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subrast example
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aap
352
tools/subrast/main.cpp
Normal file
352
tools/subrast/main.cpp
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#include <rw.h>
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#include <skeleton.h>
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#include <assert.h>
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#include "subrast.h"
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rw::V3d zero = { 0.0f, 0.0f, 0.0f };
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rw::EngineOpenParams engineOpenParams;
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float FOV = 70.0f;
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rw::RGBA ForegroundColor = { 200, 200, 200, 255 };
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rw::RGBA BackgroundColor = { 64, 64, 64, 0 };
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rw::RGBA BorderColor = { 128, 128, 128, 0 };
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rw::Clump *Clump = nil;
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rw::Light *MainLight = nil;
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rw::Light *AmbientLight = nil;
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rw::World *World;
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rw::Charset *Charset;
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const char *SubCameraCaption[4] = {
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"Perspective view",
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"Parallel view: Z-axis",
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"Parallel view: X-axis",
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"Parallel view: Y-axis"
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};
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rw::V3d Xaxis = { 1.0f, 0.0, 0.0f };
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rw::V3d Yaxis = { 0.0f, 1.0, 0.0f };
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rw::V3d Zaxis = { 0.0f, 0.0, 1.0f };
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rw::World*
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CreateWorld(void)
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{
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rw::BBox bb;
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bb.inf.x = bb.inf.y = bb.inf.z = -100.0f;
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bb.sup.x = bb.sup.y = bb.sup.z = 100.0f;
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return rw::World::create(&bb);
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}
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rw::Light*
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CreateAmbientLight(rw::World *world)
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{
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rw::Light *light = rw::Light::create(rw::Light::AMBIENT);
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assert(light);
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World->addLight(light);
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return light;
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}
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rw::Light*
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CreateMainLight(rw::World *world)
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{
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rw::Light *light = rw::Light::create(rw::Light::DIRECTIONAL);
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assert(light);
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rw::Frame *frame = rw::Frame::create();
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assert(frame);
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frame->rotate(&Xaxis, 30.0f, rw::COMBINEREPLACE);
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frame->rotate(&Yaxis, 30.0f, rw::COMBINEPOSTCONCAT);
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light->setFrame(frame);
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World->addLight(light);
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return light;
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}
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rw::Clump*
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CreateClump(rw::World *world)
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{
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rw::Clump *clump;
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rw::StreamFile in;
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rw::Image::setSearchPath("files/textures/");
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const char *filename = "files/clump.dff";
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if(in.open(filename, "rb") == NULL){
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printf("couldn't open file\n");
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return false;
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}
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if(!rw::findChunk(&in, rw::ID_CLUMP, NULL, NULL))
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return false;
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clump = rw::Clump::streamRead(&in);
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in.close();
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if(clump == nil)
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return false;
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rw::Frame *frame = clump->getFrame();
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frame->rotate(&Xaxis, -120.0f, rw::COMBINEREPLACE);
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frame->rotate(&Yaxis, 45.0f, rw::COMBINEPOSTCONCAT);
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World->addClump(clump);
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return clump;
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}
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void
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RotateClump(float xAngle, float yAngle)
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{
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rw::Matrix *cameraMatrix = &Camera->getFrame()->matrix;
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rw::Frame *frame = Clump->getFrame();
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rw::V3d pos = frame->matrix.pos;
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pos = rw::scale(pos, -1.0f);
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frame->translate(&pos, rw::COMBINEPOSTCONCAT);
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frame->rotate(&cameraMatrix->up, xAngle, rw::COMBINEPOSTCONCAT);
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frame->rotate(&cameraMatrix->right, yAngle, rw::COMBINEPOSTCONCAT);
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pos = rw::scale(pos, -1.0f);
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frame->translate(&pos, rw::COMBINEPOSTCONCAT);
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}
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void
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Initialize(void)
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{
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sk::globals.windowtitle = "Sub-raster example";
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sk::globals.width = 1280;
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sk::globals.height = 800;
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sk::globals.quit = 0;
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}
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bool
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Initialize3D(void)
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{
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if(!sk::InitRW())
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return false;
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Charset = rw::Charset::create(&ForegroundColor, &BackgroundColor);
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World = CreateWorld();
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AmbientLight = CreateAmbientLight(World);
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MainLight = CreateMainLight(World);
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Clump = CreateClump(World);
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CreateCameras(World);
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UpdateSubRasters(Camera, sk::globals.width, sk::globals.height);
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rw::SetRenderState(rw::CULLMODE, rw::CULLBACK);
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rw::SetRenderState(rw::ZTESTENABLE, 1);
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rw::SetRenderState(rw::ZWRITEENABLE, 1);
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ImGui_ImplRW_Init();
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ImGui::StyleColorsClassic();
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return true;
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}
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void
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Terminate3D(void)
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{
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DestroyCameras(World);
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if(AmbientLight){
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World->removeLight(AmbientLight);
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AmbientLight->destroy();
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AmbientLight = nil;
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}
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if(MainLight){
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World->removeLight(MainLight);
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rw::Frame *frame = MainLight->getFrame();
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MainLight->setFrame(nil);
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frame->destroy();
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MainLight->destroy();
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MainLight = nil;
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}
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if(Clump){
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World->removeClump(Clump);
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Clump->destroy();
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Clump = nil;
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}
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if(World){
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World->destroy();
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World = nil;
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}
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if(Charset){
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Charset->destroy();
