forked from 0ad/0ad
664 lines
17 KiB
C++
Executable File
664 lines
17 KiB
C++
Executable File
#include "EditorData.h"
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#include "UIGlobals.h"
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#include "ToolManager.h"
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#include "ObjectManager.h"
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#include "UnitManager.h"
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#include "TextureManager.h"
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#include "Model.h"
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#include "SkeletonAnimManager.h"
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#include "ogl.h"
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#include "res/tex.h"
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#include "time.h"
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#include "BaseEntityCollection.h"
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#include "Entity.h"
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#include "EntityHandles.h"
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#include "EntityManager.h"
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#include "XML.h"
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const int NUM_ALPHA_MAPS = 14;
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Handle AlphaMaps[NUM_ALPHA_MAPS];
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CTerrain g_Terrain;
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CLightEnv g_LightEnv;
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CMiniMap g_MiniMap;
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CEditorData g_EditorData;
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CEditorData::CEditorData()
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{
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m_ModelMatrix.SetIdentity();
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m_ScenarioName="Scenario01";
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}
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void CEditorData::SetMode(EditMode mode)
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{
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if (m_Mode==TEST_MODE && mode!=TEST_MODE) StopTestMode();
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m_Mode=mode;
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if (m_Mode==TEST_MODE) StartTestMode();
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}
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bool CEditorData::InitScene()
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{
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// setup default lighting environment
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g_LightEnv.m_SunColor=RGBColor(1,1,1);
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g_LightEnv.m_Rotation=DEGTORAD(270);
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g_LightEnv.m_Elevation=DEGTORAD(45);
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g_LightEnv.m_TerrainAmbientColor=RGBColor(0,0,0);
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g_LightEnv.m_UnitsAmbientColor=RGBColor(0.4f,0.4f,0.4f);
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g_Renderer.SetLightEnv(&g_LightEnv);
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// load the default
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if (!LoadTerrain("terrain.raw")) return false;
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// get default texture to apply to terrain
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CTextureEntry* texture=0;
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for (uint i=0;i<g_TexMan.m_TerrainTextures.size();i++) {
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if (g_TexMan.m_TerrainTextures[i].m_Textures.size()) {
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texture=g_TexMan.m_TerrainTextures[i].m_Textures[0];
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break;
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}
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}
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// cover entire terrain with default texture
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u32 patchesPerSide=g_Terrain.GetPatchesPerSide();
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for (uint pj=0; pj<patchesPerSide; pj++) {
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for (uint pi=0; pi<patchesPerSide; pi++) {
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CPatch* patch=g_Terrain.GetPatch(pi,pj);
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for (int j=0;j<PATCH_SIZE;j++) {
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for (int i=0;i<PATCH_SIZE;i++) {
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patch->m_MiniPatches[j][i].Tex1=texture ? texture->GetHandle() : 0;
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}
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}
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}
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}
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// setup camera
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InitCamera();
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// build the terrain plane
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float h=128*HEIGHT_SCALE;
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u32 mapSize=g_Terrain.GetVerticesPerSide();
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CVector3D pt0(0,h,0),pt1(float(CELL_SIZE*mapSize),h,0),pt2(0,h,float(CELL_SIZE*mapSize));
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m_TerrainPlane.Set(pt0,pt1,pt2);
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m_TerrainPlane.Normalize();
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return true;
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}
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struct TGAHeader {
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// header stuff
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unsigned char iif_size;
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unsigned char cmap_type;
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unsigned char image_type;
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unsigned char pad[5];
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// origin : unused
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unsigned short d_x_origin;
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unsigned short d_y_origin;
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// dimensions
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unsigned short width;
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unsigned short height;
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// bits per pixel : 16, 24 or 32
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unsigned char bpp;
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// image descriptor : Bits 3-0: size of alpha channel
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// Bit 4: must be 0 (reserved)
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// Bit 5: should be 0 (origin)
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// Bits 6-7: should be 0 (interleaving)
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unsigned char image_descriptor;
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};
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static bool saveTGA(const char* filename,int width,int height,unsigned char* data)
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{
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FILE* fp=fopen(filename,"wb");
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if (!fp) return false;
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// fill file header
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TGAHeader header;
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header.iif_size=0;
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header.cmap_type=0;
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header.image_type=2;
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memset(header.pad,0,sizeof(header.pad));
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header.d_x_origin=0;
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header.d_y_origin=0;
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header.width=width;
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header.height=height;
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header.bpp=24;
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header.image_descriptor=0;
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if (fwrite(&header,sizeof(TGAHeader),1,fp)!=1) {
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fclose(fp);
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return false;
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}
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// write data
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if (fwrite(data,width*height*3,1,fp)!=1) {
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fclose(fp);
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return false;
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}
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// return success ..
