//Note: models get some ambient colour added when dark as the camera moves closer
void CityOnPlanet::Render(Graphics::Renderer *r, const Camera *camera, const SpaceStation *station, const vector3d &viewCoords, const matrix4x4d &viewTransform, double illumination, double minIllumination)
{
matrix4x4d rot[4];
station->GetRotMatrix(rot[0]);
// change detail level if necessary
if (m_detailLevel != Pi::detail.cities) {
RemoveStaticGeomsFromCollisionSpace();
AddStaticGeomsToCollisionSpace();
}
rot[0] = viewTransform * rot[0];
for (int i=1; i<4; i++) {
rot[i] = rot[0] * matrix4x4d::RotateYMatrix(M_PI*0.5*double(i));
}
const Graphics::Frustum frustum = Graphics::Frustum::FromGLState();
//modelview seems to be always identity
memset(&cityobj_params, 0, sizeof(LmrObjParams));
cityobj_params.time = Pi::game->GetTime();
for (std::vector<BuildingDef>::const_iterator i = m_buildings.begin();
i != m_buildings.end(); ++i) {
if (!(*i).isEnabled) continue;
vector3d pos = viewTransform * (*i).pos;
if (!frustum.TestPoint(pos, (*i).clipRadius))
continue;
const Color oldSceneAmbientColor = r->GetAmbientColor();
// fade conditions for models
double fadeInEnd, fadeInLength;
if (Graphics::AreShadersEnabled()) {
fadeInEnd = 10.0;
fadeInLength = 500.0;
}
else {
fadeInEnd = 2000.0;
fadeInLength = 6000.0;
}
FadeInModelIfDark(r, (*i).clipRadius, pos.Length(), fadeInEnd, fadeInLength, illumination, minIllumination);
matrix4x4f _rot;
for (int e=0; e<16; e++) _rot[e] = float(rot[(*i).rotation][e]);
_rot[12] = float(pos.x);
_rot[13] = float(pos.y);
_rot[14] = float(pos.z);
(*i).model->Render(_rot, &cityobj_params);
// restore old ambient colour
if (illumination <= minIllumination)
r->SetAmbientColor(oldSceneAmbientColor);
}
}
void CityOnPlanet::Render(Graphics::Renderer *r, const Camera *camera, const SpaceStation *station, const vector3d &viewCoords, const matrix4x4d &viewTransform)
{
// Early frustum test of whole city.
const vector3d stationPos = viewTransform * (station->GetPosition() + m_realCentre);
const Graphics::Frustum frustum = camera->GetFrustum();
//modelview seems to be always identity
if (!frustum.TestPoint(stationPos, m_clipRadius))
return;
matrix4x4d rot[4];
matrix4x4f rotf[4];
rot[0] = station->GetOrient();
// change detail level if necessary
if (m_detailLevel != Pi::detail.cities) {
RemoveStaticGeomsFromCollisionSpace();
AddStaticGeomsToCollisionSpace();
}
rot[0] = viewTransform * rot[0];
for (int i=1; i<4; i++) {
rot[i] = rot[0] * matrix4x4d::RotateYMatrix(M_PI*0.5*double(i));
}
for (int i=0; i<4; i++) {
for (int e=0; e<16; e++) {
rotf[i][e] = float(rot[i][e]);
}
}
for (std::vector<BuildingDef>::const_iterator iter=m_enabledBuildings.begin(), itEND=m_enabledBuildings.end(); iter != itEND; ++iter)
{
const vector3d pos = viewTransform * (*iter).pos;
const vector3f posf(pos);
if (!frustum.TestPoint(pos, (*iter).clipRadius))
continue;
matrix4x4f _rot(rotf[(*iter).rotation]);
_rot.SetTranslate(posf);
(*iter).model->Render(_rot);
}
}
void Render(Graphics::Renderer *renderer, const vector3d &campos, const matrix4x4d &modelView, const Graphics::Frustum &frustum) {
if (!frustum.TestPoint(clipCentroid, clipRadius))
return;
Graphics::Material *mat = gasSphere->GetSurfaceMaterial();
Graphics::RenderState *rs = gasSphere->GetSurfRenderState();
const vector3d relpos = clipCentroid - campos;
renderer->SetTransform(modelView * matrix4x4d::Translation(relpos));
Pi::statSceneTris += 2*(ctx->edgeLen-1)*(ctx->edgeLen-1);
renderer->DrawBufferIndexed(m_vertexBuffer.get(), ctx->indexBuffer.Get(), rs, mat);
}
void CityOnPlanet::Render(Graphics::Renderer *r, const SpaceStation *station, const vector3d &viewCoords, const matrix4x4d &viewTransform)
{
matrix4x4d rot[4];
station->GetRotMatrix(rot[0]);
// change detail level if necessary
if (m_detailLevel != Pi::detail.cities) {
RemoveStaticGeomsFromCollisionSpace();
AddStaticGeomsToCollisionSpace();
}
rot[0] = viewTransform * rot[0];
for (int i=1; i<4; i++) {
