Welcome to mirror list, hosted at ThFree Co, Russian Federation.

git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
path: root/source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c
diff options
context:
space:
mode:
Diffstat (limited to 'source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c')
-rw-r--r--source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c461
1 files changed, 232 insertions, 229 deletions
diff --git a/source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c b/source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c
index 97ac6fa56cd..54218da9eb5 100644
--- a/source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c
+++ b/source/blender/gpencil_modifiers/intern/MOD_gpencilnoise.c
@@ -49,257 +49,260 @@
static void initData(GpencilModifierData *md)
{
- NoiseGpencilModifierData *gpmd = (NoiseGpencilModifierData *)md;
- gpmd->pass_index = 0;
- gpmd->flag |= GP_NOISE_MOD_LOCATION;
- gpmd->flag |= GP_NOISE_FULL_STROKE;
- gpmd->flag |= GP_NOISE_USE_RANDOM;
- gpmd->factor = 0.5f;
- gpmd->layername[0] = '\0';
- gpmd->vgname[0] = '\0';
- gpmd->step = 1;
- gpmd->scene_frame = -999999;
- gpmd->gp_frame = -999999;
-
- gpmd->vrand1 = 1.0;
- gpmd->vrand2 = 1.0;
+ NoiseGpencilModifierData *gpmd = (NoiseGpencilModifierData *)md;
+ gpmd->pass_index = 0;
+ gpmd->flag |= GP_NOISE_MOD_LOCATION;
+ gpmd->flag |= GP_NOISE_FULL_STROKE;
+ gpmd->flag |= GP_NOISE_USE_RANDOM;
+ gpmd->factor = 0.5f;
+ gpmd->layername[0] = '\0';
+ gpmd->vgname[0] = '\0';
+ gpmd->step = 1;
+ gpmd->scene_frame = -999999;
+ gpmd->gp_frame = -999999;
+
+ gpmd->vrand1 = 1.0;
+ gpmd->vrand2 = 1.0;
}
static void freeData(GpencilModifierData *md)
{
- NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
+ NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
- if (mmd->rng != NULL) {
- BLI_rng_free(mmd->rng);
- }
+ if (mmd->rng != NULL) {
+ BLI_rng_free(mmd->rng);
+ }
}
static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
{
- BKE_gpencil_modifier_copyData_generic(md, target);
+ BKE_gpencil_modifier_copyData_generic(md, target);
}
static bool dependsOnTime(GpencilModifierData *md)
{
- NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
- return (mmd->flag & GP_NOISE_USE_RANDOM) != 0;
+ NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
+ return (mmd->flag & GP_NOISE_USE_RANDOM) != 0;
}
/* aply noise effect based on stroke direction */
static void deformStroke(
- GpencilModifierData *md, Depsgraph *depsgraph,
- Object *ob, bGPDlayer *gpl, bGPDstroke *gps)
+ GpencilModifierData *md, Depsgraph *depsgraph, Object *ob, bGPDlayer *gpl, bGPDstroke *gps)
{
- NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
- bGPDspoint *pt0, *pt1;
- MDeformVert *dvert = NULL;
- float shift, vran, vdir;
- float normal[3];
- float vec1[3], vec2[3];
