private void SelectNextCamera()
{
if (cameras.Count < 2)
{
return;
}
++currentCamera;
if (currentCamera == cameras.Count)
{
currentCamera = 0;
}
bool gotCamera = cameraObject.PointCamera(cameras[currentCamera].cameraTransform, cameras[currentCamera].currentFoV);
if (!skipMissingCameras)
{
if (rpmComp != null)
{
rpmComp.SetPropVar(cameraInfoVarName + "_ID", internalProp.propID, currentCamera + 1);
}
return;
}
int camerasTested = 1;
while (!gotCamera && camerasTested < cameras.Count)
{
++camerasTested;
++currentCamera;
if (currentCamera == cameras.Count)
{
currentCamera = 0;
}
gotCamera = cameraObject.PointCamera(cameras[currentCamera].cameraTransform, cameras[currentCamera].currentFoV);
}
if (rpmComp != null)
{
rpmComp.SetPropVar(cameraInfoVarName + "_ID", internalProp.propID, currentCamera + 1);
}
}
public void Active(bool state)
{
if (state)
{
cameraObject.PointCamera(camera, ComputeFOV());
}
if (pageHandlerS.activate != null)
{
pageHandlerS.activate(state, pageNumber);
}
if (backgroundHandlerS.activate != null && backgroundHandlerS.activate != pageHandlerS.activate)
{
backgroundHandlerS.activate(state, pageNumber);
}
if (cameraFlickerChance > 0)
{
cameraObject.SetFlicker(cameraFlickerChance, cameraFlickerRange);
}
else
{
cameraObject.SetFlicker(0, 0);
}
}
/// <summary>
/// Initialize the renderable game objects for the HUD.
/// </summary>
/// <param name="screenWidth"></param>
/// <param name="screenHeight"></param>
void InitializeRenderables(RenderTexture screen)
{
float screenWidth = (float)screen.width;
float screenHeight = (float)screen.height;
Shader displayShader = JUtil.LoadInternalShader("RPM-DisplayShader");
if (!string.IsNullOrEmpty(cameraTransform))
{
cameraObject = new FlyingCamera(part, screen, hudCamera.aspect);
cameraObject.PointCamera(cameraTransform, hudFov);
}
if (!string.IsNullOrEmpty(staticOverlay))
{
Material overlayMaterial = new Material(displayShader);
overlayMaterial.color = Color.white;
Texture overlayTexture = GameDatabase.Instance.GetTexture(staticOverlay.EnforceSlashes(), false);
overlayMaterial.mainTexture = overlayTexture;
overlayMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayOverlay" + hudCamera.GetInstanceID(), screenWidth * 0.5f, drawingLayer);
overlayMesh.transform.position = new Vector3(0, 0, 1.0f);
overlayMesh.renderer.material = overlayMaterial;
overlayMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, overlayMesh);
}
if (!string.IsNullOrEmpty(horizonTexture))
{
Shader ladderShader = JUtil.LoadInternalShader("RPM-CroppedDisplayShader");
Material ladderMaterial = new Material(ladderShader);
// _CropBound is in device normalized coordinates (-1 - +1)
Vector4 cropBound = new Vector4(-horizonSize.x / screenWidth, -horizonSize.y / screenHeight, horizonSize.x / screenWidth, horizonSize.y / screenHeight);
ladderMaterial.SetVector("_CropBound", cropBound);
ladderMaterial.color = Color.white;
ladderMaterial.mainTexture = GameDatabase.Instance.GetTexture(horizonTexture.EnforceSlashes(), false);
if (ladderMaterial.mainTexture != null)
{
horizonTextureSize.x = 0.5f * (horizonTextureSize.x / ladderMaterial.mainTexture.width);
horizonTextureSize.y = 0.5f * (horizonTextureSize.y / ladderMaterial.mainTexture.height);
ladderMaterial.mainTexture.wrapMode = TextureWrapMode.Clamp;
ladderMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayLadder" + hudCamera.GetInstanceID(), new Vector2(horizonSize.x * 0.5f, horizonSize.y * 0.5f), new Rect(0.0f, 0.0f, 1.0f, 1.0f), drawingLayer);
ladderMesh.transform.position = new Vector3(0, 0, 1.4f);
