diff options
| -rw-r--r-- | plugins/gpu_neon/psx_gpu/psx_gpu.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/plugins/gpu_neon/psx_gpu/psx_gpu.c b/plugins/gpu_neon/psx_gpu/psx_gpu.c index 0f73f41..84848f8 100644 --- a/plugins/gpu_neon/psx_gpu/psx_gpu.c +++ b/plugins/gpu_neon/psx_gpu/psx_gpu.c @@ -3886,9 +3886,18 @@ void render_sprite(psx_gpu_struct *psx_gpu, s32 x, s32 y, u32 u, u32 v, #define set_line_gradients(minor) \ { \ s32 gradient_divisor = delta_##minor; \ - gradient_r = int_to_fixed(vertex_b->r - vertex_a->r) / gradient_divisor; \ - gradient_g = int_to_fixed(vertex_b->g - vertex_a->g) / gradient_divisor; \ - gradient_b = int_to_fixed(vertex_b->b - vertex_a->b) / gradient_divisor; \ + if(gradient_divisor != 0) \ + { \ + gradient_r = int_to_fixed(vertex_b->r - vertex_a->r) / gradient_divisor; \ + gradient_g = int_to_fixed(vertex_b->g - vertex_a->g) / gradient_divisor; \ + gradient_b = int_to_fixed(vertex_b->b - vertex_a->b) / gradient_divisor; \ + } \ + else \ + { \ + gradient_r = 0; \ + gradient_g = 0; \ + gradient_b = 0; \ + } \ current_r = fixed_center(vertex_a->r); \ current_g = fixed_center(vertex_a->g); \ current_b = fixed_center(vertex_a->b); \ |