// called by AppThreadFunction
public void ovrApp_HandleVrModeChanges()
{
//ConsoleExtensions.tracei("enter ovrApp_HandleVrModeChanges, FrameIndex: ", (int)FrameIndex);
// 1432
if (this.NativeWindow != null && this.Egl.MainSurface == egl.EGL_NO_SURFACE)
{
ConsoleExtensions.trace("ovrApp_HandleVrModeChanges, ovrEgl_CreateSurface");
this.Egl.ovrEgl_CreateSurface(this.NativeWindow);
}
if (this.Resumed != false && this.NativeWindow != null)
{
if (this.Ovr == null)
{
var parms = VrApi_Helpers.vrapi_DefaultModeParms(ref Java);
parms.CpuLevel = 2;
parms.GpuLevel = 3;
parms.MainThreadTid = unistd.gettid();
#if MULTI_THREADED
// Also set the renderer thread to SCHED_FIFO.
parms.RenderThreadTid = ovrRenderThread_GetTid(&app->RenderThread);
#endif
//ALOGV(" eglGetCurrentSurface( EGL_DRAW ) = %p", eglGetCurrentSurface(EGL_DRAW));
ConsoleExtensions.trace("ovrApp_HandleVrModeChanges, vrapi_EnterVrMode");
this.Ovr = VrApi.vrapi_EnterVrMode(ref parms);
//ALOGV(" vrapi_EnterVrMode()");
//ALOGV(" eglGetCurrentSurface( EGL_DRAW ) = %p", eglGetCurrentSurface(EGL_DRAW));
}
}
else
{
if (this.Ovr != null)
{
#if MULTI_THREADED
// Make sure the renderer thread is no longer using the ovrMobile.
ovrRenderThread_Wait(&app->RenderThread);
#endif
//ALOGV(" eglGetCurrentSurface( EGL_DRAW ) = %p", eglGetCurrentSurface(EGL_DRAW));
ConsoleExtensions.trace("ovrApp_HandleVrModeChanges, vrapi_LeaveVrMode");
VrApi.vrapi_LeaveVrMode(this.Ovr);
this.Ovr = null;
//ALOGV(" vrapi_LeaveVrMode()");
//ALOGV(" eglGetCurrentSurface( EGL_DRAW ) = %p", eglGetCurrentSurface(EGL_DRAW));
}
}
if (this.NativeWindow == null && this.Egl.MainSurface != egl.EGL_NO_SURFACE)
{
ConsoleExtensions.trace("ovrApp_HandleVrModeChanges, ovrEgl_DestroySurface");
this.Egl.ovrEgl_DestroySurface();
}
}
// vrapi_GetHmdInfo
// called by AppThreadFunction
public void ovrRenderer_Create(ref ovrHmdInfo hmdInfo)
{
ConsoleExtensions.trace("enter ovrRenderer_Create");
fixed(int *hmdInfo_SuggestedEyeResolution = hmdInfo.SuggestedEyeResolution)
fixed(float *hmdInfo_SuggestedEyeFov = hmdInfo.SuggestedEyeFov)
{
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:89 hmdInfo_SuggestedEyeResolution width 1024
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:90 hmdInfo_SuggestedEyeResolution height 1024
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:91 NUM_MULTI_SAMPLES 4
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:95 hmdInfo_SuggestedEyeFov[0] 90
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:96 hmdInfo_SuggestedEyeFov[1] 90
//I/xNativeActivity(26905): \VrCubeWorld.Renderer.cs:97 DisplayRefreshRate 60
ConsoleExtensions.tracei("hmdInfo_SuggestedEyeResolution width ", hmdInfo_SuggestedEyeResolution[0]);
ConsoleExtensions.tracei("hmdInfo_SuggestedEyeResolution height ", hmdInfo_SuggestedEyeResolution[1]);
ConsoleExtensions.tracei("NUM_MULTI_SAMPLES ", NUM_MULTI_SAMPLES);
ConsoleExtensions.tracei("hmdInfo_SuggestedEyeFov[0] ", (int)hmdInfo_SuggestedEyeFov[0]);
ConsoleExtensions.tracei("hmdInfo_SuggestedEyeFov[1] ", (int)hmdInfo_SuggestedEyeFov[1]);
ConsoleExtensions.tracei("DisplayRefreshRate ", (int)hmdInfo.DisplayRefreshRate);
// 1012
// Create the render Textures.