- int sc_frame = 0;
- int sc_diff = 0;
- const int def_nr = defgroup_name_index(ob, mmd->vgname);
- const float unit_v3[3] = { 1.0f, 1.0f, 1.0f };
-
- Object *object_eval = DEG_get_evaluated_object(depsgraph, ob);
- GpencilModifierData *md_eval = BKE_gpencil_modifiers_findByName(object_eval, md->name);
- NoiseGpencilModifierData *mmd_eval = (NoiseGpencilModifierData *)md_eval;
-
- /* Random generator, only init once. (it uses eval to get same value in render) */
- if (mmd_eval->rng == NULL) {
- uint rng_seed = (uint)(PIL_check_seconds_timer_i() & UINT_MAX);
- rng_seed ^= POINTER_AS_UINT(mmd);
- mmd_eval->rng = BLI_rng_new(rng_seed);
- mmd->rng = mmd_eval->rng;
- }
-
- if (!is_stroke_affected_by_modifier(
- ob,
- mmd->layername, mmd->pass_index, mmd->layer_pass, 1, gpl, gps,
- mmd->flag & GP_NOISE_INVERT_LAYER, mmd->flag & GP_NOISE_INVERT_PASS,
- mmd->flag & GP_NOISE_INVERT_LAYERPASS))
- {
- return;
- }
-
- sc_frame = (int)DEG_get_ctime(depsgraph);
-
- zero_v3(vec2);
-
- /* calculate stroke normal*/
- if (gps->totpoints > 2) {
- BKE_gpencil_stroke_normal(gps, normal);
- }
- else {
- copy_v3_v3(normal, unit_v3);
- }
-
- /* move points */
- for (int i = 0; i < gps->totpoints; i++) {
- if (((i == 0) || (i == gps->totpoints - 1)) && ((mmd->flag & GP_NOISE_MOVE_EXTREME) == 0)) {
- continue;
- }
-
- /* first point is special */
- if (i == 0) {
- if (gps->dvert) {
- dvert = &gps->dvert[0];
- }
- pt0 = (gps->totpoints > 1) ? &gps->points[1] : &gps->points[0];
- pt1 = &gps->points[0];
- }
- else {
- int prev_idx = i - 1;
- CLAMP_MIN(prev_idx, 0);
- if (gps->dvert) {
- dvert = &gps->dvert[prev_idx];
- }
- pt0 = &gps->points[prev_idx];
- pt1 = &gps->points[i];
-
- }
-
- /* verify vertex group */
- const float weight = get_modifier_point_weight(dvert, (mmd->flag & GP_NOISE_INVERT_VGROUP) != 0, def_nr);
- if (weight < 0.0f) {
- continue;
- }
-
- /* initial vector (p0 -> p1) */
- if (i == 0) {
- sub_v3_v3v3(vec1, &pt0->x, &pt1->x);
- }
- else {
- sub_v3_v3v3(vec1, &pt1->x, &pt0->x);
- }
- vran = len_v3(vec1);
- /* vector orthogonal to normal */
- cross_v3_v3v3(vec2, vec1, normal);
- normalize_v3(vec2);
- /* use random noise */
- if (mmd->flag & GP_NOISE_USE_RANDOM) {
- sc_diff = abs(mmd->scene_frame - sc_frame);
- /* only recalc if the gp frame change or the number of scene frames is bigger than step */
- if ((!gpl->actframe) || (mmd->gp_frame != gpl->actframe->framenum) ||
- (sc_diff >= mmd->step))
- {
- vran = mmd->vrand1 = BLI_rng_get_float(mmd->rng);
- vdir = mmd->vrand2 = BLI_rng_get_float(mmd->rng);
- mmd->gp_frame = gpl->actframe->framenum;
- mmd->scene_frame = sc_frame;
- }
- else {
- vran = mmd->vrand1;
- if (mmd->flag & GP_NOISE_FULL_STROKE) {
- vdir = mmd->vrand2;
- }
- else {
- int f = (mmd->vrand2 * 10.0f) + i;
- vdir = f % 2;
- }