ladderMesh.renderer.material = ladderMaterial;
ladderMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, ladderMesh);
if (progradeColorValue.a > 0.0f && showLadderPrograde)
{
Material progradeIconMaterial = new Material(displayShader);
progradeIconMaterial.color = Color.white;
Rect texCoord;
if (string.IsNullOrEmpty(ladderProgradeTexture))
{
progradeIconMaterial.mainTexture = JUtil.GetGizmoTexture();
texCoord = GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE);
}
else
{
Texture2D progradeTexture = GameDatabase.Instance.GetTexture(ladderProgradeTexture.EnforceSlashes(), false);
if (progradeTexture == null)
{
JUtil.LogErrorMessage(this, "Failed to find ladder prograde texture \"{0}\".", ladderProgradeTexture);
}
progradeIconMaterial.mainTexture = progradeTexture;
texCoord = new Rect(0.0f, 0.0f, 1.0f, 1.0f);
}
progradeIconMaterial.SetVector("_Color", progradeColorValue);
progradeLadderIcon = JUtil.CreateSimplePlane("JSIHeadsUpDisplayLadderProgradeIcon" + hudCamera.GetInstanceID(), new Vector2(iconPixelSize * 0.5f, iconPixelSize * 0.5f), texCoord, drawingLayer);
progradeLadderIcon.transform.position = new Vector3(0.0f, 0.0f, 1.35f);
progradeLadderIcon.renderer.material = progradeIconMaterial;
progradeLadderIcon.transform.parent = cameraBody.transform;
}
}
}
if (!string.IsNullOrEmpty(headingBar))
{
Material headingMaterial = new Material(displayShader);
headingMaterial.color = Color.white;
headingMaterial.mainTexture = GameDatabase.Instance.GetTexture(headingBar.EnforceSlashes(), false);
if (headingMaterial.mainTexture != null)
{
headingBarTextureWidth = 0.5f * (headingBarWidth / (float)headingMaterial.mainTexture.width);
headingMaterial.mainTexture.wrapMode = TextureWrapMode.Repeat;
headingMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayHeading" + hudCamera.GetInstanceID(), new Vector2(headingBarPosition.z * 0.5f, headingBarPosition.w * 0.5f), new Rect(0.0f, 0.0f, 1.0f, 1.0f), drawingLayer);
headingMesh.transform.position = new Vector3(headingBarPosition.x + 0.5f * (headingBarPosition.z - screenWidth), 0.5f * (screenHeight - headingBarPosition.w) - headingBarPosition.y, 1.4f);
headingMesh.renderer.material = headingMaterial;
headingMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, headingMesh);
if (progradeColorValue.a > 0.0f && showHeadingBarPrograde)
{
Material progradeIconMaterial = new Material(displayShader);
progradeIconMaterial.color = Color.white;
Rect texCoord;
if (string.IsNullOrEmpty(headingBarProgradeTexture))
{
progradeIconMaterial.mainTexture = JUtil.GetGizmoTexture();
texCoord = GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE);
}
else
{
Texture2D progradeTexture = GameDatabase.Instance.GetTexture(headingBarProgradeTexture.EnforceSlashes(), false);
if (progradeTexture == null)
{
JUtil.LogErrorMessage(this, "Failed to find heading bar prograde texture \"{0}\".", headingBarProgradeTexture);
}
progradeIconMaterial.mainTexture = progradeTexture;
texCoord = new Rect(0.0f, 0.0f, 1.0f, 1.0f);
}
progradeIconMaterial.SetVector("_Color", progradeColorValue);
progradeHeadingIconOrigin = headingBarPosition.x + 0.5f * (headingBarPosition.z - screenWidth);
progradeHeadingIcon = JUtil.CreateSimplePlane("JSIHeadsUpDisplayHeadingProgradeIcon" + hudCamera.GetInstanceID(), new Vector2(iconPixelSize * 0.5f, iconPixelSize * 0.5f), texCoord, drawingLayer);
progradeHeadingIcon.transform.position = new Vector3(progradeHeadingIconOrigin, 0.5f * (screenHeight - headingBarPosition.w) - headingBarPosition.y, 1.35f);
progradeHeadingIcon.renderer.material = progradeIconMaterial;