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fclose(fp);
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return true;
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}
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void CEditorData::LoadAlphaMaps()
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{
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const char* fns[CRenderer::NumAlphaMaps] = {
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"art/textures/terrain/alphamaps/special/blendcircle.png",
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"art/textures/terrain/alphamaps/special/blendlshape.png",
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"art/textures/terrain/alphamaps/special/blendedge.png",
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"art/textures/terrain/alphamaps/special/blendedgecorner.png",
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"art/textures/terrain/alphamaps/special/blendedgetwocorners.png",
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"art/textures/terrain/alphamaps/special/blendfourcorners.png",
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"art/textures/terrain/alphamaps/special/blendtwooppositecorners.png",
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"art/textures/terrain/alphamaps/special/blendlshapecorner.png",
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"art/textures/terrain/alphamaps/special/blendtwocorners.png",
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"art/textures/terrain/alphamaps/special/blendcorner.png",
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"art/textures/terrain/alphamaps/special/blendtwoedges.png",
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"art/textures/terrain/alphamaps/special/blendthreecorners.png",
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"art/textures/terrain/alphamaps/special/blendushape.png",
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"art/textures/terrain/alphamaps/special/blendbad.png"
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};
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g_Renderer.LoadAlphaMaps(fns);
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}
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void CEditorData::InitResources()
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{
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g_TexMan.LoadTerrainTextures();
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LoadAlphaMaps();
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g_ObjMan.LoadObjects();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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// InitSingletons: create and initialise required singletons
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void CEditorData::InitSingletons()
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{
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// create terrain related stuff
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new CTextureManager;
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// create actor related stuff
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new CSkeletonAnimManager;
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new CObjectManager;
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new CUnitManager;
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// create entity related stuff
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new CBaseEntityCollection;
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new CEntityManager;
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g_EntityTemplateCollection.loadTemplates();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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// Init: perform one time initialisation of the editor
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bool CEditorData::Init()
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{
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// start up Xerces
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XMLPlatformUtils::Initialize();
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// create and initialise singletons
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InitSingletons();
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// load default textures
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InitResources();
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// create the scene - terrain, camera, light environment etc
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if (!InitScene()) return false;
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// set up an empty minimap
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g_MiniMap.Initialise();
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// set up the info box
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m_InfoBox.Initialise();
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return true;
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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// Terminate: close down the editor (destroy singletons in reverse order to construction)
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void CEditorData::Terminate()
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{
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// destroy entity related stuff
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delete CEntityManager::GetSingletonPtr();
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delete CBaseEntityCollection::GetSingletonPtr();
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// destroy actor related stuff
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delete CUnitManager::GetSingletonPtr();
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delete CObjectManager::GetSingletonPtr();
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delete CSkeletonAnimManager::GetSingletonPtr();
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// destroy terrain related stuff
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delete CTextureManager::GetSingletonPtr();
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// close down Xerces
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XMLPlatformUtils::Terminate();
