std::vector<entity_id_t> EntitySelection::PickSimilarEntities(CSimulation2& simulation, const CCamera& camera, const std::string& templateName, int owner, bool includeOffScreen, bool matchRank) { CmpPtr<ICmpTemplateManager> cmpTemplateManager(simulation, SYSTEM_ENTITY); CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY); std::vector<entity_id_t> hitEnts; const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable); for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it) { entity_id_t ent = it->first; if (matchRank) { // Exact template name matching if (cmpTemplateManager->GetCurrentTemplateName(ent) != templateName) continue; } // Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld) // In this case, the checking is done to avoid selecting garrisoned units if (cmpRangeManager->GetLosVisibility(ent, owner) == ICmpRangeManager::VIS_HIDDEN) continue; // Ignore entities not owned by 'owner' CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent); if (!cmpOwnership || cmpOwnership->GetOwner() != owner) continue; // Ignore off screen entities if (!includeOffScreen) { // Find the current interpolated model position. CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent); if (!cmpVisual) continue; CVector3D position = cmpVisual->GetPosition(); // Reject if it's not on-screen (e.g. it's behind the camera) if (!camera.GetFrustum().IsPointVisible(position)) continue; } if (!matchRank) { // Match by selection group name // (This is relatively expensive since it involves script calls, so do it after all other tests) CmpPtr<ICmpIdentity> cmpIdentity(simulation.GetSimContext(), ent); if (!cmpIdentity || cmpIdentity->GetSelectionGroupName() != templateName) continue; } hitEnts.push_back(ent); } return hitEnts; }
std::vector<entity_id_t> EntitySelection::PickEntitiesInRect(CSimulation2& simulation, const CCamera& camera, int sx0, int sy0, int sx1, int sy1, player_id_t owner, bool allowEditorSelectables) { // Make sure sx0 <= sx1, and sy0 <= sy1 if (sx0 > sx1) std::swap(sx0, sx1); if (sy0 > sy1) std::swap(sy0, sy1); CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY); ENSURE(cmpRangeManager); std::vector<entity_id_t> hitEnts; const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable); for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it) { entity_id_t ent = it->first; // Check if this entity is only selectable in Atlas if (static_cast<ICmpSelectable*>(it->second)->IsEditorOnly() && !allowEditorSelectables) continue; // Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld) if (cmpRangeManager->GetLosVisibility(ent, owner) == ICmpRangeManager::VIS_HIDDEN) continue; // Ignore entities not owned by 'owner' CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent); if (owner != INVALID_PLAYER && (!cmpOwnership || cmpOwnership->GetOwner() != owner)) continue; // Find the current interpolated model position. // (We just use the centre position and not the whole bounding box, because maybe // that's better for users trying to select objects in busy areas) CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent); if (!cmpVisual) continue; CVector3D position = cmpVisual->GetPosition(); // Reject if it's not on-screen (e.g. it's behind the camera) if (!camera.GetFrustum().IsPointVisible(position)) continue; // Compare screen-space coordinates float x, y; camera.GetScreenCoordinates(position, x, y); int ix = (int)x; int iy = (int)y; if (sx0 <= ix && ix <= sx1 && sy0 <= iy && iy <= sy1) hitEnts.push_back(ent); } return hitEnts; }
std::vector<entity_id_t> EntitySelection::PickEntitiesAtPoint(CSimulation2& simulation, const CCamera& camera, int screenX, int screenY, int player) { CVector3D origin, dir; camera.BuildCameraRay(screenX, screenY, origin, dir); CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY); ENSURE(!cmpRangeManager.null()); std::vector<std::pair<float, entity_id_t> > hits; // (dist^2, entity) pairs const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable); for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it) { entity_id_t ent = it->first; // Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld) if (cmpRangeManager->GetLosVisibility(ent, player) == ICmpRangeManager::VIS_HIDDEN) continue; CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent); if (cmpVisual.null()) continue; CBound bounds = cmpVisual->GetBounds(); float tmin, tmax; if (!bounds.RayIntersect(origin, dir, tmin, tmax)) continue; // Find the perpendicular distance from the object's centre to the picker ray CVector3D centre; bounds.GetCentre(centre); CVector3D closest = origin + dir * (centre - origin).Dot(dir); float dist2 = (closest - centre).LengthSquared(); hits.push_back(std::make_pair(dist2, ent)); } // Sort hits by distance std::sort(hits.begin(), hits.end()); // lexicographic comparison // Extract the entity IDs std::vector<entity_id_t> hitEnts; hitEnts.reserve(hits.size()); for (size_t i = 0; i < hits.size(); ++i) hitEnts.push_back(hits[i].second); return hitEnts; }
