// 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();
}
}
//I/DEBUG ( 2941): pid: 31621, tid: 31653, name: Thread-653 >>> OVRWindWheelActivity.Activities <<<
//I/DEBUG ( 2941): signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x8
//I/DEBUG ( 2941): r0 00000000 r1 00000000 r2 ffffffff r3 3e86c40e
//I/DEBUG ( 2941): r4 3e86c40e r5 ff4fffc0 r6 00000000 r7 3f800000
//I/DEBUG ( 2941): r8 e22fe448 r9 3f772ed9 sl e22fe488 fp 00000bb5
//I/DEBUG ( 2941): ip f73a0710 sp e22fe310 lr f7380375 pc f40fab72 cpsr 800f0030
//I/DEBUG ( 2941):
//I/DEBUG ( 2941): backtrace:
//I/DEBUG ( 2941): #00 pc 00008b72 /data/app/OVRWindWheelActivity.Activities-1/lib/arm/libmain.so (OVRWindWheelNDK___ovrMatrix4f_CreateRotation+99)
//I/DEBUG ( 2941): #01 pc 00008e61 /data/app/OVRWindWheelActivity.Activities-1/lib/arm/libmain.so (OVRWindWheelNDK_VrCubeWorld_ovrRenderer_ovrRenderer_RenderFrame+376)
//I/DEBUG ( 2941): #02 pc 000098eb /data/app/OVRWindWheelActivity.Activities-1/lib/arm/libmain.so (OVRWindWheelNDK_VrCubeWorld_ovrAppThread_AppThreadFunction+810)
void 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");
this.appState = new ovrApp(ref java)
{
AppThread = this
};
// 1794
this.appState.Egl.ovrEgl_CreateContext(null);
ConsoleExtensions.trace("AppThreadFunction, call vrapi_GetHmdInfo, then ovrRenderer_Create");
var hmdInfo = VrApi.vrapi_GetHmdInfo(ref java);
this.appState.Renderer.ovrRenderer_Create(ref hmdInfo);
this.headModelParms = VrApi_Helpers.vrapi_DefaultHeadModelParms();
ConsoleExtensions.trace("AppThreadFunction, enter loop, call ovrMessageQueue_GetNextMessage");
bool destroyed = false;
while (!destroyed)
{
//appState.trace60("enter frame, ovrMessageQueue_GetNextMessage");
#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;
//ConsoleExtensions.trace("AppThreadFunction, MESSAGE_ON_RESUME");
}
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
// ok
//appState.trace60("ovrMessageQueue_GetNextMessage done, ovrApp_BackButtonAction");
// ok
appState.ovrApp_BackButtonAction();
//appState.trace60("ovrApp_BackButtonAction done (ok), ovrApp_HandleSystemEvents (leak?)");
appState.ovrApp_HandleSystemEvents();
//appState.trace60("ovrApp_HandleSystemEvents done");
// not ready yet?
// set by vrapi_EnterVrMode
if (appState.Ovr == null)
{
appState.trace60("Ovr == null");
continue;
}
#region VRAPI_FRAME_INIT_LOADING_ICON_FLUSH
if (!appState.Scene.CreatedScene)
{
// 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
if (xmallinfo() > GLES3JNILib.safemodeMemoryLimitMB * 1024 * 1024)
{
// I/xNativeActivity(24473): \VrCubeWorld.AppThread.cs:71 mallinfo maximum total allocated space: 1825611032
// https://news.ycombinator.com/item?id=9179833
// https://www.youtube.com/watch?v=se2KMs5qrqY
ConsoleExtensions.tracei64("safe mode before sleep ", appState.FrameIndex);
// slow down VR thread...