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}
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void CEditorData::InitCamera()
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{
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g_NaviCam.GetCamera().SetProjection(1.0f,10000.0f,DEGTORAD(90));
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g_NaviCam.GetCamera().m_Orientation.SetIdentity();
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#ifdef TOPDOWNVIEW
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g_NaviCam.GetCamera().m_Orientation.RotateX(DEGTORAD(90));
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g_NaviCam.GetCamera().m_Orientation.Translate(CELL_SIZE*250*0.5, 80, CELL_SIZE*250*0.5);
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#else
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g_NaviCam.GetCamera().m_Orientation.RotateX(DEGTORAD(40));
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g_NaviCam.GetCamera().m_Orientation.RotateY(DEGTORAD(-45));
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g_NaviCam.GetCamera().m_Orientation.Translate(600, 200, 125);
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#endif
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OnCameraChanged();
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}
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void CEditorData::OnCameraChanged()
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{
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int width=g_Renderer.GetWidth();
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int height=g_Renderer.GetHeight();
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// resize viewport
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SViewPort viewport;
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viewport.m_X=0;
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viewport.m_Y=0;
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viewport.m_Width=width;
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viewport.m_Height=height;
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g_NaviCam.GetCamera().SetViewPort(&viewport);
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// rebuild object camera
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m_ObjectCamera.SetViewPort(&viewport);
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m_ObjectCamera.SetProjection(1.0f,10000.0f,DEGTORAD(90));
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// recalculate projection matrix
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g_NaviCam.GetCamera().SetProjection(1.0f,10000.0f,DEGTORAD(20));
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// update viewing frustum
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g_NaviCam.GetCamera().UpdateFrustum();
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// calculate intersection of camera stabbing lines with terrain plane
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// get points of back plane of frustum in camera space
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float aspect=height>0 ? float(width)/float(height) : 1.0f;
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float zfar=g_NaviCam.GetCamera().GetFarPlane();
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CVector3D cPts[4];
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float x=zfar*float(tan(g_NaviCam.GetCamera().GetFOV()*aspect*0.5));
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float y=zfar*float(tan(g_NaviCam.GetCamera().GetFOV()*0.5));
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cPts[0].X=-x;
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cPts[0].Y=-y;
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cPts[0].Z=zfar;
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cPts[1].X=x;
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cPts[1].Y=-y;
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cPts[1].Z=zfar;
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cPts[2].X=x;
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cPts[2].Y=y;
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cPts[2].Z=zfar;
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cPts[3].X=-x;
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cPts[3].Y=y;
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cPts[3].Z=zfar;
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// transform to world space
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CVector3D wPts[4];
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for (int i=0;i<4;i++) {
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wPts[i]=g_NaviCam.GetCamera().m_Orientation.Transform(cPts[i]);
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}
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// now intersect a ray from the camera through each point
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CVector3D rayOrigin=g_NaviCam.GetCamera().m_Orientation.GetTranslation();
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CVector3D rayDir=g_NaviCam.GetCamera().m_Orientation.GetIn();
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CVector3D hitPt[4];
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for (i=0;i<4;i++) {
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CVector3D rayDir=wPts[i]-rayOrigin;
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rayDir.Normalize();
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// get intersection point
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m_TerrainPlane.FindRayIntersection(rayOrigin,rayDir,&hitPt[i]);
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}
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for (i=0;i<4;i++) {
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// convert to minimap space
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float px=hitPt[i].X;
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float pz=hitPt[i].Z;
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g_MiniMap.m_ViewRect[i][0]=(197*px/float(CELL_SIZE*g_Terrain.GetVerticesPerSide()));
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g_MiniMap.m_ViewRect[i][1]=197*pz/float(CELL_SIZE*g_Terrain.GetVerticesPerSide());
