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authorPaul Gilbert2010-09-08 11:45:17 +0000
committerEugene Sandulenko2010-10-12 23:43:44 +0000
commit30f199a5a449d612e026b3d3a0ccace3a870c40e (patch)
tree8d80970e6e22e0b634889646074e7cfc750db206 /engines/sword25/gfx/opengl
parentcbe304c3aefd4b409fc01f4e7d393bf1878a0564 (diff)
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SWORD25: Fix memory leak in transparency commit
At the point where the alpha value was checked, a scaled image surface may have already been created, which needs to be freed. svn-id: r53337
Diffstat (limited to 'engines/sword25/gfx/opengl')
-rw-r--r--engines/sword25/gfx/opengl/glimage.cpp8
1 files changed, 2 insertions, 6 deletions
diff --git a/engines/sword25/gfx/opengl/glimage.cpp b/engines/sword25/gfx/opengl/glimage.cpp
index 31a52fbed7..08f66e340d 100644
--- a/engines/sword25/gfx/opengl/glimage.cpp
+++ b/engines/sword25/gfx/opengl/glimage.cpp
@@ -204,7 +204,7 @@ bool GLImage::blit(int posX, int posY, int flipping, Common::Rect *pPartRect, ui
Graphics::Surface *img;
Graphics::Surface *imgScaled = NULL;
- byte *savedPixels;
+ byte *savedPixels = NULL;
if ((width != srcImage.w) || (height != srcImage.h)) {
// Scale the image
img = imgScaled = scale(srcImage, width, height);
@@ -218,10 +218,6 @@ bool GLImage::blit(int posX, int posY, int flipping, Common::Rect *pPartRect, ui
int cg = (color >> 8) & 0xff;
int cb = (color >> 0) & 0xff;
- // Check if we need to draw anything at all
- if (ca == 0)
- return true;
-
if (ca != 255) {
cr = cr * ca >> 8;
cg = cg * ca >> 8;
@@ -244,7 +240,7 @@ bool GLImage::blit(int posX, int posY, int flipping, Common::Rect *pPartRect, ui
img->w = CLIP((int)img->w, 0, (int)MAX((int)_backSurface->w - posX, 0));
img->h = CLIP((int)img->h, 0, (int)MAX((int)_backSurface->h - posY, 0));
- if (img->w > 0 && img->h > 0) {
+ if ((ca != 0) && (img->w > 0) && (img->h > 0)) {
int xp = 0, yp = 0;
int inStep = 4;