for (int i = 0; i < NUM_BUFFERS; i++)
{
for (int eye = 0; eye < NUM_EYES; eye++)
{
//ConsoleExtensions.tracei("call ovrRenderTexture_Create i ", i);
this.RenderTextures[i, eye].ovrRenderTexture_Create(
hmdInfo_SuggestedEyeResolution[0],
hmdInfo_SuggestedEyeResolution[1],
NUM_MULTI_SAMPLES,
i, eye
);
}
}
this.BufferIndex = 0;
// https://www.kickstarter.com/projects/wearality/wearality-sky-limitless-vr
// Setup the projection matrix.
this.ProjectionMatrix = VrApi_Helpers.ovrMatrix4f_CreateProjectionFov(
hmdInfo_SuggestedEyeFov[0] * ((float)Math.PI / 180.0f),
hmdInfo_SuggestedEyeFov[1] * ((float)Math.PI / 180.0f),
0.0f, 0.0f, 1.0f, 0.0f);
this.TanAngleMatrix = VrApi_Helpers.ovrMatrix4f_TanAngleMatrixFromProjection(ref this.ProjectionMatrix);
}
//ConsoleExtensions.trace("exit ovrRenderer_Create");
}
// sent into vrapi_SubmitFrame
// will use glMapBufferRange
//public ovrFrameParms ovrRenderer_RenderFrame(ref ovrApp appState, ref ovrTracking tracking)
public ovrFrameParms ovrRenderer_RenderFrame(ovrApp appState, ref ovrTracking tracking)
{
//ConsoleExtensions.tracei("enter ovrRenderer_RenderFrame, VRAPI_FRAME_INIT_DEFAULT");
// can other processes/non ndk stream a surface to us?
// local socket?
// shared memory?
// editn n continue?
// 1049
ovrFrameParms parms = VrApi_Helpers.vrapi_DefaultFrameParms(ref appState.Java, ovrFrameInit.VRAPI_FRAME_INIT_DEFAULT, 0u);
parms.FrameIndex = appState.FrameIndex;
parms.MinimumVsyncs = appState.MinimumVsyncs;
#region InstanceTransformBuffer
var sizeof_ovrMatrix4f = sizeof(ovrMatrix4f);
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appState.Scene.InstanceTransformBuffer);
var cubeTransforms = gl3.glMapBufferRange <ovrMatrix4f>(
gl3.GL_ARRAY_BUFFER, 0,
// do we need marshal.getsize?
NUM_INSTANCES * sizeof_ovrMatrix4f,
// the first gl3 members, the other are gl2 apis
gl3.GL_MAP_WRITE_BIT | gl3.GL_MAP_INVALIDATE_BUFFER_BIT
);
// 1057
for (int i = 0; i < NUM_INSTANCES; i++)
{
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_CreateRotation i ", i);
var rotation = VrApi_Helpers.ovrMatrix4f_CreateRotation(
appState.Scene.CubeRotations[i].x * appState.Simulation.CurrentRotation.x,
appState.Scene.CubeRotations[i].y * appState.Simulation.CurrentRotation.y,
appState.Scene.CubeRotations[i].z * appState.Simulation.CurrentRotation.z
);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_CreateTranslation i ", i);
var translation = VrApi_Helpers.ovrMatrix4f_CreateTranslation(
appState.Scene.CubePositions[i].x,
appState.Scene.CubePositions[i].y,
appState.Scene.CubePositions[i].z
);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_Multiply i ", i);
var transform = VrApi_Helpers.ovrMatrix4f_Multiply(ref translation, ref rotation);
var transpose = VrApi_Helpers.ovrMatrix4f_Transpose(ref transform);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ubeTransforms[i] = transpose ", i);
cubeTransforms[i] = transpose;
}
// 1070
gl3.glUnmapBuffer(gl3.GL_ARRAY_BUFFER);
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, 0);
#endregion
// Calculate the center view matrix.