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}
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}
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void CEditorData::RenderTerrain()
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{
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CFrustum frustum=g_NaviCam.GetCamera().GetFustum();
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u32 patchesPerSide=g_Terrain.GetPatchesPerSide();
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for (uint j=0; j<patchesPerSide; j++) {
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for (uint i=0; i<patchesPerSide; i++) {
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CPatch* patch=g_Terrain.GetPatch(i,j);
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if (frustum.IsBoxVisible (CVector3D(0,0,0),patch->GetBounds())) {
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g_Renderer.Submit(patch);
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}
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}
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}
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}
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void CEditorData::OnScreenShot(const char* filename)
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{
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g_Renderer.SetClearColor(0);
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g_Renderer.BeginFrame();
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g_Renderer.SetCamera(g_NaviCam.GetCamera());
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RenderWorld();
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g_Renderer.EndFrame();
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int width=g_Renderer.GetWidth();
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int height=g_Renderer.GetHeight();
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unsigned char* data=new unsigned char[width*height*3];
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glReadBuffer(GL_BACK);
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glReadPixels(0,0,width,height,GL_BGR_EXT,GL_UNSIGNED_BYTE,data);
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saveTGA(filename,width,height,data);
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delete[] data;
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}
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//////////////////////////////////////////////////////////////////////////////////////////////////
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// SubmitModelRecursive: recurse down given model, submitting it and all it's descendents to the
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// renderer
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void SubmitModelRecursive(CModel* model)
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{
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g_Renderer.Submit(model);
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const std::vector<CModel::Prop>& props=model->GetProps();
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for (uint i=0;i<props.size();i++) {
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SubmitModelRecursive(props[i].m_Model);
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}
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}
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/////////////////////////////////////////////////////////////////////////////////////////////
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// RenderNoCull: render absolutely everything to a blank frame to force renderer
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// to load required assets
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void CEditorData::RenderNoCull()
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{
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g_Renderer.BeginFrame();
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g_Renderer.SetCamera(g_NaviCam.GetCamera());
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uint i,j;
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const std::vector<CUnit*>& units=g_UnitMan.GetUnits();
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for (i=0;i<units.size();++i) {
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SubmitModelRecursive(units[i]->GetModel());
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}
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u32 patchesPerSide=g_Terrain.GetPatchesPerSide();
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for (j=0; j<patchesPerSide; j++) {
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for (i=0; i<patchesPerSide; i++) {
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CPatch* patch=g_Terrain.GetPatch(i,j);
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g_Renderer.Submit(patch);
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}
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}
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g_Renderer.FlushFrame();
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glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
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g_Renderer.EndFrame();
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}
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void CEditorData::RenderModels()
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{
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CFrustum frustum=g_NaviCam.GetCamera().GetFustum();
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const std::vector<CUnit*>& units=g_UnitMan.GetUnits();
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uint i;
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for (i=0;i<units.size();++i) {
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if (frustum.IsBoxVisible (CVector3D(0,0,0),units[i]->GetModel()->GetBounds())) {
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SubmitModelRecursive(units[i]->GetModel());
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}
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}
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}
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void CEditorData::RenderWorld()