void CMiniMap::Draw() { PROFILE3("render minimap"); // The terrain isn't actually initialized until the map is loaded, which // happens when the game is started, so abort until then. if(!(GetGUI() && g_Game && g_Game->IsGameStarted())) return; CSimulation2* sim = g_Game->GetSimulation2(); CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY); ENSURE(cmpRangeManager); // Set our globals in case they hadn't been set before m_Camera = g_Game->GetView()->GetCamera(); m_Terrain = g_Game->GetWorld()->GetTerrain(); m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left); m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top); m_MapSize = m_Terrain->GetVerticesPerSide(); m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize); m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f); if(!m_TerrainTexture || g_GameRestarted) CreateTextures(); // only update 2x / second // (note: since units only move a few pixels per second on the minimap, // we can get away with infrequent updates; this is slow) static double last_time; const double cur_time = timer_Time(); if(cur_time - last_time > 0.5) { last_time = cur_time; if(m_TerrainDirty) RebuildTerrainTexture(); } glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glPushMatrix(); CMatrix3D matrix = GetDefaultGuiMatrix(); glLoadMatrixf(&matrix._11); // Disable depth updates to prevent apparent z-fighting-related issues // with some drivers causing units to get drawn behind the texture glDepthMask(0); const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom; const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top; const float z = GetBufferedZ(); const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize; const float angle = GetAngle(); // Draw the main textured quad g_Renderer.BindTexture(0, m_TerrainTexture); glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); DrawTexture(texCoordMax, angle, x, y, x2, y2, z); // Draw territory boundaries CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture(); territoryTexture.BindTexture(0); glEnable(GL_BLEND); glMatrixMode(GL_TEXTURE); glLoadMatrixf(territoryTexture.GetMinimapTextureMatrix()); glMatrixMode(GL_MODELVIEW); DrawTexture(1.0f, angle, x, y, x2, y2, z); glMatrixMode(GL_TEXTURE); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glDisable(GL_BLEND); // Draw the LOS quad in black, using alpha values from the LOS texture CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture(); losTexture.BindTexture(0); glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE); glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_REPLACE); glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PRIMARY_COLOR_ARB); glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR); glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE); glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glColor3f(0.0f, 0.0f, 0.0f); glMatrixMode(GL_TEXTURE); glLoadMatrixf(losTexture.GetMinimapTextureMatrix()); glMatrixMode(GL_MODELVIEW); DrawTexture(1.0f, angle, x, y, x2, y2, z); glMatrixMode(GL_TEXTURE); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glDisable(GL_BLEND); // Set up the matrix for drawing points and lines glPushMatrix(); glTranslatef(x, y, z); // Rotate around the center of the map glTranslatef((x2-x)/2.f, (y2-y)/2.f, 0.f); // Scale square maps to fit in circular minimap area float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f); glScalef(unitScale, unitScale, 1.f); glRotatef(angle * 180.f/M_PI, 0.f, 0.f, 1.f); glTranslatef(-(x2-x)/2.f, -(y2-y)/2.f, 0.f); PROFILE_START("minimap units"); // Don't enable GL_POINT_SMOOTH because it's far too slow // (~70msec/frame on a GF4 rendering a thousand points) glPointSize(3.f); float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap); std::vector<MinimapUnitVertex> vertexArray; vertexArray.reserve(ents.size()); for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it) { MinimapUnitVertex v; ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second); entity_pos_t posX, posZ; if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ)) { ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID()); if (vis != ICmpRangeManager::VIS_HIDDEN) { v.a = 255; v.x = posX.ToFloat()*sx; v.y = -posZ.ToFloat()*sy; vertexArray.push_back(v); } } } if (!vertexArray.empty()) { glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_COLOR_ARRAY); glVertexPointer(2, GL_FLOAT, sizeof(MinimapUnitVertex), &vertexArray[0].x); glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(MinimapUnitVertex), &vertexArray[0].r); glDrawArrays(GL_POINTS, 0, (GLsizei)vertexArray.size()); glDisableClientState(GL_COLOR_ARRAY); glDisableClientState(GL_VERTEX_ARRAY); } PROFILE_END("minimap units"); DrawViewRect(); glPopMatrix(); glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); // Reset everything back to normal glPointSize(1.0f); glEnable(GL_TEXTURE_2D); glDepthMask(1); }
// TODO: render the minimap in a framebuffer and just draw the frambuffer texture // most of the time, updating the framebuffer twice a frame. // Here it updates as ping-pong either texture or vertex array each sec to lower gpu stalling // (those operations cause a gpu sync, which slows down the way gpu works) void CMiniMap::Draw() { PROFILE3("render minimap"); // The terrain isn't actually initialized until the map is loaded, which // happens when the game is started, so abort until then. if(!(GetGUI() && g_Game && g_Game->IsGameStarted())) return; CSimulation2* sim = g_Game->GetSimulation2(); CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY); ENSURE(cmpRangeManager); // Set our globals in case they hadn't been set before m_Camera = g_Game->GetView()->GetCamera(); m_Terrain = g_Game->GetWorld()->GetTerrain(); m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left); m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top); m_MapSize = m_Terrain->GetVerticesPerSide(); m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize); m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f); if(!m_TerrainTexture || g_GameRestarted) CreateTextures(); // only update 2x / second // (note: since units only move a few pixels per second on the minimap, // we can get away with infrequent updates; this is slow) // TODO: store frequency in a config file? static double last_time; const double cur_time = timer_Time(); const bool doUpdate = cur_time - last_time > 0.5; if(doUpdate) { last_time = cur_time; if(m_TerrainDirty) RebuildTerrainTexture(); } glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glPushMatrix(); CMatrix3D matrix = GetDefaultGuiMatrix(); glLoadMatrixf(&matrix._11); // Disable depth updates to prevent apparent z-fighting-related issues // with some drivers causing units to get drawn behind the texture glDepthMask(0); CShaderProgramPtr shader; CShaderTechniquePtr tech; if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { CShaderDefines defines; defines.Add(str_MINIMAP_BASE, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines); tech->BeginPass(); shader = tech->GetShader(); } const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom; const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top; const float z = GetBufferedZ(); const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize; const float angle = GetAngle(); // Draw the main textured quad if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) shader->BindTexture(str_baseTex, m_TerrainTexture); else g_Renderer.BindTexture(0, m_TerrainTexture); glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); DrawTexture(shader, texCoordMax, angle, x, y, x2, y2, z); // Draw territory boundaries CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture(); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) shader->BindTexture(str_baseTex, territoryTexture.GetTexture()); else territoryTexture.BindTexture(0); glEnable(GL_BLEND); glMatrixMode(GL_TEXTURE); glLoadMatrixf(territoryTexture.GetMinimapTextureMatrix()); glMatrixMode(GL_MODELVIEW); DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z); glMatrixMode(GL_TEXTURE); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glDisable(GL_BLEND); // Draw the LOS quad in black, using alpha values from the LOS texture CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture(); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { tech->EndPass(); CShaderDefines