diff options
Diffstat (limited to 'source/blender/editors/space_image/image_ops.c')
| -rw-r--r-- | source/blender/editors/space_image/image_ops.c | 68 |
1 files changed, 64 insertions, 4 deletions
diff --git a/source/blender/editors/space_image/image_ops.c b/source/blender/editors/space_image/image_ops.c index d5d20d034d5..374acda5b09 100644 --- a/source/blender/editors/space_image/image_ops.c +++ b/source/blender/editors/space_image/image_ops.c @@ -1345,6 +1345,70 @@ void IMAGE_OT_new(wmOperatorType *ot) RNA_def_boolean(ot->srna, "float", 0, "32 bit Float", "Create image with 32 bit floating point bit depth."); } +/********************* invert operators *********************/ + +static int image_invert_exec(bContext *C, wmOperator *op) { + Image *ima= CTX_data_edit_image(C); + ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL); + + // flags indicate if this channel should be inverted + short r,g,b,a; + int i; + + r = RNA_boolean_get(op->ptr, "inv_r"); + g = RNA_boolean_get(op->ptr, "inv_g"); + b = RNA_boolean_get(op->ptr, "inv_b"); + a = RNA_boolean_get(op->ptr, "inv_a"); + + /* TODO: make this into an IMB_invert_channels(ibuf,r,g,b,a) method!? */ + if (ibuf->rect_float) { + + float *fp = (float *) ibuf->rect_float; + for( i = ibuf->x * ibuf->y; i > 0; i--, fp+=4 ) { + if( r ) fp[0] = 1.0f - fp[0]; + if( g ) fp[1] = 1.0f - fp[1]; + if( b ) fp[2] = 1.0f - fp[2]; + if( a ) fp[3] = 1.0f - fp[3]; + } + IMB_rect_from_float(ibuf); + } + else if(ibuf->rect) { + + char *cp = (char *) ibuf->rect; + for( i = ibuf->x * ibuf->y; i > 0; i--, cp+=4 ) { + if( r ) cp[0] = 255 - cp[0]; + if( g ) cp[1] = 255 - cp[1]; + if( b ) cp[2] = 255 - cp[2]; + if( a ) cp[3] = 255 - cp[3]; + } + } + else + return OPERATOR_CANCELLED; + + WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima); + + return OPERATOR_FINISHED; + +} + +void IMAGE_OT_invert(wmOperatorType *ot) { + /* identifiers */ + ot->name= "Invert Channels"; + ot->idname= "IMAGE_OT_invert"; + + /* api callbacks */ + ot->exec= image_invert_exec; + + /* properties */ + RNA_def_boolean(ot->srna, "inv_r", 0, "Red", "Invert Red Channel"); + RNA_def_boolean(ot->srna, "inv_g", 0, "Green", "Invert Green Channel"); + RNA_def_boolean(ot->srna, "inv_b", 0, "Blue", "Invert Blue Channel"); + RNA_def_boolean(ot->srna, "inv_a", 0, "Alpha", "Invert Alpha Channel"); + + /* flags */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO; +} + /********************* pack operator *********************/ static int pack_test(bContext *C, wmOperator *op) @@ -1499,10 +1563,6 @@ void IMAGE_OT_unpack(wmOperatorType *ot) /* flags */ ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO; - - /* properties */ - RNA_def_enum(ot->srna, "method", unpack_method_items, PF_USE_LOCAL, "Method", "How to unpack."); - RNA_def_string(ot->srna, "id", "", 21, "Image Name", "Image datablock name to unpack."); /* XXX, weark!, will fail with library, name collisions */ } /******************** sample image operator ********************/ |