System.Threading.Thread.Sleep(5000);
//unistd.usleep(2000 * 1000);
//ConsoleExtensions.tracei64("safe mode after sleep ", appState.FrameIndex);
//continue;
}
//appState.tracei60("AppThreadFunction, FrameIndex ", (int)appState.FrameIndex);
// 1862
appState.FrameIndex++;
//appState.trace60("who is eating our memory?");
//System.Threading.Thread.Sleep(1000 / 15);
//continue;
//ConsoleExtensions.tracei("AppThreadFunction, vrapi_GetPredictedDisplayTime");
var predictedDisplayTime = appState.Ovr.vrapi_GetPredictedDisplayTime(appState.FrameIndex);
//ConsoleExtensions.tracei("AppThreadFunction, vrapi_GetPredictedTracking");
this.trackingOld = this.tracking;
this.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(this, appState, ref tracking);
//var parms = this.appState.Renderer.ovrRenderer_RenderFrame(this, ref tracking);
var parms = this.appState.Renderer.ovrRenderer_RenderFrame(this);
//if (tracking.Status == trackingOld.Status)
// appState.tracei60(" tracking.Status ", (int)tracking.Status);
//else
// ConsoleExtensions.tracei(" 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);
}
// sent into vrapi_SubmitFrame
// will use glMapBufferRange
// no malloc for this method!
public ovrFrameParms ovrRenderer_RenderFrame(ovrAppThread appThread)
{
// http://www.informit.com/articles/article.aspx?p=2033340&seqNum=2
// X:\jsc.svn\examples\javascript\WebGL\WebGLSpadeWarrior\WebGLSpadeWarrior\Application.cs
//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 appThread.appState.Java, ovrFrameInit.VRAPI_FRAME_INIT_DEFAULT, 0u);
parms.FrameIndex = appThread.appState.FrameIndex;
parms.MinimumVsyncs = appThread.appState.MinimumVsyncs;
var scale0 = 1.5f;
var scale = scale0 *
(1.0f + (float)Math.Sin(appThread.appState.FrameIndex * 0.05f) * 0.15f);
// for gearvr we get do pre set all cubes?
// Calculate the center view matrix.
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, vrapi_DefaultHeadModelParms");
//tracking.HeadPose.Pose.Orientation.y += appState.FrameIndex * 0.05f;
//var tracking1 = appThread.tracking;
// no thats not any better
//tracking1.HeadPose.Pose.Orientation.x += GLES3JNILib.fields_mousey * 0.005f;
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, vrapi_GetCenterEyeViewMatrix");
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150703/mousex
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150705
// __mat4.rotate(pMatrix, pMatrix, degToRad(-mx), new float[] { 0, 1f, 0f });
var centerEyeViewMatrix1 = __Matrix4x4.CreateRotation(0, GLES3JNILib.fields_mousex * 0.005f, 0);
// ovrMatrix4f_Inverse
//var centerEyeViewMatrix = VrApi_Helpers.vrapi_GetCenterEyeViewMatrix(ref appThread.headModelParms, ref appThread.tracking, ref centerEyeViewMatrix1);
var centerEyeViewMatrix0 = VrApi_Helpers.vrapi_GetCenterEyeViewMatrix(ref appThread.headModelParms, ref appThread.tracking, input: null);
//var centerEyeViewMatrix2 = __ovrMatrix4f.CreateTranslation(0, 0, (float)Math.Sin(appThread.appState.FrameIndex * 0.05f));
//var centerEyeViewMatrix2 = __ovrMatrix4f.CreateTranslation(0, (float)Math.Sin(appThread.appState.FrameIndex * 0.01f), 0);
var centerEyeViewMatrix2 = __Matrix4x4.CreateTranslation(
ovrScene.wasd_x0
,
//(float)(0.1f * Math.Sin(appThread.appState.FrameIndex * 0.01f))
//+
ovrScene.wasd_z0
,
ovrScene.wasd_y0
);
//var centerEyeViewMatrix = __ovrMatrix4f.Multiply(centerEyeViewMatrix0, centerEyeViewMatrix1, centerEyeViewMatrix2);