- }
- }
- else {
- vran = 1.0f;
- if (mmd->flag & GP_NOISE_FULL_STROKE) {
- vdir = gps->totpoints % 2;
- }
- else {
- vdir = i % 2;
- }
- mmd->gp_frame = -999999;
- }
-
- /* if vec2 is zero, set to something */
- if (gps->totpoints < 3) {
- if ((vec2[0] == 0.0f) && (vec2[1] == 0.0f) && (vec2[2] == 0.0f)) {
- copy_v3_v3(vec2, unit_v3);
- }
- }
-
- /* apply randomness to location of the point */
- if (mmd->flag & GP_NOISE_MOD_LOCATION) {
- /* factor is too sensitive, so need divide */
- shift = ((vran * mmd->factor) / 1000.0f) * weight;
- if (vdir > 0.5f) {
- mul_v3_fl(vec2, shift);
- }
- else {
- mul_v3_fl(vec2, shift * -1.0f);
- }
- add_v3_v3(&pt1->x, vec2);
- }
-
- /* apply randomness to thickness */
- if (mmd->flag & GP_NOISE_MOD_THICKNESS) {
- if (vdir > 0.5f) {
- pt1->pressure -= pt1->pressure * vran * mmd->factor * weight;
- }
- else {
- pt1->pressure += pt1->pressure * vran * mmd->factor * weight;
- }
- CLAMP_MIN(pt1->pressure, GPENCIL_STRENGTH_MIN);
- }
-
- /* apply randomness to color strength */
- if (mmd->flag & GP_NOISE_MOD_STRENGTH) {
- if (vdir > 0.5f) {
- pt1->strength -= pt1->strength * vran * mmd->factor * weight;
- }
- else {
- pt1->strength += pt1->strength * vran * mmd->factor * weight;
- }
- CLAMP_MIN(pt1->strength, GPENCIL_STRENGTH_MIN);
- }
- /* apply randomness to uv rotation */
- if (mmd->flag & GP_NOISE_MOD_UV) {
- if (vdir > 0.5f) {
- pt1->uv_rot -= pt1->uv_rot * vran * mmd->factor * weight;
- }
- else {
- pt1->uv_rot += pt1->uv_rot * vran * mmd->factor * weight;
- }
- CLAMP(pt1->uv_rot, -M_PI_2, M_PI_2);
- }
- }
+ NoiseGpencilModifierData *mmd = (NoiseGpencilModifierData *)md;
+ bGPDspoint *pt0, *pt1;
+ MDeformVert *dvert = NULL;
+ float shift, vran, vdir;
+ float normal[3];
+ float vec1[3], vec2[3];
+ int sc_frame = 0;
+ int sc_diff = 0;
+ const int def_nr = defgroup_name_index(ob, mmd->vgname);
+ const float unit_v3[3] = {1.0f, 1.0f, 1.0f};
+
+ Object *object_eval = DEG_get_evaluated_object(depsgraph, ob);
+ GpencilModifierData *md_eval = BKE_gpencil_modifiers_findByName(object_eval, md->name);
+ NoiseGpencilModifierData *mmd_eval = (NoiseGpencilModifierData *)md_eval;
+
+ /* Random generator, only init once. (it uses eval to get same value in render) */
+ if (mmd_eval->rng == NULL) {
+ uint rng_seed = (uint)(PIL_check_seconds_timer_i() & UINT_MAX);
+ rng_seed ^= POINTER_AS_UINT(mmd);
+ mmd_eval->rng = BLI_rng_new(rng_seed);
+ mmd->rng = mmd_eval->rng;
+ }
+
+ if (!is_stroke_affected_by_modifier(ob,
+ mmd->layername,
+ mmd->pass_index,
+ mmd->layer_pass,
+ 1,
+ gpl,
+ gps,
+ mmd->flag & GP_NOISE_INVERT_LAYER,
+ mmd->flag & GP_NOISE_INVERT_PASS,
+ mmd->flag & GP_NOISE_INVERT_LAYERPASS)) {
+ return;
+ }
+
+ sc_frame = (int)DEG_get_ctime(depsgraph);
+
+ zero_v3(vec2);
+
+ /* calculate stroke normal*/
