Commit: ddabe465b55980a642b917d11cfc1ec2a27300a5
Author: Gaia Clary
Date: Sat Jun 24 22:16:32 2017 +0200
Branches: master
https://developer.blender.org/rBddabe465b55980a642b917d11cfc1ec2a27300a5
collada: export UV Textures as materials. Note: the reimport of the exported
collada files will have materials assigned instead of UV Face Textures! This is
expected behavior
===================================================================
M source/blender/collada/DocumentExporter.cpp
M source/blender/collada/EffectExporter.cpp
M source/blender/collada/EffectExporter.h
M source/blender/collada/GeometryExporter.cpp
M source/blender/collada/ImageExporter.cpp
M source/blender/collada/InstanceWriter.cpp
M source/blender/collada/InstanceWriter.h
M source/blender/collada/MaterialExporter.cpp
===================================================================
diff --git a/source/blender/collada/DocumentExporter.cpp
b/source/blender/collada/DocumentExporter.cpp
index bd32e989ae3..634071bc90f 100644
--- a/source/blender/collada/DocumentExporter.cpp
+++ b/source/blender/collada/DocumentExporter.cpp
@@ -138,7 +138,8 @@ extern bool bc_has_object_type(LinkNode *export_set, short
obtype);
char *bc_CustomData_get_layer_name(const struct CustomData *data, int type,
int n)
{
int layer_index = CustomData_get_layer_index(data, type);
- if (layer_index < 0) return NULL;
+ if (layer_index < 0)
+ return NULL;
return data->layers[layer_index + n].name;
}
@@ -147,9 +148,10 @@ char *bc_CustomData_get_active_layer_name(const CustomData
*data, int type)
{
/* get the layer index of the active layer of type */
int layer_index = CustomData_get_active_layer_index(data, type);
- if (layer_index < 0) return NULL;
+ if (layer_index < 1)
+ return NULL;
- return data->layers[layer_index].name;
+ return bc_CustomData_get_layer_name(data, type, layer_index-1);
}
DocumentExporter::DocumentExporter(const ExportSettings *export_settings) :
export_settings(export_settings) {
diff --git a/source/blender/collada/EffectExporter.cpp
b/source/blender/collada/EffectExporter.cpp
index 4ce88d96888..e0c81cfc54b 100644
--- a/source/blender/collada/EffectExporter.cpp
+++ b/source/blender/collada/EffectExporter.cpp
@@ -27,7 +27,6 @@
#include <map>
-#include <set>
#include "COLLADASWEffectProfile.h"
#include "COLLADAFWColorOrTexture.h"
@@ -49,21 +48,10 @@ extern "C" {
#include "BKE_material.h"
}
-// OB_MESH is assumed
-static std::string getActiveUVLayerName(Object *ob)
-{
- Mesh *me = (Mesh *)ob->data;
-
- int num_layers = CustomData_number_of_layers(&me->fdata, CD_MTFACE);
- if (num_layers)
- return
std::string(bc_CustomData_get_active_layer_name(&me->fdata, CD_MTFACE));
-
- return "";
-}
-
EffectsExporter::EffectsExporter(COLLADASW::StreamWriter *sw, const
ExportSettings *export_settings) : COLLADASW::LibraryEffects(sw),
export_settings(export_settings) {
}
+
bool EffectsExporter::hasEffects(Scene *sce)
{
Base *base = (Base *)sce->base.first;
@@ -86,13 +74,49 @@ bool EffectsExporter::hasEffects(Scene *sce)
void EffectsExporter::exportEffects(Scene *sce)
{
- if (hasEffects(sce)) {
- this->scene = sce;
- openLibrary();
