GLuint Texture::texture() {
if (dirty_data_) {
// TO DO: Protect this with a mutex!
GLState::glsBindTexture(GL_TEXTURE_2D, texture_);
sync();
setTextureProperties();
dirty_data_ = false;
}
return texture_;
}
// bind() - typical usage for single texture render target:
// bind(GL_TEXTURE0, "f_texture_sampler")
void Texture::bind(const GLenum target_id, const char* h_texture_sampler) {
if (dirty_data_) {
// TO DO: Protect this with a mutex!
GLState::glsBindTexture(GL_TEXTURE_2D, texture_);
sync();
setTextureProperties();
dirty_data_ = false;
}
if (!GLState::glsQueryIfTextureIsBound(GL_TEXTURE_2D, target_id,
texture_)) {
GLState::glsActiveTexture(target_id);
GLState::glsBindTexture(GL_TEXTURE_2D, texture_);
}
GLint uniform_target = (target_id - GL_TEXTURE0);
BIND_UNIFORM(h_texture_sampler, &uniform_target);
}
void Texture::setTextureFilterMode(const TextureFilterMode mode) {
GLState::glsActiveTexture(GL_TEXTURE0);
GLState::glsBindTexture(GL_TEXTURE_2D, texture_);
filter_ = mode;
setTextureProperties();
}
Ogre::String NIFMaterialLoader::getMaterial(const Nif::ShapeData *shapedata,
const Ogre::String &name, const Ogre::String &group,
const Nif::NiTexturingProperty *texprop,
const Nif::NiMaterialProperty *matprop,
const Nif::NiAlphaProperty *alphaprop,
const Nif::NiVertexColorProperty *vertprop,
const Nif::NiZBufferProperty *zprop,
const Nif::NiSpecularProperty *specprop,
const Nif::NiWireframeProperty *wireprop,
const Nif::NiStencilProperty *stencilprop,
bool &needTangents, bool particleMaterial)
{
Ogre::MaterialManager &matMgr = Ogre::MaterialManager::getSingleton();
Ogre::MaterialPtr material = matMgr.getByName(name);
if(!material.isNull())
return name;
Ogre::Vector3 ambient(1.0f);
Ogre::Vector3 diffuse(1.0f);
Ogre::Vector3 specular(0.0f);
Ogre::Vector3 emissive(0.0f);
float glossiness = 0.0f;
float alpha = 1.0f;
int alphaFlags = 0;
int alphaTest = 0;
int vertMode = 2;
//int lightMode = 1;
int depthFlags = 3;
// Default should be 1, but Bloodmoon's models are broken
int specFlags = 0;
int wireFlags = 0;
int drawMode = 1;
Ogre::String texName[7];
bool vertexColour = (shapedata->colors.size() != 0);
// Texture
if(texprop)
{
for(int i = 0;i < 7;i++)
{
if(!texprop->textures[i].inUse)
continue;
if(texprop->textures[i].texture.empty())
{
warn("Texture layer "+Ogre::StringConverter::toString(i)+" is in use but empty in "+name);
continue;
}
const Nif::NiSourceTexture *st = texprop->textures[i].texture.getPtr();
if(st->external)
texName[i] = Misc::ResourceHelpers::correctTexturePath(st->filename);
else
warn("Found internal texture, ignoring.");
}
Nif::ControllerPtr ctrls = texprop->controller;
while(!ctrls.empty())
{
if (ctrls->recType != Nif::RC_NiFlipController) // Handled in ogrenifloader
warn("Unhandled texture controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
// Alpha modifiers
if(alphaprop)
{
alphaFlags = alphaprop->flags;
alphaTest = alphaprop->data.threshold;
Nif::ControllerPtr ctrls = alphaprop->controller;
while(!ctrls.empty())
{
warn("Unhandled alpha controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
// Vertex color handling
if(vertprop)
{
vertMode = vertprop->data.vertmode;
// FIXME: Handle lightmode?
//lightMode = vertprop->data.lightmode;
Nif::ControllerPtr ctrls = vertprop->controller;
while(!ctrls.empty())
{
warn("Unhandled vertex color controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
if(zprop)
{
depthFlags = zprop->flags;
// Depth function???
