void Init(IntPtr pParam)
{
TMatrix4x4 mat = TMatrix4x4.MatrixIdentity;
transform = new TTransformStack(ref mat);
rand = new Random();
IEngineSubSystem p_sub_sys = null;
IResourceManager p_res_man = null;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out p_sub_sys);
p_res_man = (IResourceManager)p_sub_sys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RENDER, out p_sub_sys);
p_render = (IRender)p_sub_sys;
p_render.GetRender3D(out pRender3D);
IEngineBaseObject p_obj = null;
p_res_man.Load(RESOURCE_PATH + "textures\\floor.dds", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
pTexFloor = (ITexture)p_obj;
p_res_man.Load(RESOURCE_PATH + "sprites\\light.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_2D);
pTexLight = (ITexture)p_obj;
// some global lighting
pRender3D.ToggleLighting(true);
TColor4 col = TColor4.ColorBlack();
pRender3D.SetGlobalAmbientLighting(ref col); // turn off ambient lighting
// setup lights
// use single directional light to simulate ambient lighting
p_res_man.CreateLight(out pLightDirect);
pLightDirect.SetType(E_LIGHT_TYPE.LT_DIRECTIONAL);
col = TColor4.ColorGray();
pLightDirect.SetColor(ref col); // dim light
TPoint3 p3 = new TPoint3(-0.5f, 0.5f, 0.75f);
pLightDirect.SetDirection(ref p3);
pLightDirect.SetEnabled(true);
// Position is ignored for direction lights but is used by engine for debug drawing.
// Use "rnd3d_draw_lights 1" console command to debug lights.
p3 = new TPoint3(0f, 7.5f, 0f);
pLightDirect.SetPosition(ref p3);
// create light for the table-lamp
p_res_man.CreateLight(out pLightSpot);
pLightSpot.SetType(E_LIGHT_TYPE.LT_SPOT);
col = TColor4.ColorYellow();
pLightSpot.SetColor(ref col);
pLightSpot.SetSpotAngle(100f);
p3 = new TPoint3(0.15f, 0f, -1f);
pLightSpot.SetDirection(ref p3);
pLightSpot.SetEnabled(true);
// create and setup materials and load models
ITexture p_tex;
IMaterial p_mat;
// desk
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\desk\\desk_diff.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\desk\\desk.dmd", out p_obj, 0);
pMdlDesk = (IModel)p_obj;
pMdlDesk.SetModelMaterial(p_mat);
// table-lamp
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\table_lamp\\lamp_diff.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\table_lamp\\lamp.dmd", out p_obj, 0);
pMdlLamp = (IModel)p_obj;
pMdlLamp.SetModelMaterial(p_mat);
// chair
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\chair\\chair_diff.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\chair\\chair.dmd", out p_obj, 0);
pMdlChair = (IModel)p_obj;
pMdlChair.SetModelMaterial(p_mat);
// music box
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\music_box\\mbox_d.dds", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
p_res_man.Load(RESOURCE_PATH + "meshes\\furniture\\music_box\\music_box.dmd", out p_obj, 0);
pMdlMusicBox = (IModel)p_obj;
pMdlMusicBox.SetModelMaterial(p_mat);
// church
p_res_man.Load(RESOURCE_PATH + "meshes\\church\\church.dmd", out p_obj, 0);
pModelChurch = (IModel)p_obj;
pModelChurch.SetModelMaterial(p_mat);
p_res_man.CreateMaterial(out p_mat);
col = TColor4.ColorSilver();
p_mat.SetDiffuseColor(ref col);
col = TColor4.ColorWhite();
p_mat.SetSpecularColor(ref col);
p_mat.SetShininess(25f);
pModelChurch.SetMeshMaterial(0, p_mat);
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\church\\church_roof.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
pModelChurch.SetMeshMaterial(1, p_mat);
p_res_man.CreateMaterial(out p_mat);
p_res_man.Load(RESOURCE_PATH + "meshes\\church\\church_main.jpg", out p_obj, (uint)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
p_tex = (ITexture)p_obj;
p_mat.SetDiffuseTexture(p_tex);
pModelChurch.SetMeshMaterial(2, p_mat);
// snow globe
p_res_man.Load(RESOURCE_PATH + "meshes\\snow_globe.dmd", out p_obj, 0);
pSnowGlobe = (IModel)p_obj;
p_res_man.CreateMaterial(out p_mat);
col = TColor4.ColorWhite();
p_mat.SetDiffuseColor(ref col);
pSnowGlobe.SetMeshMaterial(0, p_mat);
p_res_man.CreateMaterial(out p_mat);
col = TColor4.ColorBrown();
p_mat.SetDiffuseColor(ref col);
col = TColor4.ColorWhite();
p_mat.SetSpecularColor(ref col);
p_mat.SetShininess(25f);
pSnowGlobe.SetMeshMaterial(2, p_mat);
p_res_man.CreateMaterial(out p_mat);
col = TColor4.ColorWhite(100);
p_mat.SetDiffuseColor(ref col);
col = TColor4.ColorWhite();
p_mat.SetSpecularColor(ref col);
p_mat.SetShininess(50f);
p_mat.SetBlending(true, E_BLENDING_EFFECT.BE_NORMAL);
// When material with blending is set model will sort mesh order for meshes with blending to be the last.