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{
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// render terrain
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RenderTerrain();
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// render all the units
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RenderModels();
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// flush prior to rendering overlays etc
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g_Renderer.FlushFrame();
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}
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void CEditorData::RenderObEdGrid()
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{
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int i;
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const int numSteps=32;
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const CVector3D start(-numSteps*CELL_SIZE/2,0,-numSteps*CELL_SIZE/2);
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const CVector3D end(numSteps*CELL_SIZE/2,0,numSteps*CELL_SIZE/2);
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glDisable(GL_TEXTURE_2D);
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glDepthMask(0);
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glColor4f(0.5f,0.5f,0.5f,0.35f);
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glLineWidth(1.0f);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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glBegin(GL_LINES);
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for (i=0;i<=numSteps;i++) {
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if (i%8==0) continue;
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CVector3D v0(start.X+(i*(end.X-start.X))/float(numSteps),start.Y,start.Z);
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glVertex3fv(&v0.X);
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CVector3D v1(v0.X,end.Y,end.Z);
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glVertex3fv(&v1.X);
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}
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for (i=0;i<=numSteps;i++) {
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if (i%8==0) continue;
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CVector3D v0(start.X,start.Y,start.Z+(i*(end.Z-start.Z))/float(numSteps));
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glVertex3fv(&v0.X);
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CVector3D v1(end.X,end.Y,v0.Z);
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glVertex3fv(&v1.X);
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}
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glEnd();
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glDisable(GL_BLEND);
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glColor3f(0,0,0.5);
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glLineWidth(2.0f);
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glBegin(GL_LINES);
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for (i=0;i<=numSteps;i+=8) {
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CVector3D v0(start.X+(i*(end.X-start.X))/float(numSteps),start.Y,start.Z);
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glVertex3fv(&v0.X);
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CVector3D v1(v0.X,end.Y,end.Z);
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glVertex3fv(&v1.X);
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}
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for (i=0;i<=numSteps;i+=8) {
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CVector3D v0(start.X,start.Y,start.Z+(i*(end.Z-start.Z))/float(numSteps));
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glVertex3fv(&v0.X);
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CVector3D v1(end.X,end.Y,v0.Z);
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glVertex3fv(&v1.X);
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}
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glEnd();
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glDepthMask(1);
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}
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void CEditorData::OnDraw()
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{
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if (m_Mode==SCENARIO_EDIT || m_Mode==TEST_MODE) {
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g_Renderer.SetClearColor(0);
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g_Renderer.BeginFrame();
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// setup camera
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g_Renderer.SetCamera(g_NaviCam.GetCamera());
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// render base terrain plus models
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RenderWorld();
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if (m_Mode!=TEST_MODE) {
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// render the active tool
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g_ToolMan.OnDraw();
|
|
}
|
|
|
|
// flush prior to rendering overlays ..
|
|
g_Renderer.FlushFrame();
|
|
|
|
// .. and here's the overlays
|
|
g_MiniMap.Render();
|
|
m_InfoBox.Render();
|
|
} else {
|
|
g_Renderer.SetClearColor(0x00453015);
|
|
g_Renderer.BeginFrame();
|
|
|
|
CObjectEntry* selobject=g_ObjMan.GetSelectedObject();
|
|
if (selobject && selobject->m_Model) {
|
|
// setup camera such that object is in the centre of the viewport
|
|
m_ModelMatrix.SetIdentity();
|
|
selobject->m_Model->SetTransform(m_ModelMatrix);
|
|
|
|
const CBound& bound=selobject->m_Model->GetBounds();
|
|
CVector3D pt((bound[0].X+bound[1].X)*0.5f,(bound[0].Y+bound[1].Y)*0.5f,bound[0].Z);
|
|
|
|
float hfov=tan(DEGTORAD(45));
|
|
float vfov=hfov/g_Renderer.GetAspect();
|
|
float zx=(bound[1].X-bound[0].X)*0.5f/hfov;
|
|
float zy=(bound[1].Y-bound[0].Y)*0.5f/vfov;
|
|
float z=zx>zy ? zx : zy;
|
|
z=(z+1)*2;
|
|
|
|
m_ObjectCamera.m_Orientation.SetIdentity();
|
|
m_ObjectCamera.m_Orientation.Translate(pt.X,pt.Y,-z);
|
|
|
|
g_Renderer.SetCamera(m_ObjectCamera);
|
|
|
|
RenderObEdGrid();
|
|
|
|
g_Renderer.Submit(selobject->m_Model);
|
|
}
|
|
|
|
// flush prior to rendering overlays ..