Nif::ControllerPtr ctrls = zprop->controller;
while(!ctrls.empty())
{
warn("Unhandled depth controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
if(specprop)
{
specFlags = specprop->flags;
Nif::ControllerPtr ctrls = specprop->controller;
while(!ctrls.empty())
{
warn("Unhandled specular controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
if(wireprop)
{
wireFlags = wireprop->flags;
Nif::ControllerPtr ctrls = wireprop->controller;
while(!ctrls.empty())
{
warn("Unhandled wireframe controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
if(stencilprop)
{
drawMode = stencilprop->data.drawMode;
if (stencilprop->data.enabled)
warn("Unhandled stencil test in "+name);
Nif::ControllerPtr ctrls = stencilprop->controller;
while(!ctrls.empty())
{
warn("Unhandled stencil controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
// Material
if(matprop)
{
ambient = matprop->data.ambient;
diffuse = matprop->data.diffuse;
specular = matprop->data.specular;
emissive = matprop->data.emissive;
glossiness = matprop->data.glossiness;
alpha = matprop->data.alpha;
Nif::ControllerPtr ctrls = matprop->controller;
while(!ctrls.empty())
{
if (ctrls->recType != Nif::RC_NiAlphaController && ctrls->recType != Nif::RC_NiMaterialColorController)
warn("Unhandled material controller "+ctrls->recName+" in "+name);
ctrls = ctrls->next;
}
}
if (particleMaterial)
{
alpha = 1.f; // Apparently ignored, might be overridden by particle vertex colors?
}
{
// Generate a hash out of all properties that can affect the material.
size_t h = 0;
boost::hash_combine(h, ambient.x);
boost::hash_combine(h, ambient.y);
boost::hash_combine(h, ambient.z);
boost::hash_combine(h, diffuse.x);
boost::hash_combine(h, diffuse.y);
boost::hash_combine(h, diffuse.z);
boost::hash_combine(h, alpha);
boost::hash_combine(h, specular.x);
boost::hash_combine(h, specular.y);
boost::hash_combine(h, specular.z);
boost::hash_combine(h, glossiness);
boost::hash_combine(h, emissive.x);
boost::hash_combine(h, emissive.y);
boost::hash_combine(h, emissive.z);
for(int i = 0;i < 7;i++)
{
if(!texName[i].empty())
{
boost::hash_combine(h, texName[i]);
boost::hash_combine(h, texprop->textures[i].clamp);
boost::hash_combine(h, texprop->textures[i].uvSet);
}
}
boost::hash_combine(h, drawMode);
boost::hash_combine(h, vertexColour);
boost::hash_combine(h, alphaFlags);
boost::hash_combine(h, alphaTest);
boost::hash_combine(h, vertMode);
boost::hash_combine(h, depthFlags);
boost::hash_combine(h, specFlags);
boost::hash_combine(h, wireFlags);
std::map<size_t,std::string>::iterator itr = sMaterialMap.find(h);
if (itr != sMaterialMap.end())
{
// a suitable material exists already - use it
sh::MaterialInstance* instance = sh::Factory::getInstance().getMaterialInstance(itr->second);
needTangents = !sh::retrieveValue<sh::StringValue>(instance->getProperty("normalMap"), instance).get().empty();
return itr->second;
}
// not found, create a new one
sMaterialMap.insert(std::make_pair(h, name));
}
// No existing material like this. Create a new one.
sh::MaterialInstance *instance = sh::Factory::getInstance().createMaterialInstance(name, "openmw_objects_base");
if(vertMode == 0 || !vertexColour)
{
instance->setProperty("ambient", sh::makeProperty(new sh::Vector4(ambient.x, ambient.y, ambient.z, 1)));
instance->setProperty("diffuse", sh::makeProperty(new sh::Vector4(diffuse.x, diffuse.y, diffuse.z, alpha)));
instance->setProperty("emissive", sh::makeProperty(new sh::Vector4(emissive.x, emissive.y, emissive.z, 1)));
instance->setProperty("vertmode", sh::makeProperty(new sh::StringValue("0")));
}
else if(vertMode == 1)
{
instance->setProperty("ambient", sh::makeProperty(new sh::Vector4(ambient.x, ambient.y, ambient.z, 1)));
instance->setProperty("diffuse", sh::makeProperty(new sh::Vector4(diffuse.x, diffuse.y, diffuse.z, alpha)));
instance->setProperty("emissive", sh::makeProperty(new sh::StringValue("vertexcolour")));
instance->setProperty("vertmode", sh::makeProperty(new sh::StringValue("1")));
}
else if(vertMode == 2)
{
