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sw_engine: fix safety check

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An incorrect check introduced in bf07eb11f2
as a solution of the #1327 issue. As a consequence rotated images
were not drawn. Fixed.
This commit is contained in:
Mira Grudzinska 2023-03-26 00:16:40 +01:00 • committed by Hermet Park
parent 1a9ff13165
commit f65d410b9f
1 changed files with 2 additions and 2 deletions
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4
src/lib/sw_engine/tvgSwRasterTexmap.h
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@ -548,7 +548,7 @@ static bool _apply(SwSurface* surface, AASpans* aaSpans)
static bool _rasterTexmapPolygon(SwSurface* surface, const SwImage* image, const Matrix* transform, const SwBBox* region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t)) static bool _rasterTexmapPolygon(SwSurface* surface, const SwImage* image, const Matrix* transform, const SwBBox* region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
{ {
//Exceptions: No dedicated drawing area? //Exceptions: No dedicated drawing area?
if (!image->rle || (!region && image->rle->size == 0)) return false; if ((!image->rle && !region) || (image->rle && image->rle->size == 0)) return false;
/* Prepare vertices. /* Prepare vertices.
shift XY coordinates to match the sub-pixeling technique. */ shift XY coordinates to match the sub-pixeling technique. */
@ -605,7 +605,7 @@ static bool _rasterTexmapPolygon(SwSurface* surface, const SwImage* image, const
static bool _rasterTexmapPolygonMesh(SwSurface* surface, const SwImage* image, const Polygon* triangles, const uint32_t triangleCount, const Matrix* transform, const SwBBox* region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t)) static bool _rasterTexmapPolygonMesh(SwSurface* surface, const SwImage* image, const Polygon* triangles, const uint32_t triangleCount, const Matrix* transform, const SwBBox* region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
{ {
//Exceptions: No dedicated drawing area? //Exceptions: No dedicated drawing area?
if (!image->rle || (!region && image->rle->size == 0)) return false; if ((!image->rle && !region) || (image->rle && image->rle->size == 0)) return false;
// Step polygons once to transform // Step polygons once to transform
auto transformedTris = (Polygon*)malloc(sizeof(Polygon) * triangleCount); auto transformedTris = (Polygon*)malloc(sizeof(Polygon) * triangleCount);