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nv2a: Set unpack alignment on surface upload

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Antonio Abbatangelo 2022-12-18 03:35:13 -05:00 committed by mborgerson
parent 22db3304a4
commit 27c99af5e3
1 changed files with 9 additions and 0 deletions
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9
hw/xbox/nv2a/pgraph.c
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@ -5905,10 +5905,19 @@ static void pgraph_upload_surface_data(NV2AState *d, SurfaceBinding *surface,
d->pgraph.surface_scale_factor);
}
int prev_unpack_alignment;
glGetIntegerv(GL_UNPACK_ALIGNMENT, &prev_unpack_alignment);
if (unlikely((width * surface->fmt.bytes_per_pixel) % 4 != 0)) {
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
} else {
glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
}
glBindTexture(GL_TEXTURE_2D, surface->gl_buffer);
glTexImage2D(GL_TEXTURE_2D, 0, surface->fmt.gl_internal_format, width,
height, 0, surface->fmt.gl_format, surface->fmt.gl_type,
gl_read_buf);
glPixelStorei(GL_UNPACK_ALIGNMENT, prev_unpack_alignment);
g_free(flipped_buf);
if (surface->swizzle) {
g_free(buf);