+ if (gps->totpoints > 2) {
+ BKE_gpencil_stroke_normal(gps, normal);
+ }
+ else {
+ copy_v3_v3(normal, unit_v3);
+ }
+
+ /* move points */
+ for (int i = 0; i < gps->totpoints; i++) {
+ if (((i == 0) || (i == gps->totpoints - 1)) && ((mmd->flag & GP_NOISE_MOVE_EXTREME) == 0)) {
+ continue;
+ }
+
+ /* first point is special */
+ if (i == 0) {
+ if (gps->dvert) {
+ dvert = &gps->dvert[0];
+ }
+ pt0 = (gps->totpoints > 1) ? &gps->points[1] : &gps->points[0];
+ pt1 = &gps->points[0];
+ }
+ else {
+ int prev_idx = i - 1;
+ CLAMP_MIN(prev_idx, 0);
+ if (gps->dvert) {
+ dvert = &gps->dvert[prev_idx];
+ }
+ pt0 = &gps->points[prev_idx];
+ pt1 = &gps->points[i];
+ }
+
+ /* verify vertex group */
+ const float weight = get_modifier_point_weight(
+ dvert, (mmd->flag & GP_NOISE_INVERT_VGROUP) != 0, def_nr);
+ if (weight < 0.0f) {
+ continue;
+ }
+
+ /* initial vector (p0 -> p1) */
+ if (i == 0) {
+ sub_v3_v3v3(vec1, &pt0->x, &pt1->x);
+ }
+ else {
+ sub_v3_v3v3(vec1, &pt1->x, &pt0->x);
+ }
+ vran = len_v3(vec1);
+ /* vector orthogonal to normal */
+ cross_v3_v3v3(vec2, vec1, normal);
+ normalize_v3(vec2);
+ /* use random noise */
+ if (mmd->flag & GP_NOISE_USE_RANDOM) {
+ sc_diff = abs(mmd->scene_frame - sc_frame);
+ /* only recalc if the gp frame change or the number of scene frames is bigger than step */
+ if ((!gpl->actframe) || (mmd->gp_frame != gpl->actframe->framenum) ||
+ (sc_diff >= mmd->step)) {
+ vran = mmd->vrand1 = BLI_rng_get_float(mmd->rng);
+ vdir = mmd->vrand2 = BLI_rng_get_float(mmd->rng);
+ mmd->gp_frame = gpl->actframe->framenum;
+ mmd->scene_frame = sc_frame;
+ }
+ else {
+ vran = mmd->vrand1;
+ if (mmd->flag & GP_NOISE_FULL_STROKE) {
+ vdir = mmd->vrand2;
+ }
+ else {
+ int f = (mmd->vrand2 * 10.0f) + i;
+ vdir = f % 2;
+ }
+ }
+ }
+ else {
+ vran = 1.0f;
+ if (mmd->flag & GP_NOISE_FULL_STROKE) {
+ vdir = gps->totpoints % 2;
+ }
+ else {
+ vdir = i % 2;
+ }
+ mmd->gp_frame = -999999;
+ }
+
+ /* if vec2 is zero, set to something */
+ if (gps->totpoints < 3) {
+ if ((vec2[0] == 0.0f) && (vec2[1] == 0.0f) && (vec2[2] == 0.0f)) {
+ copy_v3_v3(vec2, unit_v3);
+ }
+ }
+
+ /* apply randomness to location of the point */
+ if (mmd->flag & GP_NOISE_MOD_LOCATION) {
+ /* factor is too sensitive, so need divide */
+ shift = ((vran * mmd->factor) / 1000.0f) * weight;
+ if (vdir > 0.5f) {
+ mul_v3_fl(vec2, shift);
+ }
+ else {
+ mul_v3_fl(vec2, shift * -1.0f);
+ }
+ add_v3_v3(&pt1->x, vec2);
+ }
+
+ /* apply randomness to thickness */
+ if (mmd->flag & GP_NOISE_MOD_THICKNESS) {
+ if (vdir > 0.5f) {
+ pt1->pressure -= pt1->pressure * vran * mmd->factor * weight;
+ }
+ else {
+ pt1->pressure += pt1->pressure * vran * mmd->factor * weight;
+ }
+ CLAMP_MIN(pt1->pressure, GPENCIL_STRENGTH_MIN);
+ }
+
+ /* apply randomness to color strength */