var centerEyeViewMatrix = __Matrix4x4.Multiply(
__Matrix4x4.Multiply(centerEyeViewMatrix0, centerEyeViewMatrix1),
centerEyeViewMatrix2);
// 1077
// NUM_EYES is length of RenderTextures
for (int eye = 0; eye < NUM_EYES; eye++)
{
fixed(ovrRenderTexture *RenderTexture = &appThread.appState.Renderer.RenderTextures[appThread.appState.Renderer.BufferIndex, eye])
{
// jni/OVRWindWheelNDK.dll.c:1095:197: error: invalid type argument of '->' (have 'struct tag_Java_com_oculus_gles3jni_GLES3JNILib_ByteArrayWithLength')
var loc_vertexTransform = GLES3JNILib.fields_vertexTransform;
//// 1085
//appState.tracei60("ovrRenderer_RenderFrame, ovrRenderTexture_SetCurrent BufferIndex ", appState.Renderer.BufferIndex);
//appState.tracei60("ovrRenderer_RenderFrame, ovrRenderTexture_SetCurrent eye ", eye);
//appThread.appState.tracei60("ovrRenderer_RenderFrame, vertexTransform.Length: ", loc_vertexTransform.BufferLength);
// using?
gl3.glBindFramebuffer(gl3.GL_FRAMEBUFFER, RenderTexture->FrameBuffer);
gl3.glEnable(gl3.GL_SCISSOR_TEST);
gl3.glDepthMask(true);
gl3.glEnable(gl3.GL_DEPTH_TEST);
gl3.glDepthFunc(gl3.GL_LEQUAL);
gl3.glViewport(0, 0, RenderTexture->Width, RenderTexture->Height);
gl3.glScissor(0, 0, RenderTexture->Width, RenderTexture->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, 1.0f, 0.1f);
gl3.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
//gl3.glClearColor(0.0f, 0.0f, Math.Abs(appThread.tracking.HeadPose.Pose.Orientation.z + 0.7f) / 1.4f, 0.0f);
//gl3.glClearColor(0.0f, 0.0f, Math.Abs(appThread.tracking.HeadPose.Pose.Orientation.x + 0.7f) / 1.4f, 0.0f);
//gl3.glClearColor(0.0f, 0.0f, Math.Abs(appThread.tracking.HeadPose.Pose.Orientation.x) / 1.00f, 0.0f);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT | gl3.GL_DEPTH_BUFFER_BIT);
// using
gl3.glUseProgram(appThread.appState.Scene.Program.Program);
// 1094
// thisone is pretty static.
// uniform mat4 ProjectionMatrix;
//gl3.glUniformMatrix4fv(appThread.appState.Scene.Program.Uniforms[(int)ovrUniform_index.UNIFORM_PROJECTION_MATRIX], 1, true, (float*)ref_ProjectionMatrix);
gl3.glUniformMatrix4fv(appThread.appState.Scene.Program.Uniforms[(int)ovrUniform_index.UNIFORM_PROJECTION_MATRIX], 1, true, ref appThread.appState.Renderer.ProjectionMatrix);
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150618/ovrmatrix4f
var eyeViewMatrix = __Matrix4x4.GetEyeViewMatrix(ref appThread.headModelParms, ref centerEyeViewMatrix, eye);
// uniform mat4 ViewMatrix;
gl3.glUniformMatrix4fv(appThread.appState.Scene.Program.Uniforms[(int)ovrUniform_index.UNIFORM_VIEW_MATRIX], 1, true, ref eyeViewMatrix);
// well at this point we should be able to select the type of cube we are about to draw...
var red_or_green = (appThread.appState.FrameIndex / 60) % 3;
// we are essentially reseting the tempplate here. udp could help us here.
if (red_or_green == 0)
{
appThread.appState.Scene.Cube.BindBufferData_red();
}
else if (red_or_green == 1)
{
appThread.appState.Scene.Cube.BindBufferData_green();
}
else
{
appThread.appState.Scene.Cube.BindBufferData_yellow();
}
#region InstanceTransformBuffer
var sizeof_ovrMatrix4f = sizeof(ovrMatrix4f);
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appThread.appState.Scene.InstanceTransformBuffer0);
var gpuInstanceTransformBuffer = 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
// what if we frame update only half of em?