rot[i] = rot[0] * matrix4x4d::RotateYMatrix(M_PI*0.5*double(i));
}
Graphics::Frustum frustum = Graphics::Frustum::FromGLState();
//modelview seems to be always identity
memset(&cityobj_params, 0, sizeof(LmrObjParams));
cityobj_params.time = Pi::game->GetTime();
for (std::vector<BuildingDef>::const_iterator i = m_buildings.begin();
i != m_buildings.end(); ++i) {
if (!(*i).isEnabled) continue;
vector3d pos = viewTransform * (*i).pos;
if (!frustum.TestPoint(pos, (*i).clipRadius))
continue;
matrix4x4f _rot;
for (int e=0; e<16; e++) _rot[e] = float(rot[(*i).rotation][e]);
_rot[12] = float(pos.x);
_rot[13] = float(pos.y);
_rot[14] = float(pos.z);
(*i).model->Render(_rot, &cityobj_params);
}
}
void GeoPatch::Render(vector3d &campos, const Graphics::Frustum &frustum) {
if (kids[0]) {
for (int i=0; i<NUM_KIDS; i++) kids[i]->Render(campos, frustum);
} else if (heights.Valid()) {
_UpdateVBOs();
if (!frustum.TestPoint(clipCentroid, clipRadius))
return;
vector3d relpos = clipCentroid - campos;
glPushMatrix();
glTranslated(relpos.x, relpos.y, relpos.z);
Pi::statSceneTris += 2*(ctx->edgeLen-1)*(ctx->edgeLen-1);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
// update the indices used for rendering
ctx->updateIndexBufferId(determineIndexbuffer());
glBindBufferARB(GL_ARRAY_BUFFER, m_vbo);
glVertexPointer(3, GL_FLOAT, sizeof(GeoPatchContext::VBOVertex), 0);
glNormalPointer(GL_FLOAT, sizeof(GeoPatchContext::VBOVertex), reinterpret_cast<void *>(3*sizeof(float)));
glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(GeoPatchContext::VBOVertex), reinterpret_cast<void *>(6*sizeof(float)));
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, ctx->indices_vbo);
glDrawElements(GL_TRIANGLES, ctx->indices_tri_count*3, GL_UNSIGNED_SHORT, 0);
glBindBufferARB(GL_ARRAY_BUFFER_ARB, 0);
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, 0);
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
glPopMatrix();
}
}
void CityOnPlanet::Render(Graphics::Renderer *r, const Graphics::Frustum &frustum, const SpaceStation *station, const vector3d &viewCoords, const matrix4x4d &viewTransform)
{
// Early frustum test of whole city.
const vector3d stationPos = viewTransform * (station->GetPosition() + m_realCentre);
//modelview seems to be always identity
if (!frustum.TestPoint(stationPos, m_clipRadius))
return;
matrix4x4d rot[4];
matrix4x4f rotf[4];
rot[0] = station->GetOrient();
// change detail level if necessary
const bool bDetailChanged = m_detailLevel != Pi::detail.cities;
if (bDetailChanged) {
RemoveStaticGeomsFromCollisionSpace();
AddStaticGeomsToCollisionSpace();
}
rot[0] = viewTransform * rot[0];
for (int i=1; i<4; i++) {
rot[i] = rot[0] * matrix4x4d::RotateYMatrix(M_PI*0.5*double(i));
}
for (int i=0; i<4; i++) {
for (int e=0; e<16; e++) {
rotf[i][e] = float(rot[i][e]);
}
}
Uint32 uCount = 0;
std::vector<Uint32> instCount;
std::vector< std::vector<matrix4x4f> > transform;
instCount.resize(s_buildingList.numBuildings);
transform.resize(s_buildingList.numBuildings);
memset(&instCount[0], 0, sizeof(Uint32) * s_buildingList.numBuildings);
for(Uint32 i=0; i<s_buildingList.numBuildings; i++) {
transform[i].reserve(m_buildingCounts[i]);
}
for (std::vector<BuildingDef>::const_iterator iter=m_enabledBuildings.begin(), itEND=m_enabledBuildings.end(); iter != itEND; ++iter)
{
const vector3d pos = viewTransform * (*iter).pos;
const vector3f posf(pos);
if (!frustum.TestPoint(pos, (*iter).clipRadius))
continue;
matrix4x4f _rot(rotf[(*iter).rotation]);
_rot.SetTranslate(posf);
// increment the instance count and store the transform
instCount[(*iter).instIndex]++;
transform[(*iter).instIndex].push_back( _rot );
++uCount;
}
// render the building models using instancing
for(Uint32 i=0; i<s_buildingList.numBuildings; i++) {
s_buildingList.buildings[i].resolvedModel->Render(transform[i]);
}
r->GetStats().AddToStatCount(Graphics::Stats::STAT_BUILDINGS, uCount);
r->GetStats().AddToStatCount(Graphics::Stats::STAT_CITIES, 1);
}