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, vrapi_DefaultHeadModelParms");
var headModelParms = VrApi_Helpers.vrapi_DefaultHeadModelParms();
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, vrapi_GetCenterEyeViewMatrix");
var centerEyeViewMatrix = VrApi_Helpers.vrapi_GetCenterEyeViewMatrix(ref headModelParms, ref tracking, default(ovrMatrix4f *));
// 1077
// NUM_EYES is length of RenderTextures
for (int eye = 0; eye < NUM_EYES; eye++)
{
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150618/ovrmatrix4f
var eyeViewMatrix = VrApi_Helpers.vrapi_GetEyeViewMatrix(ref headModelParms, ref centerEyeViewMatrix, eye);
fixed(ovrMatrix4f *ref_ProjectionMatrix = &appState.Renderer.ProjectionMatrix)
fixed(ovrRenderTexture * rt = &appState.Renderer.RenderTextures[appState.Renderer.BufferIndex, eye])
{
//// 1085
//appState.tracei60("ovrRenderer_RenderFrame, ovrRenderTexture_SetCurrent BufferIndex ", appState.Renderer.BufferIndex);
//appState.tracei60("ovrRenderer_RenderFrame, ovrRenderTexture_SetCurrent eye ", eye);
rt->ovrRenderTexture_SetCurrent();
gl3.glEnable(gl3.GL_SCISSOR_TEST);
gl3.glDepthMask(true);
gl3.glEnable(gl3.GL_DEPTH_TEST);
gl3.glDepthFunc(gl3.GL_LEQUAL);
gl3.glViewport(0, 0, rt->Width, rt->Height);
gl3.glScissor(0, 0, rt->Width, rt->Height);
//gl3.glClearColor(0.125f, 0.0f, 0.125f, 1.0f);
//gl3.glClearColor(0.9f, 0.0f, 0.125f, 1.0f);
gl3.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT | gl3.GL_DEPTH_BUFFER_BIT);
gl3.glUseProgram(appState.Scene.Program.Program);
// 1094
gl3.glUniformMatrix4fv(appState.Scene.Program.Uniforms[(int)ovrUniform_index.UNIFORM_VIEW_MATRIX], 1, true, (float *)&eyeViewMatrix);
gl3.glUniformMatrix4fv(appState.Scene.Program.Uniforms[(int)ovrUniform_index.UNIFORM_PROJECTION_MATRIX], 1, true, (float *)ref_ProjectionMatrix);
gl3.glBindVertexArray(appState.Scene.Cube.VertexArrayObject);
gl3.glDrawElementsInstanced(gl3.GL_TRIANGLES, appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, NUM_INSTANCES);
gl3.glBindVertexArray(0);
gl3.glUseProgram(0);
// 1104
// what happens if we dont?
#region Explicitly clear the border texels to black because OpenGL-ES does not support GL_CLAMP_TO_BORDER.
{
// Clear to fully opaque black.
gl3.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
// bottom
gl3.glScissor(0, 0, rt->Width, 1);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// top
gl3.glScissor(0, rt->Height - 1, rt->Width, 1);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// left
gl3.glScissor(0, 0, 1, rt->Height);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// right
gl3.glScissor(rt->Width - 1, 0, 1, rt->Height);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
}
#endregion
//// 1119
//appState.tracei60("ovrRenderer_RenderFrame, ovrRenderTexture_Resolve, glInvalidateFramebuffer");
rt->ovrRenderTexture_Resolve();
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].TexId = rt->ColorTexture;
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].TexCoordsFromTanAngles = appState.Renderer.TanAngleMatrix;
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].HeadPose = tracking.HeadPose;
}
}
ovrRenderTexture.ovrRenderTexture_SetNone();
appState.Renderer.BufferIndex = (appState.Renderer.BufferIndex + 1) % NUM_BUFFERS;
// 1130
appState.tracei60("exit ovrRenderer_RenderFrame BufferIndex", appState.Renderer.BufferIndex);
//ConsoleExtensions.tracei("exit ovrRenderer_RenderFrame");
return(parms);
}
object AppThreadFunction()
{
// 1778
ConsoleExtensions.trace("enter pthread_create AppThreadFunction, call vrapi_DefaultInitParms");
var java = default(ovrJava);
java.Vm = this.JavaVm;
java.Vm.AttachCurrentThread(java.Vm, out java.Env, null);
java.ActivityObject = this.ActivityObject;
// 1785
var initParms = VrApi_Helpers.vrapi_DefaultInitParms(ref java);
ConsoleExtensions.trace("AppThreadFunction, call vrapi_Initialize");
VrApi.vrapi_Initialize(ref initParms);
ConsoleExtensions.trace("AppThreadFunction, create ovrApp, call ovrEgl_CreateContext");
var appState = new ovrApp(ref java);
// 1794
appState.Egl.ovrEgl_CreateContext(null);
ConsoleExtensions.trace("AppThreadFunction, call vrapi_GetHmdInfo, then ovrRenderer_Create");
var hmdInfo = VrApi.vrapi_GetHmdInfo(ref java);
appState.Renderer.ovrRenderer_Create(ref hmdInfo);
ConsoleExtensions.trace("AppThreadFunction, enter loop, call ovrMessageQueue_GetNextMessage");
bool destroyed = false;
while (!destroyed)
{
#region ovrMessageQueue_GetNextMessage
var ok = true;
while (ok)
{
ovrMessage message;
var waitForMessages = appState.Ovr == null && !destroyed;
if (!this.MessageQueue.ovrMessageQueue_GetNextMessage(out message, waitForMessages))
{
break;
}
// 1812
// no switch for jsc?