- MaterialFunctor mf;
- mf.forEachMaterialInExportSet<EffectsExporter>(sce, *this,
this->export_settings->export_set);
-
- closeLibrary();
+ this->scene = sce;
+
+ if (this->export_settings->export_texture_type == BC_TEXTURE_TYPE_MAT) {
+ if (hasEffects(sce)) {
+ MaterialFunctor mf;
+ openLibrary();
+
mf.forEachMaterialInExportSet<EffectsExporter>(sce, *this,
this->export_settings->export_set);
+ closeLibrary();
+ }
+ }
+ else if (this->export_settings->export_texture_type ==
BC_TEXTURE_TYPE_UV) {
+ std::set<Object *> uv_textured_obs =
bc_getUVTexturedObjects(sce, !this->export_settings->active_uv_only);
+ std::set<Image *> uv_images = bc_getUVImages(sce,
!this->export_settings->active_uv_only);
+ if (uv_images.size() > 0) {
+ openLibrary();
+ std::set<Image *>::iterator uv_images_iter;
+ for (uv_images_iter = uv_images.begin();
+ uv_images_iter != uv_images.end();
+ uv_images_iter++) {
+
+ Image *ima = *uv_images_iter;
+ std::string key(id_name(ima));
+ key = translate_id(key);
+ COLLADASW::Sampler
sampler(COLLADASW::Sampler::SAMPLER_TYPE_2D,
+ key +
COLLADASW::Sampler::SAMPLER_SID_SUFFIX,
+ key +
COLLADASW::Sampler::SURFACE_SID_SUFFIX);
+ sampler.setImageId(key);
+
+ openEffect(key + "-effect");
+ COLLADASW::EffectProfile ep(mSW);
+
ep.setProfileType(COLLADASW::EffectProfile::COMMON);
+
ep.setShaderType(COLLADASW::EffectProfile::PHONG);
+ ep.setDiffuse(createTexture(ima, key,
&sampler), false, "diffuse");
+ COLLADASW::ColorOrTexture cot = getcol(0, 0, 0,
1.0f);
+ ep.setSpecular(cot, false, "specular");
+ ep.openProfile();
+ ep.addProfileElements();
+ ep.addExtraTechniques(mSW);
+ ep.closeProfile();
+ closeEffect();
+ }
+ closeLibrary();
+ }
}
}
@@ -172,6 +196,18 @@ void
EffectsExporter::writeTextures(COLLADASW::EffectProfile &ep,
}
}
+void EffectsExporter::exportUVMats(Object *ob)
+{
+ std::vector<int> tex_indices;
+ int active_uv_layer = -1;
+ std::set<Image *> uv_textures;
+ if (ob->type == OB_MESH && ob->totcol &&
this->export_settings->export_texture_type == BC_TEXTURE_TYPE_UV) {
+ bool active_uv_only = this->export_settings->active_uv_only;
+ Mesh *me = (Mesh *)ob->data;
+ active_uv_layer = CustomData_get_active_layer_index(&me->pdata,
CD_MTEXPOLY);
+ }
+}
+
void EffectsExporter::operator()(Material *ma, Object *ob)
{
// create a list of indices to textures of type TEX_IMAGE
@@ -365,7 +401,7 @@ void EffectsExporter::operator()(Material *ma, Object *ob)
// used as fallback when MTex->uvname is "" (this is pretty common)
// it is indeed the correct value to use in that case
- std::string active_uv(getActiveUVLayerName(ob));
+ std::string active_uv(bc_get_active_uvlayer_name(ob));
// write textures
// XXX very slow
@@ -385,16 +421,18 @@ void EffectsExporter::operator()(Material *ma, Object *ob)
writeTextures(ep, key, sampler, t, ima, uvname);
}
- std::set<Image *>::iterator uv_t_iter;
- int idx;
- for (idx = 0, uv_t_iter = uv_textures.begin(); uv_t_iter !=
uv_textures.end(); uv_t_iter++, idx++ ) {
- if (active_uv_layer>-1 && idx==active_uv_layer) {
+ if (active_uv_layer > -1) {
+ // Export only UV textures assigned to active UV Layer (sounds
reasonable, but is that correct?)