instance->setProperty("ambient", sh::makeProperty(new sh::StringValue("vertexcolour")));
instance->setProperty("diffuse", sh::makeProperty(new sh::StringValue("vertexcolour")));
instance->setProperty("emissive", sh::makeProperty(new sh::Vector4(emissive.x, emissive.y, emissive.z, 1)));
instance->setProperty("vertmode", sh::makeProperty(new sh::StringValue("2")));
}
else
std::cerr<< "Unhandled vertex mode: "<<vertMode <<std::endl;
if(specFlags)
{
instance->setProperty("specular", sh::makeProperty(
new sh::Vector4(specular.x, specular.y, specular.z, glossiness)));
}
if(wireFlags)
{
instance->setProperty("polygon_mode", sh::makeProperty(new sh::StringValue("wireframe")));
}
if (drawMode == 1)
instance->setProperty("cullmode", sh::makeProperty(new sh::StringValue("clockwise")));
else if (drawMode == 2)
instance->setProperty("cullmode", sh::makeProperty(new sh::StringValue("anticlockwise")));
else if (drawMode == 3)
instance->setProperty("cullmode", sh::makeProperty(new sh::StringValue("none")));
instance->setProperty("diffuseMap", sh::makeProperty(texName[Nif::NiTexturingProperty::BaseTexture]));
instance->setProperty("normalMap", sh::makeProperty(texName[Nif::NiTexturingProperty::BumpTexture]));
instance->setProperty("detailMap", sh::makeProperty(texName[Nif::NiTexturingProperty::DetailTexture]));
instance->setProperty("emissiveMap", sh::makeProperty(texName[Nif::NiTexturingProperty::GlowTexture]));
instance->setProperty("darkMap", sh::makeProperty(texName[Nif::NiTexturingProperty::DarkTexture]));
if (!texName[Nif::NiTexturingProperty::BaseTexture].empty())
{
instance->setProperty("use_diffuse_map", sh::makeProperty(new sh::BooleanValue(true)));
setTextureProperties(instance, "diffuseMap", texprop->textures[Nif::NiTexturingProperty::BaseTexture]);
}
if (!texName[Nif::NiTexturingProperty::GlowTexture].empty())
{
instance->setProperty("use_emissive_map", sh::makeProperty(new sh::BooleanValue(true)));
setTextureProperties(instance, "emissiveMap", texprop->textures[Nif::NiTexturingProperty::GlowTexture]);
}
if (!texName[Nif::NiTexturingProperty::DetailTexture].empty())
{
instance->setProperty("use_detail_map", sh::makeProperty(new sh::BooleanValue(true)));
setTextureProperties(instance, "detailMap", texprop->textures[Nif::NiTexturingProperty::DetailTexture]);
}
if (!texName[Nif::NiTexturingProperty::DarkTexture].empty())
{
instance->setProperty("use_dark_map", sh::makeProperty(new sh::BooleanValue(true)));
setTextureProperties(instance, "darkMap", texprop->textures[Nif::NiTexturingProperty::DarkTexture]);
}
bool useParallax = !texName[Nif::NiTexturingProperty::BumpTexture].empty()
&& texName[Nif::NiTexturingProperty::BumpTexture].find("_nh.") != std::string::npos;
instance->setProperty("use_parallax", sh::makeProperty(new sh::BooleanValue(useParallax)));
for(int i = 0;i < 7;i++)
{
if(i == Nif::NiTexturingProperty::BaseTexture ||
i == Nif::NiTexturingProperty::DetailTexture ||
i == Nif::NiTexturingProperty::DarkTexture ||
i == Nif::NiTexturingProperty::BumpTexture ||
i == Nif::NiTexturingProperty::GlowTexture)
continue;
if(!texName[i].empty())
warn("Ignored texture "+texName[i]+" on layer "+Ogre::StringConverter::toString(i) + " in " + name);
}
if (vertexColour)
instance->setProperty("has_vertex_colour", sh::makeProperty(new sh::BooleanValue(true)));
// Override alpha flags based on our override list (transparency-overrides.cfg)
if ((alphaFlags&1) && !texName[0].empty())
{
NifOverrides::TransparencyResult result = NifOverrides::Overrides::getTransparencyOverride(texName[0]);
if (result.first)
{
alphaFlags = (1<<9) | (6<<10); /* alpha_rejection enabled, greater_equal */
alphaTest = result.second;
depthFlags = (1<<0) | (1<<1); // depth_write on, depth_check on
}
}
// Add transparency if NiAlphaProperty was present
if((alphaFlags&1))
{
std::string blend_mode;
blend_mode += getBlendFactor((alphaFlags>>1)&0xf);
blend_mode += " ";
blend_mode += getBlendFactor((alphaFlags>>5)&0xf);
instance->setProperty("scene_blend", sh::makeProperty(new sh::StringValue(blend_mode)));
}