pSnowGlobe.SetMeshMaterial(1, p_mat);
// We will use black fog to simulate darkness.
col = TColor4.ColorBlack();
pRender3D.SetFogColor(ref col);
pRender3D.SetLinearFogBounds(12.5f, 20f);
pRender3D.ToggleFog(true);
}
void Render(IntPtr pParam)
{
// camera setup
TMatrix4x4 mat = TMatrix4x4.MatrixIdentity;
transform.Clear(ref mat);
mat = TMatrix4x4.MatrixTranslate(new TPoint3(0f, -4.5f, -4f - (float)Math.Abs(Math.Sin(uiCounter / 250f)) * 5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(15f + (float)Math.Cos(uiCounter / 200f) * 10f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(uiCounter / 5f, new TPoint3(0f, 1f, 0f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
// set light in the world coordinate system
pLightDirect.Update();
// draw floor
p_render.Unbind(E_ENGINE_OBJECT_TYPE.EOT_MATERIAL); // unbind last material from previous frame
for (int i = -5; i < 5; ++i)
{
for (int j = -5; j < 5; ++j)
{
transform.Push();
mat = TMatrix4x4.MatrixTranslate(new TPoint3(i * 5f, 0f, j * 5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(5f, 5f, 5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pTexFloor.Draw3D();
transform.Pop();
}
}
// draw desk
TPoint3 desk_extents, extents;
pMdlDesk.GetExtents(out desk_extents);
TPoint3 desk_pos = new TPoint3(0f, desk_extents.z * 10f, 0f);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(desk_pos);
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(10f, 10f, 10f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(180f, new TPoint3(0f, 0f, 1f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pMdlDesk.Draw();
transform.Pop();
// draw chair
pMdlChair.GetExtents(out extents);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(new TPoint3(-1.5f, extents.z * 5f, 4.5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(5f, 5f, 5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(65f, new TPoint3(0f, 0f, 1f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pMdlChair.Draw();
transform.Pop();
// draw music box
pMdlMusicBox.GetExtents(out extents);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(desk_pos + new TPoint3(-2.75f, extents.y * 6f, -1f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(3f, 3f, 3f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(25f, new TPoint3(0f, 0f, 1f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pMdlMusicBox.Draw();
transform.Pop();
// draw table-lamp
pMdlLamp.GetExtents(out extents);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(desk_pos + new TPoint3(3.75f, extents.z * 8f - 0.2f, -1f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(4f, 4f, 4f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-150f, new TPoint3(0f, 0f, 1f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pMdlLamp.Draw();
// here we set light position in the coordinate space of the lamp (object space)
TPoint3 light_pos = new TPoint3(0.35f, 0f, extents.z - 0.15f);
pLightSpot.SetPosition(ref light_pos);
pLightSpot.Update();
// draw light halo
bool is_light_active;
pLightSpot.GetEnabled(out is_light_active);
if (is_light_active)
{
pRender3D.ToggleLighting(false);
pRender3D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
pRender3D.ToggleBlending(true);
TColor4 col = TColor4.ColorYellow(200);
pRender3D.SetColor(ref col);
mat = TMatrix4x4.MatrixTranslate(light_pos + new TPoint3(0f, 0f, -0.1f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(0.25f, 0.25f, 0.25f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixBillboard(transform.Top);
pRender3D.SetMatrix(ref mat);
pTexLight.Draw3D();
pRender3D.ToggleLighting(true);
}
transform.Pop();
// draw snow globe and church
pSnowGlobe.GetExtents(out extents);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(desk_pos + new TPoint3(1f, extents.z * 4f + 0.75f, 0.5f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(2f, 2f, 2f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixRotate(-90f, new TPoint3(1f, 0f, 0f));
transform.MultLocal(ref mat);
transform.Push();
mat = TMatrix4x4.MatrixTranslate(new TPoint3(0f, 0f, 0.125f));
transform.MultLocal(ref mat);
mat = TMatrix4x4.MatrixScale(new TPoint3(0.7f, 0.7f, 0.7f));
transform.MultLocal(ref mat);
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pModelChurch.Draw();
transform.Pop();
mat = transform.Top;
pRender3D.SetMatrix(ref mat);
pSnowGlobe.Draw();
transform.Pop();
}