+ std::set<Image *>::iterator uv_t_iter;
+
+ for (uv_t_iter = uv_textures.begin(); uv_t_iter !=
uv_textures.end(); uv_t_iter++) {
Image *ima = *uv_t_iter;
std::string key(id_name(ima));
key = translate_id(key);
int i = im_samp_map[key];
COLLADASW::Sampler *sampler = (COLLADASW::Sampler
*)samp_surf[i];
ep.setDiffuse(createTexture(ima, active_uv, sampler),
false, "diffuse");
+ ep.setShaderType(COLLADASW::EffectProfile::PHONG);
}
}
diff --git a/source/blender/collada/EffectExporter.h
b/source/blender/collada/EffectExporter.h
index d20cbfdfe0b..b11699b56e2 100644
--- a/source/blender/collada/EffectExporter.h
+++ b/source/blender/collada/EffectExporter.h
@@ -47,6 +47,8 @@ class EffectsExporter: COLLADASW::LibraryEffects
{
public:
EffectsExporter(COLLADASW::StreamWriter *sw, const ExportSettings
*export_settings);
+ void EffectsExporter::exportUVMats(Object *ob);
+
void exportEffects(Scene *sce);
void operator()(Material *ma, Object *ob);
diff --git a/source/blender/collada/GeometryExporter.cpp
b/source/blender/collada/GeometryExporter.cpp
index 2ba0ccc827c..db3b8a62c33 100644
--- a/source/blender/collada/GeometryExporter.cpp
+++ b/source/blender/collada/GeometryExporter.cpp
@@ -135,13 +135,15 @@ void GeometryExporter::operator()(Object *ob)
// Only create Polylists if number of faces > 0
if (me->totface > 0) {
// XXX slow
- if (ob->totcol) {
+ if (ob->totcol && this->export_settings->export_texture_type ==
BC_TEXTURE_TYPE_MAT) {
for (int a = 0; a < ob->totcol; a++) {
createPolylist(a, has_uvs, has_color, ob, me,
geom_id, norind);
}
}
else {
- createPolylist(0, has_uvs, has_color, ob, me, geom_id,
norind);
+ bool all_uv_layers =
!this->export_settings->active_uv_only;
+ std::set<Image *> uv_images = bc_getUVImages(ob,
all_uv_layers);
+ createPolylists(uv_images, has_uvs, has_color, ob, me,
geom_id, norind);
}
}
@@ -221,13 +223,15 @@ void GeometryExporter::export_key_mesh(Object *ob, Mesh
*me, KeyBlock *kb)
//createLooseEdgeList(ob, me, geom_id, norind);
// XXX slow
- if (ob->totcol) {
+ if (ob->totcol && this->export_settings->export_texture_type ==
BC_TEXTURE_TYPE_MAT) {
for (int a = 0; a < ob->totcol; a++) {
createPolylist(a, has_uvs, has_color, ob, me, geom_id,
norind);
}
}
else {
- createPolylist(0, has_uvs, has_color, ob, me, geom_id, norind);
+ bool all_uv_layers = !this->export_settings->active_uv_only;
+ std::set<Image *> uv_images = bc_getUVImages(ob, all_uv_layers);
+ createPolylists(uv_images, has_uvs, has_color, ob, me, geom_id,
norind);
}
closeMesh();
@@ -296,7 +300,8 @@ std::string
GeometryExporter::makeVertexColorSourceId(std::string& geom_id, char
return result;
}
-// powerful because it handles both cases when there is material and when
there's not
+
+// Export meshes with Materials
void GeometryExporter::createPolylist(short material_index,
bool has_uvs,
bool has_color,
@@ -361,13 +366,21 @@ void GeometryExporter::createPolylist(short
material_index,
int active_uv_index = CustomData_get_active_layer_index(&me->fdata,
CD_MTFACE)-1;
for (i = 0; i < num_layers; i++) {
if (!this->export_settings->active_uv_only || i ==
active_uv_index) {
+
+ std::string uv_name(bc_get_uvlayer_name(me, i));
+ std::string effective_id = geom_id; // (uv_name == "")
? geom_id : uv_name;
+ std::string layer_id = makeTexcoordSourceId(
+ effective_id,
+ i, this->export_settings->active_uv_only);
- // char *name = CustomData_get_layer_name(&me->fdata,
CD_MTFACE, i);
+ /* Note: the third parameter denotes the offset of
TEXCOORD in polylist elements
+ For now this is always 2 (This may change
sometime/maybe)
+ */
COLLADASW::Input
input3(COLLADASW::InputSemantic::TEXCOORD,
-
makeUrl(makeTexcoordSourceId(geom_id, i,
this->export_settings->active_uv_only)),
- 2, //
this is only until we have optimized UV sets
-
(this->export_settings->active_uv_only) ? 0 : i // only_active_uv exported ->
we have only one set
- );
+ makeUrl(layer_id),
+ 2, // this is only until we have optimized UV
sets
+ (this->export_settings->active_uv_only) ? 0 : i
// only_active_uv exported -> we have only one set
+ );
til.push_back(input3);
}
}
@@ -697,7 +710,13 @@ void GeometryExporter::createTexcoordsSource(std::string
geom_id, Mesh *me)
MLoopUV *mloops = (MLoopUV
*)CustomData_get_layer_n(&me->ldata, CD_MLOOPUV, a);
COLLADASW::FloatSourceF source(mSW);
- std::string layer_id = makeTexcoordSourceId(geom_id, a,
@@ Diff output truncated at 10240 characters. @@
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