Add texture alpha blending

2021-03-07 13:18:58 +01:00
parent fbc1fdd6f7
commit c7ec12584c
4 changed files with 19 additions and 1 deletions
@@ -12,7 +12,7 @@ void RenderObject::render() {
            polygon->render( *renderer );
        if ( texture != NULL ) {
            SDL_Rect *src = NULL;
-            if(!entireTexture())
+            if ( !entireTexture() )
                src = &src_rect;
            SDL_RenderCopy( renderer->getRendererPtr(),
                            texture->getTexturePtr(), src, &rect );
@@ -186,4 +186,13 @@ void RenderObject::copyTo( std::shared_ptr< RenderObject > other ) {
    }
    other->colidedWith.clear();
 }
+void RenderObject::setTextureAlpha( uint8_t alpha ) {
+    texture->setAlpha( alpha );
+}
+void RenderObject::setTextureSourceRect( SDL_Rect source_rect ) {
+    src_rect = source_rect;
+}
+void RenderObject::setTextureSourceRect( int x, int y, int w, int h ) {
+    setTextureSourceRect( { x, y, w, h } );
+}
 } // namespace SDLPP