//for (int i = 0; i < NUM_INSTANCES; i++)
// they dissapear!
//var dynamiccount = NUM_INSTANCES / 2 + (appThread.appState.FrameIndex / (60 * 5)) % (NUM_INSTANCES / 2);
var dynamiccount = NUM_INSTANCES;
for (int i = 0; i < dynamiccount; i++)
{
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_CreateRotation i ", i);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_CreateTranslation i ", i);
// VR thread wants to know where our stuff is. lowframe thread changes data it may look choppy.
//var translation = VrApi_Helpers.ovrMatrix4f_CreateTranslation(
// appState.Scene.CubePositions[i].x,
// appState.Scene.CubePositions[i].y,
// appState.Scene.CubePositions[i].z
//);
var rfloor = (i % floors);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ovrMatrix4f_Multiply i ", i);
//var transform = VrApi_Helpers.ovrMatrix4f_Multiply(ref translation, ref rotation);
//var scale2 = default(ovrMatrix4f);
//fixed (float* ff = scale2.M)
//scale2.m
//{
// transform.M[0 + 4 * 0] = 2;
// glsl program not set up do do the scaling?
//translation.M[1 + 4 * 1] = 0.002f;
//translation.M[2 + 4 * 2] = 0.002f;
//translation.M[3 + 4 * 3] = 0.002f;
//}
if (rfloor == 0)
{
var translation = __Matrix4x4.CreateTranslation(
appThread.appState.Scene.CubePositions[i].x,
appThread.appState.Scene.CubePositions[i].y,
appThread.appState.Scene.CubePositions[i].z,
//scale: 1.0f
//scale: 0.15f
scale: scale0
);
gpuInstanceTransformBuffer[i] = __Matrix4x4.Transpose(&translation);
}
else
{
var translation = __Matrix4x4.CreateTranslation(
appThread.appState.Scene.CubePositions[i].x,
appThread.appState.Scene.CubePositions[i].y
+ GLES3JNILib.fields_mousewheel * 0.1f
//* (1.0f + (GLES3JNILib.fields_mousewheel * 0.5f))
,
// moves left to right
appThread.appState.Scene.CubePositions[i].z,
//appThread.appState.Scene.CubePositions[i].z + GLES3JNILib.fields_mousewheel,
scale:
scale
//* (1.0f + (GLES3JNILib.fields_mousewheel * 0.1f))
);
var rotation = __Matrix4x4.CreateRotation(
0,
(float)Math.Cos(appThread.appState.FrameIndex * 0.05f)
,
0
//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
);
var transform2 = __Matrix4x4.Multiply(&translation, &rotation);
// what does it do??um. it messes up the display otherwise?
//var transpose = VrApi_Helpers.ovrMatrix4f_Transpose(ref translation);
var transpose = __Matrix4x4.Transpose(&transform2);
//transpose.M[0 + 4 * 0] = 2;
//transpose.M[1 + 4 * 1] = 2;
//transpose.M[2 + 4 * 2] = 2;
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, ubeTransforms[i] = transpose ", i);
// cuz landscape/portrait???
gpuInstanceTransformBuffer[i] = transpose;
}
//gpuInstanceTransformBuffer[i] = translation;
}
// 1070
gl3.glUnmapBuffer(gl3.GL_ARRAY_BUFFER);
// whats the next buffer to be bound?
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, 0);
#endregion
gl3.glBindVertexArray(appThread.appState.Scene.Cube.VertexArrayObject0);
gl3.glDrawElementsInstanced(gl3.GL_TRIANGLES, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, NUM_INSTANCES);
// gl3.glDrawElementsInstanced(gl3.GL_TRIANGLES, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, (int)dynamiccount);
gl3.glBindVertexArray(0);
// landscape done...