if (message.Id == MESSAGE.MESSAGE_ON_CREATE)
{
ConsoleExtensions.trace("AppThreadFunction, MESSAGE_ON_CREATE");
}
else if (message.Id == MESSAGE.MESSAGE_ON_START)
{
}
else if (message.Id == MESSAGE.MESSAGE_ON_RESUME)
{
appState.Resumed = true;
}
else if (message.Id == MESSAGE.MESSAGE_ON_PAUSE)
{
appState.Resumed = false;
}
else if (message.Id == MESSAGE.MESSAGE_ON_STOP)
{
}
else if (message.Id == MESSAGE.MESSAGE_ON_DESTROY)
{
appState.NativeWindow = null; destroyed = true;
}
else if (message.Id == MESSAGE.MESSAGE_ON_SURFACE_CREATED)
{
ConsoleExtensions.trace("AppThreadFunction, MESSAGE_ON_SURFACE_CREATED");
var m0 = message[0];
appState.NativeWindow = (native_window.ANativeWindow)m0.Pointer;
}
else if (message.Id == MESSAGE.MESSAGE_ON_SURFACE_DESTROYED)
{
appState.NativeWindow = null;
}
else if (message.Id == MESSAGE.MESSAGE_ON_KEY_EVENT)
{
appState.ovrApp_HandleKeyEvent((keycodes.AKEYCODE)(int) message[0], (input.AInputEventAction)(int) message[1]);
}
else if (message.Id == MESSAGE.MESSAGE_ON_TOUCH_EVENT)
{
//ConsoleExtensions.tracei("AppThreadFunction, MESSAGE_ON_TOUCH_EVENT");
appState.ovrApp_HandleTouchEvent(message[0], message[1], message[2]);
}
appState.ovrApp_HandleVrModeChanges();
}
#endregion
appState.ovrApp_BackButtonAction();
appState.ovrApp_HandleSystemEvents();
// not ready yet?
// set by vrapi_EnterVrMode
if (appState.Ovr == null)
{
continue;
}
#region VRAPI_FRAME_INIT_LOADING_ICON_FLUSH
if (!appState.Scene.ovrScene_IsCreated())
{
// need to keep the enum typename?
var parms = VrApi_Helpers.vrapi_DefaultFrameParms(ref appState.Java, ovrFrameInit.VRAPI_FRAME_INIT_LOADING_ICON_FLUSH, 0);
parms.FrameIndex = appState.FrameIndex;
ConsoleExtensions.trace("vrapi_SubmitFrame VRAPI_FRAME_INIT_LOADING_ICON_FLUSH");
appState.Ovr.vrapi_SubmitFrame(ref parms);
unistd.usleep(1000);
appState.Scene.ovrScene_Create();
// keep the loader on for a moment...
unistd.usleep(1000);
}
#endregion
//appState.tracei60("AppThreadFunction, FrameIndex ", (int)appState.FrameIndex);
// 1862
appState.FrameIndex++;
//ConsoleExtensions.tracei("AppThreadFunction, vrapi_GetPredictedDisplayTime");
var predictedDisplayTime = appState.Ovr.vrapi_GetPredictedDisplayTime(appState.FrameIndex);
//ConsoleExtensions.tracei("AppThreadFunction, vrapi_GetPredictedTracking");
var tracking = appState.Ovr.vrapi_GetPredictedTracking(predictedDisplayTime);
// like step in physics?
appState.Simulation.ovrSimulation_AdvanceSimulation(predictedDisplayTime);
{
//var parms = appState.Renderer.ovrRenderer_RenderFrame(ref appState, ref tracking);
var parms = appState.Renderer.ovrRenderer_RenderFrame(appState, ref tracking);
appState.tracei60("vrapi_SubmitFrame ", (int)appState.FrameIndex);
appState.tracei60(" tracking.Status ", (int)tracking.Status);
appState.tracei60(" tracking.HeadPose.Pose.Orientation.x ", (int)(1000 * tracking.HeadPose.Pose.Orientation.x));
appState.tracei60(" tracking.HeadPose.Pose.Orientation.y ", (int)(1000 * tracking.HeadPose.Pose.Orientation.y));
appState.tracei60(" tracking.HeadPose.Pose.Orientation.z ", (int)(1000 * tracking.HeadPose.Pose.Orientation.z));
appState.tracei60(" tracking.HeadPose.Pose.Orientation.w ", (int)(1000 * tracking.HeadPose.Pose.Orientation.w));
appState.Ovr.vrapi_SubmitFrame(ref parms);
}
// 1891
}
// 1896
appState.Renderer.ovrRenderer_Destroy();
// 1898
appState.Scene.ovrScene_Destroy();
appState.Egl.ovrEgl_DestroyContext();
VrApi.vrapi_Shutdown();
java.Vm.DetachCurrentThread(java.Vm);
return(null);
}