defines; defines.Add(str_MINIMAP_LOS, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines); tech->BeginPass(); shader = tech->GetShader(); shader->BindTexture(str_baseTex, losTexture.GetTexture()); } else { losTexture.BindTexture(0); } glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE); glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_REPLACE); glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PRIMARY_COLOR_ARB); glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR); glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE); glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE); glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glColor3f(0.0f, 0.0f, 0.0f); glMatrixMode(GL_TEXTURE); glLoadMatrixf(losTexture.GetMinimapTextureMatrix()); glMatrixMode(GL_MODELVIEW); DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z); glMatrixMode(GL_TEXTURE); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glDisable(GL_BLEND); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { tech->EndPass(); CShaderDefines defines; defines.Add(str_MINIMAP_POINT, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines); tech->BeginPass(); shader = tech->GetShader(); } // Set up the matrix for drawing points and lines glPushMatrix(); glTranslatef(x, y, z); // Rotate around the center of the map glTranslatef((x2-x)/2.f, (y2-y)/2.f, 0.f); // Scale square maps to fit in circular minimap area float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f); glScalef(unitScale, unitScale, 1.f); glRotatef(angle * 180.f/M_PI, 0.f, 0.f, 1.f); glTranslatef(-(x2-x)/2.f, -(y2-y)/2.f, 0.f); PROFILE_START("minimap units"); const float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); const float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap); if (doUpdate) { VertexArrayIterator<float[2]> attrPos = m_AttributePos.GetIterator<float[2]>(); VertexArrayIterator<u8[4]> attrColor = m_AttributeColor.GetIterator<u8[4]>(); m_EntitiesDrawn = 0; MinimapUnitVertex v; std::vector<MinimapUnitVertex> pingingVertices; pingingVertices.reserve(MAX_ENTITIES_DRAWN/2); const double time = timer_Time(); if (time > m_NextBlinkTime) { m_BlinkState = !m_BlinkState; m_NextBlinkTime = time + m_HalfBlinkDuration; } entity_pos_t posX, posZ; for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it) { ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second); if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ)) { ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID()); if (vis != ICmpRangeManager::VIS_HIDDEN) { v.a = 255; v.x = posX.ToFloat()*sx; v.y = -posZ.ToFloat()*sy; // Check minimap pinging to indicate something if (m_BlinkState && cmpMinimap->CheckPing(time, m_PingDuration)) { v.r = 255; // ping color is white v.g = 255; v.b = 255; pingingVertices.push_back(v); } else { addVertex(v, attrColor, attrPos); ++m_EntitiesDrawn; } } } } // Add the pinged vertices at the end, so they are drawn on top for (size_t v = 0; v < pingingVertices.size(); ++v) { addVertex(pingingVertices[v], attrColor, attrPos); ++m_EntitiesDrawn; } ENSURE(m_EntitiesDrawn < MAX_ENTITIES_DRAWN); m_VertexArray.Upload(); } if (m_EntitiesDrawn > 0) { // Don't enable GL_POINT_SMOOTH because it's far too slow // (~70msec/frame on a GF4 rendering a thousand points) glPointSize(3.f); u8* indexBase = m_IndexArray.Bind(); u8* base = m_VertexArray.Bind(); const GLsizei stride = (GLsizei)m_VertexArray.GetStride(); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { shader->VertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset); shader->ColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset); shader->AssertPointersBound(); } else { glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_COLOR_ARRAY); glDisable(GL_TEXTURE_2D); glVertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset); glColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset); } if (!g_Renderer.m_SkipSubmit) { glDrawElements(GL_POINTS, (GLsizei)(m_EntitiesDrawn), GL_UNSIGNED_SHORT, indexBase); } g_Renderer.GetStats().m_DrawCalls++; CVertexBuffer::Unbind(); } PROFILE_END("minimap units"); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { tech->EndPass(); CShaderDefines defines; defines.Add(str_MINIMAP_LINE, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines); tech->BeginPass(); shader = tech->GetShader(); } else { glEnable(GL_TEXTURE_2D); glDisableClientState(GL_VERTEX_ARRAY); glDisableClientState(GL_COLOR_ARRAY); } DrawViewRect(); glPopMatrix(); glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) { tech->EndPass(); } // Reset everything back to normal glPointSize(1.0f); glEnable(GL_TEXTURE_2D); glDepthMask(1); }
