diff options
Diffstat (limited to 'source/blender/editors/interface/interface_eyedropper_colorband.c')
| -rw-r--r-- | source/blender/editors/interface/interface_eyedropper_colorband.c | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/source/blender/editors/interface/interface_eyedropper_colorband.c b/source/blender/editors/interface/interface_eyedropper_colorband.c index 22320282766..05ed4ecf601 100644 --- a/source/blender/editors/interface/interface_eyedropper_colorband.c +++ b/source/blender/editors/interface/interface_eyedropper_colorband.c @@ -58,7 +58,7 @@ typedef struct Colorband_RNAUpdateCb { } Colorband_RNAUpdateCb; typedef struct EyedropperColorband { - int last_x, last_y; + int event_xy_last[2]; /* Alpha is currently fixed at 1.0, may support in future. */ float (*color_buffer)[4]; int color_buffer_alloc; @@ -142,13 +142,12 @@ static bool eyedropper_colorband_init(bContext *C, wmOperator *op) static void eyedropper_colorband_sample_point(bContext *C, EyedropperColorband *eye, - int mx, - int my) + const int m_xy[2]) { - if (eye->last_x != mx || eye->last_y != my) { + if (eye->event_xy_last[0] != m_xy[0] || eye->event_xy_last[1] != m_xy[1]) { float col[4]; col[3] = 1.0f; /* TODO: sample alpha */ - eyedropper_color_sample_fl(C, mx, my, col); + eyedropper_color_sample_fl(C, m_xy, col); if (eye->color_buffer_len + 1 == eye->color_buffer_alloc) { eye->color_buffer_alloc *= 2; eye->color_buffer = MEM_reallocN(eye->color_buffer, @@ -156,8 +155,7 @@ static void eyedropper_colorband_sample_point(bContext *C, } copy_v4_v4(eye->color_buffer[eye->color_buffer_len], col); eye->color_buffer_len += 1; - eye->last_x = mx; - eye->last_y = my; + copy_v2_v2_int(eye->event_xy_last, m_xy); eye->is_set = true; } } @@ -167,21 +165,20 @@ static bool eyedropper_colorband_sample_callback(int mx, int my, void *userdata) struct EyedropperColorband_Context *data = userdata; bContext *C = data->context; EyedropperColorband *eye = data->eye; - eyedropper_colorband_sample_point(C, eye, mx, my); + const int cursor[2] = {mx, my}; + eyedropper_colorband_sample_point(C, eye, cursor); return true; } static void eyedropper_colorband_sample_segment(bContext *C, EyedropperColorband *eye, - int mx, - int my) + const int m_xy[2]) { /* Since the mouse tends to move rather rapidly we use #BLI_bitmap_draw_2d_line_v2v2i * to interpolate between the reported coordinates */ struct EyedropperColorband_Context userdata = {C, eye}; - const int p1[2] = {eye->last_x, eye->last_y}; - const int p2[2] = {mx, my}; - BLI_bitmap_draw_2d_line_v2v2i(p1, p2, eyedropper_colorband_sample_callback, &userdata); + BLI_bitmap_draw_2d_line_v2v2i( + eye->event_xy_last, m_xy, eyedropper_colorband_sample_callback, &userdata); } static void eyedropper_colorband_exit(bContext *C, wmOperator *op) @@ -233,7 +230,7 @@ static int eyedropper_colorband_modal(bContext *C, wmOperator *op, const wmEvent return OPERATOR_CANCELLED; case EYE_MODAL_SAMPLE_CONFIRM: { const bool is_undo = eye->is_undo; - eyedropper_colorband_sample_segment(C, eye, event->xy[0], event->xy[1]); + eyedropper_colorband_sample_segment(C, eye, event->xy); eyedropper_colorband_apply(C, op); eyedropper_colorband_exit(C, op); /* Could support finished & undo-skip. */ @@ -242,10 +239,9 @@ static int eyedropper_colorband_modal(bContext *C, wmOperator *op, const wmEvent case EYE_MODAL_SAMPLE_BEGIN: /* enable accum and make first sample */ eye->sample_start = true; - eyedropper_colorband_sample_point(C, eye, event->xy[0], event->xy[1]); + eyedropper_colorband_sample_point(C, eye, event->xy); eyedropper_colorband_apply(C, op); - eye->last_x = event->xy[0]; - eye->last_y = event->xy[1]; + copy_v2_v2_int(eye->event_xy_last, event->xy); break; case EYE_MODAL_SAMPLE_RESET: break; @@ -253,7 +249,7 @@ static int eyedropper_colorband_modal(bContext *C, wmOperator *op, const wmEvent } else if (event->type == MOUSEMOVE) { if (eye->sample_start) { - eyedropper_colorband_sample_segment(C, eye, event->xy[0], event->xy[1]); + eyedropper_colorband_sample_segment(C, eye, event->xy); eyedropper_colorband_apply(C, op); } } @@ -280,7 +276,7 @@ static int eyedropper_colorband_point_modal(bContext *C, wmOperator *op, const w } break; case EYE_MODAL_POINT_SAMPLE: - eyedropper_colorband_sample_point(C, eye, event->xy[0], event->xy[1]); + eyedropper_colorband_sample_point(C, eye, event->xy); eyedropper_colorband_apply(C, op); if (eye->color_buffer_len == MAXCOLORBAND) { eyedropper_colorband_exit(C, op); |