diff options
Diffstat (limited to 'src/graphics/Graphics.cpp')
| -rw-r--r-- | src/graphics/Graphics.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/graphics/Graphics.cpp b/src/graphics/Graphics.cpp index cc18f25..d4e2956 100644 --- a/src/graphics/Graphics.cpp +++ b/src/graphics/Graphics.cpp @@ -1116,6 +1116,27 @@ void Graphics::draw_icon(int x, int y, Icon icon, unsigned char alpha, bool inve } } +void Graphics::draw_rgba_image(unsigned char *data, int x, int y, float alpha) +{ + unsigned char w, h; + int i, j; + unsigned char r, g, b, a; + if (!data) return; + w = *(data++)&0xFF; + h = *(data++)&0xFF; + for (j=0; j<h; j++) + { + for (i=0; i<w; i++) + { + r = *(data++)&0xFF; + g = *(data++)&0xFF; + b = *(data++)&0xFF; + a = *(data++)&0xFF; + addpixel(x+i, y+j, r, g, b, (int)(a*alpha)); + } + } +} + pixel *Graphics::render_packed_rgb(void *image, int width, int height, int cmp_size) { unsigned char *tmp; |