+ if (mmd->flag & GP_NOISE_MOD_STRENGTH) {
+ if (vdir > 0.5f) {
+ pt1->strength -= pt1->strength * vran * mmd->factor * weight;
+ }
+ else {
+ pt1->strength += pt1->strength * vran * mmd->factor * weight;
+ }
+ CLAMP_MIN(pt1->strength, GPENCIL_STRENGTH_MIN);
+ }
+ /* apply randomness to uv rotation */
+ if (mmd->flag & GP_NOISE_MOD_UV) {
+ if (vdir > 0.5f) {
+ pt1->uv_rot -= pt1->uv_rot * vran * mmd->factor * weight;
+ }
+ else {
+ pt1->uv_rot += pt1->uv_rot * vran * mmd->factor * weight;
+ }
+ CLAMP(pt1->uv_rot, -M_PI_2, M_PI_2);
+ }
+ }
}
-static void bakeModifier(
- struct Main *UNUSED(bmain), Depsgraph *depsgraph,
- GpencilModifierData *md, Object *ob)
+static void bakeModifier(struct Main *UNUSED(bmain),
+ Depsgraph *depsgraph,
+ GpencilModifierData *md,
+ Object *ob)
{
- bGPdata *gpd = ob->data;
-
- for (bGPDlayer *gpl = gpd->layers.first; gpl; gpl = gpl->next) {
- for (bGPDframe *gpf = gpl->frames.first; gpf; gpf = gpf->next) {
- for (bGPDstroke *gps = gpf->strokes.first; gps; gps = gps->next) {
- deformStroke(md, depsgraph, ob, gpl, gps);
- }
- }
- }
+ bGPdata *gpd = ob->data;
+
+ for (bGPDlayer *gpl = gpd->layers.first; gpl; gpl = gpl->next) {
+ for (bGPDframe *gpf = gpl->frames.first; gpf; gpf = gpf->next) {
+ for (bGPDstroke *gps = gpf->strokes.first; gps; gps = gps->next) {
+ deformStroke(md, depsgraph, ob, gpl, gps);
+ }
+ }
+ }
}
GpencilModifierTypeInfo modifierType_Gpencil_Noise = {
- /* name */ "Noise",
- /* structName */ "NoiseGpencilModifierData",
- /* structSize */ sizeof(NoiseGpencilModifierData),
- /* type */ eGpencilModifierTypeType_Gpencil,
- /* flags */ eGpencilModifierTypeFlag_SupportsEditmode,
-
- /* copyData */ copyData,
-
- /* deformStroke */ deformStroke,
- /* generateStrokes */ NULL,
- /* bakeModifier */ bakeModifier,
- /* remapTime */ NULL,
-
- /* initData */ initData,
- /* freeData */ freeData,
- /* isDisabled */ NULL,
- /* updateDepsgraph */ NULL,
- /* dependsOnTime */ dependsOnTime,
- /* foreachObjectLink */ NULL,
- /* foreachIDLink */ NULL,
- /* foreachTexLink */ NULL,
- /* getDuplicationFactor */ NULL,
+ /* name */ "Noise",
+ /* structName */ "NoiseGpencilModifierData",
+ /* structSize */ sizeof(NoiseGpencilModifierData),
+ /* type */ eGpencilModifierTypeType_Gpencil,
+ /* flags */ eGpencilModifierTypeFlag_SupportsEditmode,
+
+ /* copyData */ copyData,
+
+ /* deformStroke */ deformStroke,
+ /* generateStrokes */ NULL,
+ /* bakeModifier */ bakeModifier,
+ /* remapTime */ NULL,
+
+ /* initData */ initData,
+ /* freeData */ freeData,
+ /* isDisabled */ NULL,
+ /* updateDepsgraph */ NULL,
+ /* dependsOnTime */ dependsOnTime,
+ /* foreachObjectLink */ NULL,
+ /* foreachIDLink */ NULL,
+ /* foreachTexLink */ NULL,
+ /* getDuplicationFactor */ NULL,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-29 13:43:55 +0300