From 1a93d8834319b890ff0cbc70231b14635603ae95 Mon Sep 17 00:00:00 2001 From: Bastien Montagne Date: Sun, 22 Jan 2012 17:54:23 +0000 Subject: Add weight preview to WeightVG modifiers, and first, simple/basic refactor of how modifiers can generate preview. User side: * Preview for DynamicPaint should keep the same behavior (for now). Weight preview should be somawhat quicker, though. * Preview for WeightVG modifiers is only active in WeightPaint mode, and if the affected vgroup is the active one. * Last active preview modifier in stack wins! Note: that modifier preview topic is yet to be further refined, quite raw/incomplete for now. Dev side: * In draw code, renamed DRAW_DYNAMIC_PAINT_PREVIEW flag to DRAW_MODIFIERS_PREVIEW * Removed use of MOD_DPAINT_PREVIEW_READY in DynamicPaint code (seems unecessary, and if it was, should be of more general scope). * Added eModifierTypeFlag_UsesPreview to ModifierTypeFlag, for modifiers that can generate some preview data. * Added three new modifier funcs, to handle preview modifiers in draw code / mod stack. * For weights preview: added the generic DM_update_weight_mcol func, which can update WEIGHT_MCOL layer with either a given array of weights (currently used by DynamicPaint only), or from current active vgroup(s). So now, draw code is fully generic (i.e. no more modifier-type checking in it). Mod stack code is generic to some extent, but will need more work. --- source/blender/blenkernel/BKE_modifier.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'source/blender/blenkernel/BKE_modifier.h') diff --git a/source/blender/blenkernel/BKE_modifier.h b/source/blender/blenkernel/BKE_modifier.h index 23073a2d8eb..f72bc5b93ec 100644 --- a/source/blender/blenkernel/BKE_modifier.h +++ b/source/blender/blenkernel/BKE_modifier.h @@ -99,7 +99,10 @@ typedef enum { eModifierTypeFlag_Single = (1<<7), /* Some modifier can't be added manually by user */ - eModifierTypeFlag_NoUserAdd = (1<<8) + eModifierTypeFlag_NoUserAdd = (1<<8), + + /* For modifiers that use CD_WEIGHT_MCOL for preview. */ + eModifierTypeFlag_UsesPreview = (1<<9) } ModifierTypeFlag; typedef void (*ObjectWalkFunc)(void *userData, struct Object *ob, struct Object **obpoin); @@ -323,6 +326,7 @@ void modifier_setError(struct ModifierData *md, const char *format, ... __attribute__ ((format (printf, 2, 3))) #endif ; +int modifier_isPreview(struct ModifierData *md); void modifiers_foreachObjectLink(struct Object *ob, ObjectWalkFunc walk, @@ -349,6 +353,7 @@ struct Object *modifiers_isDeformedByLattice(struct Object *ob); int modifiers_usesArmature(struct Object *ob, struct bArmature *arm); int modifiers_isCorrectableDeformed(struct Object *ob); void modifier_freeTemporaryData(struct ModifierData *md); +int modifiers_isPreview(struct Object *ob); int modifiers_indexInObject(struct Object *ob, struct ModifierData *md); @@ -362,6 +367,9 @@ struct LinkNode *modifiers_calcDataMasks(struct Scene *scene, struct ModifierData *md, CustomDataMask dataMask, int required_mode); +struct ModifierData *modifiers_getLastPreview(struct Scene *scene, + struct ModifierData *md, + int required_mode); struct ModifierData *modifiers_getVirtualModifierList(struct Object *ob); /* ensure modifier correctness when changing ob->data */ -- cgit v1.2.3