|
|
g_Renderer.FlushFrame();
|
|
|
|
// .. and here's the overlays
|
|
m_InfoBox.Render();
|
|
}
|
|
|
|
g_Renderer.EndFrame();
|
|
|
|
// notify info box frame is complete; gives it chance to accumulate stats, check
|
|
// fps, etc
|
|
m_InfoBox.OnFrameComplete();
|
|
}
|
|
|
|
|
|
bool CEditorData::LoadTerrain(const char* filename)
|
|
{
|
|
Handle h = tex_load(filename);
|
|
if(h<=0) {
|
|
char buf[1024];
|
|
sprintf(buf,"Failed to load \"%s\"",filename);
|
|
ErrorBox(buf);
|
|
return false;
|
|
} else {
|
|
|
|
int width=0;
|
|
int height=0;
|
|
int bpp=0;
|
|
void *ptr=0;
|
|
|
|
int i=tex_info(h, &width, &height, NULL, &bpp, &ptr);
|
|
if (i)
|
|
{
|
|
printf("tex_info error: %d\n",i);
|
|
fflush(stdout);
|
|
}
|
|
|
|
// rescale the texture to fit to the nearest of the 4 possible map sizes
|
|
u32 mapsize=9; // assume smallest map
|
|
if (width>11*PATCH_SIZE+1) mapsize=11;
|
|
if (width>13*PATCH_SIZE+1) mapsize=13;
|
|
if (width>17*PATCH_SIZE+1) mapsize=17;
|
|
|
|
u32 targetsize=mapsize*PATCH_SIZE+1;
|
|
unsigned char* data=new unsigned char[targetsize*targetsize*bpp/8];
|
|
u32 fmt=(bpp==8) ? GL_RED : ((bpp==24) ? GL_RGB : GL_RGBA);
|
|
gluScaleImage(fmt,width,height,GL_UNSIGNED_BYTE,ptr,
|
|
targetsize,targetsize,GL_UNSIGNED_BYTE,data);
|
|
|
|
// build 16 bit heightmap from red channel of texture
|
|
u16* heightmap=new u16[targetsize*targetsize];
|
|
int stride=bpp/8;
|
|
u16* hmptr=heightmap;
|
|
|
|
// get src of copy
|
|
const u8* dataptr = (bpp==8) ? data : ((bpp==24) ? data+2 : data+3);
|
|
|
|
// build heightmap
|
|
for (uint j=0;j<targetsize;++j) {
|
|
for (uint i=0;i<targetsize;++i) {
|
|
*hmptr=(*dataptr) << 8;
|
|
hmptr++;
|
|
dataptr+=stride;
|
|
}
|
|
}
|
|
|
|
// rebuild terrain
|
|
g_Terrain.Resize(mapsize);
|
|
g_Terrain.SetHeightMap(heightmap);
|
|
|
|
// clean up
|
|
delete[] data;
|
|
delete[] heightmap;
|
|
|
|
// re-initialise minimap - terrain size may have changed
|
|
g_MiniMap.Initialise();
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// UpdateWorld: update time dependent data in the world to account for changes over
|
|
// the given time (in s)
|
|
void CEditorData::UpdateWorld(float time)
|
|
{
|
|
if (m_Mode==SCENARIO_EDIT || m_Mode==TEST_MODE) {
|
|
const std::vector<CUnit*>& units=g_UnitMan.GetUnits();
|
|
for (uint i=0;i<units.size();++i) {
|
|
units[i]->GetModel()->Update(time);
|
|
}
|
|
if (m_Mode==TEST_MODE) {
|
|
g_EntityManager.updateAll( time );
|
|
}
|
|
} else {
|
|
CObjectEntry* selobject=g_ObjMan.GetSelectedObject();
|
|
if (selobject && selobject->m_Model) {
|
|
selobject->m_Model->Update(time);
|
|
}
|
|
}
|
|
}
|
|
|
|
void CEditorData::StartTestMode()
|
|
{
|
|
// initialise entities
|
|
g_EntityManager.dispatchAll( &CMessage( CMessage::EMSG_INIT ) );
|
|
}
|
|
|
|
void CEditorData::StopTestMode()
|
|
{
|
|
// make all units idle again
|
|
const std::vector<CUnit*>& units=g_UnitMan.GetUnits();
|
|
for (uint i=0;i<units.size();++i) {
|
|
if (units[i]->GetObject()->m_IdleAnim) {
|
|
units[i]->GetModel()->SetAnimation(units[i]->GetObject()->m_IdleAnim);
|
|
}
|
|
}
|
|
} |