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authorAndrei Karas <akaras@inbox.ru>2013-08-26 21:43:44 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-26 21:43:44 +0300
commit468552b44bddd6856936c3293b8d19d0b225a4c9 (patch)
treeae5dd8c79c828c247ec36fb2f4ca352ba7faddb8 /src
parent2c6df55a9430612f3d0e6f0c4bedaa7752e4bd20 (diff)
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fix clipping in software mode in SDL2.
Diffstat (limited to 'src')
-rw-r--r--src/sdl2graphics.cpp24
1 files changed, 20 insertions, 4 deletions
diff --git a/src/sdl2graphics.cpp b/src/sdl2graphics.cpp
index a0ca2e04d..91b70cdf3 100644
--- a/src/sdl2graphics.cpp
+++ b/src/sdl2graphics.cpp
@@ -124,6 +124,9 @@ bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
return false;
const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return false;
+
const SDL_Rect &bounds = image->mBounds;
const SDL_Rect srcRect
{
@@ -132,6 +135,7 @@ bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
static_cast<int32_t>(width),
static_cast<int32_t>(height)
};
+
const SDL_Rect dstRect
{
static_cast<int32_t>(dstX + top.xOffset),
@@ -154,13 +158,16 @@ void SDLGraphics::drawImagePattern(const Image *const image,
if (!image->mTexture)
return;
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
const SDL_Rect &bounds = image->mBounds;
const int iw = bounds.w;
const int ih = bounds.h;
if (iw == 0 || ih == 0)
return;
- const gcn::ClipRectangle &top = mClipStack.top();
const int xOffset = top.xOffset + x;
const int yOffset = top.yOffset + y;
@@ -202,6 +209,10 @@ void SDLGraphics::drawRescaledImagePattern(const Image *const image,
if (scaledHeight == 0 || scaledWidth == 0)
return;
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
Image *const tmpImage = image->SDLgetScaledImage(
scaledWidth, scaledHeight);
if (!tmpImage)
@@ -213,7 +224,6 @@ void SDLGraphics::drawRescaledImagePattern(const Image *const image,
if (iw == 0 || ih == 0)
return;
- const gcn::ClipRectangle &top = mClipStack.top();
const int xOffset = top.xOffset + x;
const int yOffset = top.yOffset + y;
@@ -251,13 +261,16 @@ void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
if (!vert || !mWindow || !image || !image->mTexture)
return;
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
const SDL_Rect &bounds = image->mBounds;
const int iw = bounds.w;
const int ih = bounds.h;
if (iw == 0 || ih == 0)
return;
- const gcn::ClipRectangle &top = mClipStack.top();
const int xOffset = top.xOffset + x;
const int yOffset = top.yOffset + y;
const int srcX = bounds.x;
@@ -325,9 +338,12 @@ void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
if (!vert || !vert->image || !vert->image->mTexture)
return;
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
const Image *const image = vert->image;
const SDL_Rect &bounds = image->mBounds;
- const gcn::ClipRectangle &top = mClipStack.top();
x += top.xOffset;
y += top.yOffset;