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Charset = nil;
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}
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sk::TerminateRW();
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}
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bool
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attachPlugins(void)
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{
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rw::ps2::registerPDSPlugin(40);
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rw::ps2::registerPluginPDSPipes();
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rw::registerMeshPlugin();
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rw::registerNativeDataPlugin();
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rw::registerAtomicRightsPlugin();
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rw::registerMaterialRightsPlugin();
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rw::xbox::registerVertexFormatPlugin();
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rw::registerSkinPlugin();
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rw::registerUserDataPlugin();
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rw::registerHAnimPlugin();
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rw::registerMatFXPlugin();
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rw::registerUVAnimPlugin();
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rw::ps2::registerADCPlugin();
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return true;
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}
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void
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DisplayOnScreenInfo(void)
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{
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for(int i = 0; i < 4; i++){
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rw::Raster *scr = SubCameras[i]->frameBuffer;
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rw::int32 scrw = scr->width;
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rw::int32 scrh = scr->height;
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rw::int32 captionWidth = strlen(SubCameraCaption[i])*Charset->desc.width;
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if(captionWidth < scrw && scrh > Charset->desc.height*2){
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rw::int32 x = scr->offsetX + (scrw - captionWidth)/2;
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rw::int32 y = scr->offsetY + Charset->desc.height;
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Charset->print(SubCameraCaption[i], x, y, 0);
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}
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}
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}
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rw::RGBA BackgroundColors[] = {
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{ 64, 64, 64, 0 },
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{ 128, 0, 0, 0 },
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{ 0, 128, 0, 0 },
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{ 0, 0, 128, 0 },
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};
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void
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Render(float timeDelta)
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{
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Camera->clear(&BorderColor, rw::Camera::CLEARIMAGE|rw::Camera::CLEARZ);
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for(int i = 0; i < 4; i++){
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SubCameras[i]->clear(&BackgroundColor, rw::Camera::CLEARIMAGE|rw::Camera::CLEARZ);
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// SubCameras[i]->clear(&BackgroundColors[i], rw::Camera::CLEARIMAGE|rw::Camera::CLEARZ);
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SubCameras[i]->beginUpdate();
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World->render();
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SubCameras[i]->endUpdate();
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}
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Camera->beginUpdate();
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DisplayOnScreenInfo();
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Camera->endUpdate();
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Camera->showRaster(0);
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}
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void
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Idle(float timeDelta)
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{
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Render(timeDelta);
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}
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int MouseX, MouseY;
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int MouseDeltaX, MouseDeltaY;
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int MouseButtons;
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bool Rotating;
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void
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KeyUp(int key)
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{
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}
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void
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KeyDown(int key)
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{
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switch(key){
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case sk::KEY_ESC:
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sk::globals.quit = 1;
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break;
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}
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}
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void
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MouseBtn(sk::MouseState *mouse)
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{
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MouseButtons = mouse->buttons;
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Rotating = !!(MouseButtons&1);
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}
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void
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MouseMove(sk::MouseState *mouse)
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{
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MouseDeltaX = mouse->posx - MouseX;
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MouseDeltaY = mouse->posy - MouseY;
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MouseX = mouse->posx;
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MouseY = mouse->posy;
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if(Rotating)
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RotateClump(-MouseDeltaX, MouseDeltaY);
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}
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sk::EventStatus
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AppEventHandler(sk::Event e, void *param)
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{
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using namespace sk;
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Rect *r;
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MouseState *ms;
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ImGuiEventHandler(e, param);
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ImGuiIO &io = ImGui::GetIO();
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switch(e){
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case INITIALIZE:
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Initialize();
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return EVENTPROCESSED;
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case RWINITIALIZE:
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return Initialize3D() ? EVENTPROCESSED : EVENTERROR;
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case RWTERMINATE:
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Terminate3D();
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return EVENTPROCESSED;
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case PLUGINATTACH:
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return attachPlugins() ? EVENTPROCESSED : EVENTERROR;
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case KEYDOWN:
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KeyDown(*(int*)param);
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return EVENTPROCESSED;
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case KEYUP:
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KeyUp(*(int*)param);
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return EVENTPROCESSED;
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case MOUSEBTN:
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if(!io.WantCaptureMouse){
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ms = (MouseState*)param;
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MouseBtn(ms);
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}else
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MouseButtons = 0;
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return EVENTPROCESSED;
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case MOUSEMOVE:
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MouseMove((MouseState*)param);
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return EVENTPROCESSED;
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case RESIZE:
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r = (Rect*)param;
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// TODO: register when we're minimized
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if(r->w == 0) r->w = 1;
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if(r->h == 0) r->h = 1;
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sk::globals.width = r->w;
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sk::globals.height = r->h;
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if(::Camera){
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sk::CameraSize(::Camera, r);
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::Camera->setFOV(FOV, (float)sk::globals.width/sk::globals.height);
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UpdateSubRasters(::Camera, r->w, r->h);
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}
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break;
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case IDLE:
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Idle(*(float*)param);
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return EVENTPROCESSED;
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}
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return sk::EVENTNOTPROCESSED;
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}
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