std::vector<entity_id_t> EntitySelection::PickEntitiesAtPoint(CSimulation2& simulation, const CCamera& camera, int screenX, int screenY, player_id_t player, bool allowEditorSelectables) { CVector3D origin, dir; camera.BuildCameraRay(screenX, screenY, origin, dir); CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY); ENSURE(cmpRangeManager); std::vector<std::pair<float, entity_id_t> > hits; // (dist^2, entity) pairs const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable); for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it) { entity_id_t ent = it->first; // Check if this entity is only selectable in Atlas if (!allowEditorSelectables && static_cast<ICmpSelectable*>(it->second)->IsEditorOnly()) continue; // Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld) if (cmpRangeManager->GetLosVisibility(ent, player) == ICmpRangeManager::VIS_HIDDEN) continue; CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent); if (!cmpVisual) continue; CVector3D center; float tmin, tmax; CBoundingBoxOriented selectionBox = cmpVisual->GetSelectionBox(); if (selectionBox.IsEmpty()) { if (!allowEditorSelectables) continue; // Fall back to using old AABB selection method for decals // see: http://trac.wildfiregames.com/ticket/1032 CBoundingBoxAligned aABBox = cmpVisual->GetBounds(); if (aABBox.IsEmpty()) continue; if (!aABBox.RayIntersect(origin, dir, tmin, tmax)) continue; aABBox.GetCentre(center); } else { if (!selectionBox.RayIntersect(origin, dir, tmin, tmax)) continue; center = selectionBox.m_Center; } // Find the perpendicular distance from the object's centre to the picker ray float dist2; CVector3D closest = origin + dir * (center - origin).Dot(dir); dist2 = (closest - center).LengthSquared(); hits.push_back(std::make_pair(dist2, ent)); } // Sort hits by distance std::sort(hits.begin(), hits.end()); // lexicographic comparison // Extract the entity IDs std::vector<entity_id_t> hitEnts; hitEnts.reserve(hits.size()); for (size_t i = 0; i < hits.size(); ++i) hitEnts.push_back(hits[i].second); return hitEnts; }
Status SavedGames::Save(const std::wstring& prefix, CSimulation2& simulation, CGUIManager* gui, int playerID) { // Determine the filename to save under const VfsPath basenameFormat(L"saves/" + prefix + L"-%04d"); const VfsPath filenameFormat = basenameFormat.ChangeExtension(L".0adsave"); VfsPath filename; // Don't make this a static global like NextNumberedFilename expects, because // that wouldn't work when 'prefix' changes, and because it's not thread-safe size_t nextSaveNumber = 0; vfs::NextNumberedFilename(g_VFS, filenameFormat, nextSaveNumber, filename); // ArchiveWriter_Zip can only write to OsPaths, not VfsPaths, // but we'd like to handle saved games via VFS. // To avoid potential confusion from writing with non-VFS then // reading the same file with VFS, we'll just write to a temporary // non-VFS path and then load and save again via VFS, // which is kind of a hack. OsPath tempSaveFileRealPath; WARN_RETURN_STATUS_IF_ERR(g_VFS->GetDirectoryRealPath("cache/", tempSaveFileRealPath)); tempSaveFileRealPath = tempSaveFileRealPath / "temp.0adsave"; time_t now = time(NULL); // Construct the serialized state to be saved std::stringstream simStateStream; if (!simulation.SerializeState(simStateStream)) WARN_RETURN(ERR::FAIL); CScriptValRooted metadata; simulation.GetScriptInterface().Eval("({})", metadata); simulation.GetScriptInterface().SetProperty(metadata.get(), "version_major", SAVED_GAME_VERSION_MAJOR); simulation.GetScriptInterface().SetProperty(metadata.get(), "version_minor", SAVED_GAME_VERSION_MINOR); simulation.GetScriptInterface().SetProperty(metadata.get(), "time", (double)now); simulation.GetScriptInterface().SetProperty(metadata.get(), "player", playerID); simulation.GetScriptInterface().SetProperty(metadata.get(), "initAttributes", simulation.GetInitAttributes()); if (gui) { CScriptVal guiMetadata = simulation.GetScriptInterface().CloneValueFromOtherContext(gui->GetScriptInterface(), gui->GetSavedGameData().get()); simulation.GetScriptInterface().SetProperty(metadata.get(), "gui", guiMetadata); } std::string metadataString = simulation.GetScriptInterface().StringifyJSON(metadata.get(), true); // Write the saved game as zip file