progradeHeadingIcon.transform.parent = headingMesh.transform;
}
}
}
if (!string.IsNullOrEmpty(verticalBar))
{
ConfigNode[] nodes = GameDatabase.Instance.GetConfigNodes("JSIHUD_VERTICAL_BAR");
string[] vBars = verticalBar.Split(';');
for (int i = 0; i < vBars.Length; ++i)
{
for (int j = 0; j < nodes.Length; ++j)
{
if (nodes[j].HasValue("name") && vBars[i].Trim() == nodes[j].GetValue("name"))
{
try
{
VerticalBar vb = new VerticalBar(nodes[j], screenWidth, screenHeight, drawingLayer, displayShader, cameraBody);
verticalBars.Add(vb);
}
catch (Exception e)
{
JUtil.LogErrorMessage(this, "Error parsing JSIHUD_VERTICAL_BAR: {0}", e);
}
break;
}
}
}
}
}
public void ClickProcessor(int buttonID)
{
if (cameraObject == null)
{
return;
}
if (cameras.Count < 1)
{
return;
}
if (buttonID == zoomIn)
{
zoomDirection = -1.0f;
yawDirection = 0.0f;
pitchDirection = 0.0f;
}
else if (buttonID == zoomOut)
{
zoomDirection = 1.0f;
yawDirection = 0.0f;
pitchDirection = 0.0f;
}
else if (buttonID == yawLeft)
{
zoomDirection = 0.0f;
yawDirection = -1.0f;
pitchDirection = 0.0f;
cameras[currentCamera].seekHome = false;
}
else if (buttonID == yawRight)
{
zoomDirection = 0.0f;
yawDirection = 1.0f;
pitchDirection = 0.0f;
cameras[currentCamera].seekHome = false;
}
else if (buttonID == pitchUp)
{
zoomDirection = 0.0f;
yawDirection = 0.0f;
pitchDirection = 1.0f;
cameras[currentCamera].seekHome = false;
}
else if (buttonID == pitchDown)
{
zoomDirection = 0.0f;
yawDirection = 0.0f;
pitchDirection = -1.0f;
cameras[currentCamera].seekHome = false;
}
else if (buttonID == toggleTargetIcon)
{
showTargetIcon = !showTargetIcon;
}
else if (buttonID == nextCamera)
{
// Stop current camera motion, since we're not going to update it.
cameras[currentCamera].seekHome = false;
++currentCamera;
if (currentCamera == cameras.Count)
{
currentCamera = 0;
}
cameraObject.PointCamera(cameras[currentCamera].cameraTransform, cameras[currentCamera].currentFoV);
}
else if (buttonID == prevCamera)
{
// Stop current camera motion, since we're not going to update it.
cameras[currentCamera].seekHome = false;
if (currentCamera == 0)
{
currentCamera = cameras.Count - 1;
}
else
{
--currentCamera;
}
cameraObject.PointCamera(cameras[currentCamera].cameraTransform, cameras[currentCamera].currentFoV);
}
else if (buttonID == seekHome)
{
cameras[currentCamera].seekHome = true;
}
// Always reset the lastUpdateTime on a button click, in case it
// has been a while since the last click.
lastUpdateTime = Planetarium.GetUniversalTime();
}
public bool RenderCamera(RenderTexture screen, float cameraAspect)
{
// Just in case.
if (!HighLogic.LoadedSceneIsFlight)
{
return(false);
}
if (cameras.Count < 1)
{
return(false);
}
var activeCamera = cameras[currentCamera];
if (string.IsNullOrEmpty(activeCamera.cameraTransform))
{
return(false);
}
if (cameraObject == null)
{
cameraObject = new FlyingCamera(part, screen, cameraAspect);
cameraObject.PointCamera(activeCamera.cameraTransform, activeCamera.currentFoV);
}
cameraObject.FOV = activeCamera.currentFoV;
// Negate pitch - the camera object treats a negative pitch as "up"
if (cameraObject.Render(activeCamera.currentYaw, -activeCamera.currentPitch))
{
ITargetable target = FlightGlobals.fetch.VesselTarget;
bool drawSomething = ((gizmoTexture != null && target != null && showTargetIcon) || homeCrosshairMaterial.color.a > 0);
if (drawSomething)
{
GL.PushMatrix();
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
}
if (gizmoTexture != null && target != null && showTargetIcon)
{
// Figure out which direction the target is.