//var mvMatrixStack = default(mat4stack256);
//Action<>
// whats the memory going to do?
#region specialDraw
Action_ffff specialDraw = (x, y, z, xyzscale) =>
{
#region special draw
appThread.appState.Scene.Cube.BindBufferData_yellow();
//gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appThread.appState.Scene.InstanceTransformBuffer1);
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appThread.appState.Scene.InstanceTransformBuffer0);
var gpuInstanceTransformBuffer1 = gl3.glMapBufferRange <ovrMatrix4f>(
gl3.GL_ARRAY_BUFFER, 0,
// do we need marshal.getsize?
NUM_INSTANCES1 * sizeof_ovrMatrix4f,
// the first gl3 members, the other are gl2 apis
gl3.GL_MAP_WRITE_BIT | gl3.GL_MAP_INVALIDATE_BUFFER_BIT
);
var translation1 = __Matrix4x4.CreateTranslation(
x: x,
y: y,
z: z,
scale: xyzscale
);
gpuInstanceTransformBuffer1[0] = __Matrix4x4.Transpose(&translation1);
gl3.glUnmapBuffer(gl3.GL_ARRAY_BUFFER);
// would we know how to prep and use multiple distinct VertexArrayObjects ?
gl3.glBindVertexArray(appThread.appState.Scene.Cube.VertexArrayObject0);
gl3.glDrawElementsInstanced(gl3.GL_TRIANGLES, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, (int)1);
gl3.glBindVertexArray(0);
// whats the next buffer to be bound?
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, 0);
#endregion
};
#endregion
// would be cool if we could use generics someday. jsc rewriter would need to bake em?
specialDraw(10, 0, 20, 8f * 8);
// https://twitter.com/sfnet_ops/status/621859945487581184
// sf.net is down. yikes.
specialDraw(-4, 0, 4, scale);
specialDraw(-4, 1, 4, scale);
specialDraw(-4 - .4f, 1, 4, scale);
specialDraw(-4 + .4f, 1, 4, scale);
#region UDPDraw
Action UDPDraw = () =>
{
#region special draw
appThread.appState.Scene.Cube.BindBufferData_yellow();
//appThread.appState.Scene.Cube.BindBufferData_red();
//gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appThread.appState.Scene.InstanceTransformBuffer1);
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, appThread.appState.Scene.InstanceTransformBuffer0);
var UDPMatrixCount = loc_vertexTransform.BufferLength / 64;
//appThread.appState.tracei60("ovrRenderer_RenderFrame, vertexTransform UDPMatrixCount: ", UDPMatrixCount);
var gpuInstanceTransformBuffer1 = gl3.glMapBufferRange <ovrMatrix4f>(
gl3.GL_ARRAY_BUFFER, 0,
// do we need marshal.getsize?
UDPMatrixCount * sizeof_ovrMatrix4f,
// the first gl3 members, the other are gl2 apis
gl3.GL_MAP_WRITE_BIT | gl3.GL_MAP_INVALIDATE_BUFFER_BIT
);
// implictop from stack
//ovrMatrix4f current = mvMatrixStack;
//var current = mvMatrixStack.Peek();
for (int UDPMatrixIndex = 0; UDPMatrixIndex < UDPMatrixCount; UDPMatrixIndex++)
{
//appThread.appState.tracei60("ovrRenderer_RenderFrame, vertexTransform UDPMatrixIndex: ", UDPMatrixIndex);
//ConsoleExtensions.tracei("ovrRenderer_RenderFrame, vertexTransform UDPMatrixIndex: ", UDPMatrixIndex);
//var xyz = __Matrix4x4.CreateTranslation(
// x: -4 + .4f + (appThread.appState.FrameIndex % 60) * 0.01f,
// y: 0,
// // can we make it float?
