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fix barbie horse adventures framebuffer corruption

This commit is contained in:
espes 2015-07-14 04:21:21 +10:00
parent 33997e3a61
commit f87991504d
1 changed files with 4 additions and 4 deletions

8
gl/gloffscreen_common.c
View File

@ -134,15 +134,15 @@ void glo_readpixels(GLenum gl_format, GLenum gl_type,
/* Faster buffer flip */
GLubyte *b = (GLubyte *) data;
GLubyte *c = &((GLubyte *) data)[stride * (height - 1)];
GLubyte *tmp = (GLubyte *) g_malloc(stride);
GLubyte *tmp = (GLubyte *) g_malloc(width * bytes_per_pixel);
int irow;
glReadPixels(0, 0, width, height, gl_format, gl_type, data);
for (irow = 0; irow < height / 2; irow++) {
memcpy(tmp, b, stride);
memcpy(b, c, stride);
memcpy(c, tmp, stride);
memcpy(tmp, b, width * bytes_per_pixel);
memcpy(b, c, width * bytes_per_pixel);
memcpy(c, tmp, width * bytes_per_pixel);
b += stride;
c -= stride;
}