containing the various components PIArchiveWriter archiveWriter = CreateArchiveWriter_Zip(tempSaveFileRealPath, false); if (!archiveWriter) WARN_RETURN(ERR::FAIL); WARN_RETURN_STATUS_IF_ERR(archiveWriter->AddMemory((const u8*)metadataString.c_str(), metadataString.length(), now, "metadata.json")); WARN_RETURN_STATUS_IF_ERR(archiveWriter->AddMemory((const u8*)simStateStream.str().c_str(), simStateStream.str().length(), now, "simulation.dat")); archiveWriter.reset(); // close the file WriteBuffer buffer; FileInfo tempSaveFile; WARN_RETURN_STATUS_IF_ERR(GetFileInfo(tempSaveFileRealPath, &tempSaveFile)); buffer.Reserve(tempSaveFile.Size()); WARN_RETURN_STATUS_IF_ERR(io::Load(tempSaveFileRealPath, buffer.Data().get(), buffer.Size())); WARN_RETURN_STATUS_IF_ERR(g_VFS->CreateFile(filename, buffer.Data(), buffer.Size())); OsPath realPath; WARN_RETURN_STATUS_IF_ERR(g_VFS->GetRealPath(filename, realPath)); LOGMESSAGERENDER(L"Saved game to %ls\n", realPath.string().c_str()); return INFO::OK; }
// TODO: render the minimap in a framebuffer and just draw the frambuffer texture // most of the time, updating the framebuffer twice a frame. // Here it updates as ping-pong either texture or vertex array each sec to lower gpu stalling // (those operations cause a gpu sync, which slows down the way gpu works) void CMiniMap::Draw() { PROFILE3("render minimap"); // The terrain isn't actually initialized until the map is loaded, which // happens when the game is started, so abort until then. if (!(GetGUI() && g_Game && g_Game->IsGameStarted())) return; CSimulation2* sim = g_Game->GetSimulation2(); CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY); ENSURE(cmpRangeManager); // Set our globals in case they hadn't been set before m_Camera = g_Game->GetView()->GetCamera(); m_Terrain = g_Game->GetWorld()->GetTerrain(); m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left); m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top); m_MapSize = m_Terrain->GetVerticesPerSide(); m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize); m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f); if (!m_TerrainTexture || g_GameRestarted) CreateTextures(); // only update 2x / second // (note: since units only move a few pixels per second on the minimap, // we can get away with infrequent updates; this is slow) // TODO: Update all but camera at same speed as simulation static double last_time; const double cur_time = timer_Time(); const bool doUpdate = cur_time - last_time > 0.5; if (doUpdate) { last_time = cur_time; if (m_TerrainDirty) RebuildTerrainTexture(); } const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom; const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top; const float z = GetBufferedZ(); const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize; const float angle = GetAngle(); const float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f); // Disable depth updates to prevent apparent z-fighting-related issues // with some drivers causing units to get drawn behind the texture. glDepthMask(0); CShaderProgramPtr shader; CShaderTechniquePtr tech; CShaderDefines baseDefines; baseDefines.Add(str_MINIMAP_BASE, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), baseDefines); tech->BeginPass(); shader = tech->GetShader(); // Draw the main textured quad shader->BindTexture(str_baseTex, m_TerrainTexture); const CMatrix3D baseTransform = GetDefaultGuiMatrix(); CMatrix3D baseTextureTransform; baseTextureTransform.SetIdentity(); shader->Uniform(str_transform, baseTransform); shader->Uniform(str_textureTransform, baseTextureTransform); DrawTexture(shader, texCoordMax, angle, x, y, x2, y2, z); // Draw territory boundaries glEnable(GL_BLEND); CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture(); shader->BindTexture(str_baseTex, territoryTexture.GetTexture()); const CMatrix3D* territoryTransform = territoryTexture.GetMinimapTextureMatrix(); shader->Uniform(str_transform, baseTransform); shader->Uniform(str_textureTransform, *territoryTransform); DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z); tech->EndPass(); // Draw the LOS quad in black, using alpha values from the LOS texture CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture(); CShaderDefines losDefines; losDefines.Add(str_MINIMAP_LOS, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), losDefines); tech->BeginPass(); shader = tech->GetShader(); shader->BindTexture(str_baseTex, losTexture.GetTexture()); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); const CMatrix3D* losTransform = losTexture.GetMinimapTextureMatrix(); shader->Uniform(str_transform, baseTransform); shader->Uniform(str_textureTransform, *losTransform); DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z); tech->EndPass(); glDisable(GL_BLEND); PROFILE_START("minimap units"); CShaderDefines pointDefines; pointDefines.Add(str_MINIMAP_POINT, str_1); tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), pointDefines); tech->BeginPass(); shader = tech->GetShader(); shader->Uniform(str_transform, baseTransform); shader->Uniform(str_pointSize, 3.f); CMatrix3D unitMatrix; unitMatrix.SetIdentity(); // Center the minimap on the origin of the axis of rotation. unitMatrix.Translate(-(x2 - x) / 2.f, -(y2 - y) / 2.f, 0.f); // Rotate the map. unitMatrix.RotateZ(angle); // Scale square maps to fit. unitMatrix.Scale(unitScale, unitScale, 1.f); // Move the minimap back to it's starting position. unitMatrix.Translate((x2 - x) / 2.f, (y2 - y) / 2.f, 0.f); // Move the minimap to it's final location. unitMatrix.Translate(x, y, z); // Apply the gui matrix. unitMatrix *= GetDefaultGuiMatrix(); // Load the transform into the shader. shader->Uniform(str_transform, unitMatrix); const float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); const float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE); CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap); if (doUpdate) { VertexArrayIterator<float[2]> attrPos = m_AttributePos.GetIterator<float[2]>(); VertexArrayIterator<u8[4]> attrColor = m_AttributeColor.GetIterator<u8[4]>(); m_EntitiesDrawn = 0; MinimapUnitVertex v; std::vector<MinimapUnitVertex> pingingVertices; pingingVertices.reserve(MAX_ENTITIES_DRAWN / 2); if (cur_time > m_NextBlinkTime) { m_BlinkState = !m_BlinkState; m_NextBlinkTime = cur_time + m_HalfBlinkDuration; } entity_pos_t posX, posZ; for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it) { ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second); if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ)) { ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID()); if (vis != ICmpRangeManager::VIS_HIDDEN) { v.a = 255; v.x = posX.ToFloat() * sx; v.y = -posZ.ToFloat() * sy; // Check minimap pinging to indicate something if (m_BlinkState && cmpMinimap->CheckPing(cur_time, m_PingDuration)) { v.r = 255; // ping color is white v.g = 255; v.b = 255; pingingVertices.push_back(v); } else { addVertex(v, attrColor, attrPos); ++m_EntitiesDrawn; } } } } // Add the pinged vertices at the end, so they are drawn on top for (size_t v = 0; v < pingingVertices.size(); ++v) { addVertex(pingingVertices[v], attrColor, attrPos); ++m_EntitiesDrawn; } ENSURE(m_EntitiesDrawn < MAX_ENTITIES_DRAWN); m_VertexArray.Upload(); } m_VertexArray.PrepareForRendering(); if (m_EntitiesDrawn > 0) { #if !CONFIG2_GLES if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) glEnable(GL_VERTEX_PROGRAM_POINT_SIZE); #endif u8* indexBase = m_IndexArray.Bind(); u8* base = m_VertexArray.Bind(); const GLsizei stride = (GLsizei)m_VertexArray.GetStride(); shader->VertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset); shader->ColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset); shader->AssertPointersBound(); if (!g_Renderer.m_SkipSubmit) glDrawElements(GL_POINTS, (GLsizei)(m_EntitiesDrawn), GL_UNSIGNED_SHORT, indexBase); g_Renderer.GetStats().m_DrawCalls++; CVertexBuffer::Unbind(); #if !CONFIG2_GLES if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER) glDisable(GL_VERTEX_PROGRAM_POINT_SIZE); #endif } tech->EndPass(); DrawViewRect(unitMatrix); PROFILE_END("minimap units"); // Reset depth mask glDepthMask(1); }
// Simplistic implementation of the Scene interface virtual void EnumerateObjects(const CFrustum& frustum, SceneCollector* c) { if (GroundEnabled) { for (ssize_t pj = 0; pj < Terrain.GetPatchesPerSide(); ++pj) for (ssize_t pi = 0; pi < Terrain.GetPatchesPerSide(); ++pi) c->Submit(Terrain.GetPatch(pi, pj)); } CmpPtr<ICmpVisual> cmpVisual(Simulation2, Entity); if (cmpVisual) { // add selection box outlines manually if (SelectionBoxEnabled) { SelectionBoxOverlay.m_Color = CColor(35/255.f, 86/255.f, 188/255.f, .75f); // pretty blue SelectionBoxOverlay.m_Thickness = 2; SimRender::ConstructBoxOutline(cmpVisual->GetSelectionBox(), SelectionBoxOverlay); c->Submit(&SelectionBoxOverlay); } // add origin axis thingy if (AxesMarkerEnabled) { CMatrix3D worldSpaceAxes; // offset from the ground a little bit to prevent fighting with the floor texture (also note: SetTranslation // sets the identity 3x3 transformation matrix, which are the world axes) worldSpaceAxes.SetTranslation(cmpVisual->GetPosition() + CVector3D(0, 0.02f, 0)); SimRender::ConstructAxesMarker(worldSpaceAxes, AxesMarkerOverlays[0], AxesMarkerOverlays[1], AxesMarkerOverlays[2]); c->Submit(&AxesMarkerOverlays[0]); c->Submit(&AxesMarkerOverlays[1]); c->Submit(&AxesMarkerOverlays[2]); } // add prop point overlays if (PropPointsMode > 0 && Props.size() > 0) { PropPointOverlays.clear(); // doesn't clear capacity, but should be ok since the number of prop points is usually pretty limited for (size_t i = 0; i < Props.size(); ++i) { CModel::Prop& prop = Props[i]; if (prop.m_Model) // should always be the case { // prop point positions are automatically updated during animations etc. by CModel::ValidatePosition const CMatrix3D& propCoordSystem = prop.m_Model->GetTransform(); SOverlayLine pointGimbal; pointGimbal.m_Color = CColor(1.f, 0.f, 1.f, 1.f); SimRender::ConstructGimbal(propCoordSystem.GetTranslation(), 0.05f, pointGimbal); PropPointOverlays.push_back(pointGimbal); if (PropPointsMode > 1) { // scale the prop axes coord system down a bit to distinguish them from the main world-space axes markers CMatrix3D displayCoordSystem = propCoordSystem; displayCoordSystem.Scale(0.5f, 0.5f, 0.5f); // revert translation scaling displayCoordSystem._14 = propCoordSystem._14; displayCoordSystem._24 = propCoordSystem._24; displayCoordSystem._34 = propCoordSystem._34; // construct an XYZ axes marker for the prop's coordinate system SOverlayLine xAxis, yAxis, zAxis; SimRender::ConstructAxesMarker(displayCoordSystem, xAxis, yAxis, zAxis); PropPointOverlays.push_back(xAxis); PropPointOverlays.push_back(yAxis); PropPointOverlays.push_back(zAxis); } } } for (size_t i = 0; i < PropPointOverlays.size(); ++i) { c->Submit(&PropPointOverlays[i]); } } } // send a RenderSubmit message so the components can submit their visuals to the renderer Simulation2.RenderSubmit(*c, frustum, false); }
std::vector<entity_id_t> EntitySelection::PickSimilarEntities(CSimulation2& simulation, const CCamera& camera, const std::string& templateName, player_id_t owner, bool includeOffScreen, bool matchRank, bool allowEditorSelectables, bool allowFoundations) { PROFILE2("PickSimilarEntities"); CmpPtr<ICmpTemplateManager> cmpTemplateManager(simulation, SYSTEM_ENTITY); CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY); std::vector<entity_id_t> hitEnts; const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable); for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it) { entity_id_t ent = it->first; CEntityHandle handle = it->second->GetEntityHandle(); // Check if this entity is only selectable in Atlas if (static_cast<ICmpSelectable*>(it->second)->IsEditorOnly() && !allowEditorSelectables) continue; if (matchRank) { // Exact template name matching, optionally also allowing foundations std::string curTemplateName = cmpTemplateManager->GetCurrentTemplateName(ent); bool matches = (curTemplateName == templateName || (allowFoundations && curTemplateName.substr(0, 11) == "foundation|" && curTemplateName.substr(11) == templateName)); if (!matches) continue; } // Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld) // In this case, the checking is done to avoid selecting garrisoned units if (cmpRangeManager->GetLosVisibility(handle, owner) == ICmpRangeManager::VIS_HIDDEN) continue; // Ignore entities not owned by 'owner' CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent); if (owner != INVALID_PLAYER && (!cmpOwnership || cmpOwnership->GetOwner() != owner)) continue; // Ignore off screen entities if (!includeOffScreen) { // Find the current interpolated model position. CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent); if (!cmpVisual) continue; CVector3D position = cmpVisual->GetPosition(); // Reject if it's not on-screen (e.g. it's behind the camera) if (!camera.GetFrustum().IsPointVisible(position)) continue; } if (!matchRank) { // Match by selection group name // (This is relatively expensive since it involves script calls, so do it after all other tests) CmpPtr<ICmpIdentity> cmpIdentity(simulation.GetSimContext(), ent); if (!cmpIdentity || cmpIdentity->GetSelectionGroupName() != templateName) continue; } hitEnts.push_back(ent); } return hitEnts; }