Vector3 targetDisplacement = target.GetTransform().position - cameraObject.GetTransform().position;
targetDisplacement.Normalize();
// Transform it using the active camera's rotation.
var targetDisp = GetNormalizedScreenPosition(activeCamera, targetDisplacement, cameraAspect);
var iconCenter = new Vector2(screen.width * targetDisp.x, screen.height * targetDisp.y);
// Apply some clamping values to force the icon to stay on screen
iconCenter.x = Math.Max(iconPixelSize * 0.5f, iconCenter.x);
iconCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, iconCenter.x);
iconCenter.y = Math.Max(iconPixelSize * 0.5f, iconCenter.y);
iconCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, iconCenter.y);
var position = new Rect(iconCenter.x - iconPixelSize * 0.5f, iconCenter.y - iconPixelSize * 0.5f, iconPixelSize, iconPixelSize);
Graphics.DrawTexture(position, gizmoTexture, GizmoIcons.GetIconLocation(GizmoIcons.IconType.TARGETPLUS), 0, 0, 0, 0, iconMaterial);
}
if (homeCrosshairMaterial.color.a > 0)
{
// Mihara: Reference point cameras are different enough to warrant it.
var cameraForward = cameraObject.GetTransformForward();
var crossHairCenter = GetNormalizedScreenPosition(activeCamera, cameraForward, cameraAspect);
crossHairCenter.x *= screen.width;
crossHairCenter.y *= screen.height;
crossHairCenter.x = Math.Max(iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.y = Math.Max(iconPixelSize * 0.5f, crossHairCenter.y);
crossHairCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, crossHairCenter.y);
float zoomAdjustedIconSize = iconPixelSize * Mathf.Tan(Mathf.Deg2Rad * activeCamera.fovLimits.y * 0.5f) / Mathf.Tan(Mathf.Deg2Rad * activeCamera.currentFoV * 0.5f);
homeCrosshairMaterial.SetPass(0);
GL.Begin(GL.LINES);
GL.Vertex3(crossHairCenter.x - zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x + zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y - zoomAdjustedIconSize * 0.5f, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y + zoomAdjustedIconSize * 0.5f, 0.0f);
GL.End();
}
if (drawSomething)
{
GL.PopMatrix();
}
return(true);
}
return(false);
}
public bool RenderCamera(RenderTexture screen, float cameraAspect)
{
// Just in case.
if (HighLogic.LoadedSceneIsEditor) {
return false;
}
if(cameras.Count < 1) {
return false;
}
var activeCamera = cameras[currentCamera];
if (string.IsNullOrEmpty(activeCamera.cameraTransform)) {
return false;
}
if (cameraObject == null) {
cameraObject = new FlyingCamera(part, screen, cameraAspect);
cameraObject.PointCamera(activeCamera.cameraTransform, activeCamera.currentFoV);
}
cameraObject.FOV = activeCamera.currentFoV;
// Negate pitch - the camera object treats a negative pitch as "up"
if (cameraObject.Render(activeCamera.currentYaw, -activeCamera.currentPitch)) {
ITargetable target = FlightGlobals.fetch.VesselTarget;
bool drawSomething = ((gizmoTexture != null && target != null && showTargetIcon) || homeCrosshairMaterial.color.a > 0);
if (drawSomething) {
GL.PushMatrix();
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
}
if (gizmoTexture != null && target != null && showTargetIcon) {
// Figure out which direction the target is.
Vector3 targetDisplacement = target.GetTransform().position - cameraObject.GetTransform().position;
targetDisplacement.Normalize();
// Transform it using the active camera's rotation.
var targetDisp = GetNormalizedScreenPosition(activeCamera, targetDisplacement, cameraAspect);
var iconCenter = new Vector2(screen.width * targetDisp.x, screen.height * targetDisp.y);
// Apply some clamping values to force the icon to stay on screen
iconCenter.x = Math.Max(iconPixelSize * 0.5f, iconCenter.x);
iconCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, iconCenter.x);
iconCenter.y = Math.Max(iconPixelSize * 0.5f, iconCenter.y);
iconCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, iconCenter.y);
var position = new Rect(iconCenter.x - iconPixelSize * 0.5f, iconCenter.y - iconPixelSize * 0.5f, iconPixelSize, iconPixelSize);
Graphics.DrawTexture(position, gizmoTexture, GizmoIcons.GetIconLocation(GizmoIcons.IconType.TARGETPLUS), 0, 0, 0, 0, iconMaterial);
}
if (homeCrosshairMaterial.color.a > 0) {
// Mihara: Reference point cameras are different enough to warrant it.
