diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/library_sdl.js | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/library_sdl.js b/src/library_sdl.js index 548f3b0d..b72e239b 100644 --- a/src/library_sdl.js +++ b/src/library_sdl.js @@ -460,13 +460,14 @@ mergeInto(LibraryManager.library, { assert(buffer % 4 == 0, 'Invalid buffer offset: ' + buffer); var src = buffer >> 2; var dst = 0; + var isScreen = surf == SDL.screen; while (dst < num) { // TODO: access underlying data buffer and write in 32-bit chunks or more var val = HEAP32[src]; // This is optimized. Instead, we could do {{{ makeGetValue('buffer', 'dst', 'i32') }}}; - data[dst] = val & 0xff; + data[dst+2] = val & 0xff; data[dst+1] = (val >> 8) & 0xff; - data[dst+2] = (val >> 16) & 0xff; - data[dst+3] = (val >> 24) & 0xff; + data[dst ] = (val >> 16) & 0xff; + data[dst+3] = isScreen ? 0xff : ((val >> 24) & 0xff); src++; dst += 4; } |