImage(Image *parent, SDL_Surface *image,
mBounds.y = static_cast<short>(y);
mBounds.w = static_cast<Uint16>(width);
mBounds.h = static_cast<Uint16>(height);
+ mInternalBounds.x = mParent->mBounds.x;
+ mInternalBounds.y = mParent->mBounds.y;
+ mInternalBounds.w = mParent->mBounds.w;
+ mInternalBounds.h = mParent->mBounds.h;
mUseAlphaCache = false;
}
@@ -823,6 +831,11 @@ SubImage::SubImage(Image *parent, GLuint image,
mBounds.y = static_cast<short>(y);
mBounds.w = static_cast<Uint16>(width);
mBounds.h = static_cast<Uint16>(height);
+ mInternalBounds.x = mParent->mBounds.x;
+ mInternalBounds.y = mParent->mBounds.y;
+ mInternalBounds.w = mParent->mBounds.w;
+ mInternalBounds.h = mParent->mBounds.h;
+ mIsAlphaVisible = mHasAlphaChannel;
}
#endif