// z: 3,
// // or animate its size?
// scale: 1.0f
//);
var xyz = default(ovrMatrix4f);
__Matrix4x4.Set(ref xyz, loc_vertexTransform.Buffer, UDPMatrixIndex);
gpuInstanceTransformBuffer1[UDPMatrixIndex] = __Matrix4x4.Transpose(&xyz);
}
//appThread.appState.tracei60("ovrRenderer_RenderFrame UDPDraw lets use loc_vertexTransform");
//ConsoleExtensions.trace("ovrRenderer_RenderFrame UDPDraw lets use loc_vertexTransform");
gl3.glUnmapBuffer(gl3.GL_ARRAY_BUFFER);
// would we know how to prep and use multiple distinct VertexArrayObjects ?
gl3.glBindVertexArray(appThread.appState.Scene.Cube.VertexArrayObject0);
//gl3.glDrawElementsInstanced(gl3.GL_LINES, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, (int)UDPMatrixCount);
//gl3.glDrawElementsInstanced(gl3.GL_LINE_LOOP, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, (int)UDPMatrixCount);
gl3.glDrawElementsInstanced(gl3.GL_TRIANGLES, appThread.appState.Scene.Cube.IndexCount, gl3.GL_UNSIGNED_SHORT, null, (int)UDPMatrixCount);
gl3.glBindVertexArray(0);
// whats the next buffer to be bound?
gl3.glBindBuffer(gl3.GL_ARRAY_BUFFER, 0);
#endregion
};
#endregion
//// using?
////var mvMatrix0 = __Matrix4x4.CreateTranslation(
//// x: -4 + .4f + (appThread.appState.FrameIndex % 60) * 0.01f,
//// y: 0,
//// // can we make it float?
//// z: 3
//// // or animate its size?
//// //scale: 0.1f
////);
////// [1]=mvMatrix
////mvMatrixStack.Push(mvMatrix0);
UDPDraw();
//mvMatrixStackDraw(-0, 1.4f, 0, 0.12f);
//mvMatrixStackDraw(-0, 1.8f, 0, 0.13f);
//mvMatrixStackDraw(-0, 2.2f, 0, 0.14f);
//mvMatrixStackDraw(0, 1, 1, 0.1f);
//mvMatrixStackDraw(0, 1, -1, 0.1f);
//mvMatrixStack.Pop();
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, RenderTexture->Width, 1);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// top
gl3.glScissor(0, RenderTexture->Height - 1, RenderTexture->Width, 1);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// left
gl3.glScissor(0, 0, 1, RenderTexture->Height);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
// right
gl3.glScissor(RenderTexture->Width - 1, 0, 1, RenderTexture->Height);
gl3.glClear(gl3.GL_COLOR_BUFFER_BIT);
}
#endregion
//// 1119
#region ovrRenderTexture_Resolve
// 763
// Discard the depth buffer, so the tiler won't need to write it back out to memory.
gl3.glInvalidateFramebuffer(gl3.GL_FRAMEBUFFER, 1, depthAttachment);
// Flush this frame worth of commands.
gl3.glFlush();
#endregion
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].TexId = RenderTexture->FrameBufferColorTexture;
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].TexCoordsFromTanAngles = appThread.appState.Renderer.TanAngleMatrix;
parms.Layers[(int)ovrFrameLayerType.VRAPI_FRAME_LAYER_TYPE_WORLD].Images[eye].HeadPose = appThread.tracking.HeadPose;
}
}
gl3.glBindFramebuffer(gl3.GL_FRAMEBUFFER, 0);
appThread.appState.Renderer.BufferIndex = (appThread.appState.Renderer.BufferIndex + 1) % NUM_BUFFERS;
// 1130
//appState.tracei60("exit ovrRenderer_RenderFrame BufferIndex", appState.Renderer.BufferIndex);
//ConsoleExtensions.tracei("exit ovrRenderer_RenderFrame");
return(parms);
}