var cameraForward = cameraObject.GetTransformForward();
var crossHairCenter = GetNormalizedScreenPosition(activeCamera, cameraForward, cameraAspect);
crossHairCenter.x *= screen.width;
crossHairCenter.y *= screen.height;
crossHairCenter.x = Math.Max(iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.y = Math.Max(iconPixelSize * 0.5f, crossHairCenter.y);
crossHairCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, crossHairCenter.y);
float zoomAdjustedIconSize = iconPixelSize * Mathf.Tan(Mathf.Deg2Rad * activeCamera.fovLimits.y * 0.5f) / Mathf.Tan(Mathf.Deg2Rad * activeCamera.currentFoV * 0.5f);
homeCrosshairMaterial.SetPass(0);
GL.Begin(GL.LINES);
GL.Vertex3(crossHairCenter.x - zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x + zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y - zoomAdjustedIconSize * 0.5f, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y + zoomAdjustedIconSize * 0.5f, 0.0f);
GL.End();
}
if (drawSomething) {
GL.PopMatrix();
}
return true;
}
return false;
}
public bool RenderHUD(RenderTexture screen, float cameraAspect)
{
if (screen == null || !startupComplete || HighLogic.LoadedSceneIsEditor)
return false;
// Clear the background, if configured.
GL.Clear(true, true, backgroundColorValue);
// Configure the camera, if configured.
// MOARdV: Might be worthwhile to refactor the flying camera so
// it is created in Start (like new FlyingCamera(part, cameraTransform)),
// and pass the screen, FoV, and aspect ratio (or just screen and
// FoV) as Render parameters, so there's no need to test if the
// camera's been created every render call.
if (cameraObject == null && !string.IsNullOrEmpty(cameraTransform)) {
cameraObject = new FlyingCamera(part, screen, cameraAspect);
cameraObject.PointCamera(cameraTransform, hudFov);
}
// Draw the camera's view, if configured.
if (cameraObject != null) {
cameraObject.Render();
}
// Configure the matrix so that the origin is the center of the screen.
GL.PushMatrix();
// Draw the HUD ladder
// MOARdV note, 2014/03/19: swapping the y values, to invert the
// coordinates so the prograde icon is right-side up.
GL.LoadPixelMatrix(-horizonSize.x * 0.5f, horizonSize.x * 0.5f, horizonSize.y * 0.5f, -horizonSize.y * 0.5f);
GL.Viewport(new Rect((screen.width - horizonSize.x) * 0.5f, (screen.height - horizonSize.y) * 0.5f, horizonSize.x, horizonSize.y));
Vector3 coM = vessel.findWorldCenterOfMass();
Vector3 up = (coM - vessel.mainBody.position).normalized;
Vector3 forward = vessel.GetTransform().up;
Vector3 right = vessel.GetTransform().right;
Vector3 top = Vector3.Cross(right, forward);
Vector3 north = Vector3.Exclude(up, (vessel.mainBody.position + (Vector3d)vessel.mainBody.transform.up * vessel.mainBody.Radius) - coM).normalized;
Vector3d velocityVesselSurface = vessel.orbit.GetVel() - vessel.mainBody.getRFrmVel(coM);
Vector3 velocityVesselSurfaceUnit = velocityVesselSurface.normalized;
if (ladderMaterial) {
// Figure out the texture coordinate scaling for the ladder.
float ladderTextureOffset = horizonTextureSize.y / ladderMaterial.mainTexture.height;
float cosUp = Vector3.Dot(forward, up);
float cosRoll = Vector3.Dot(top, up);
float sinRoll = Vector3.Dot(right, up);
var normalizedRoll = new Vector2(cosRoll, sinRoll);
normalizedRoll.Normalize();
if (normalizedRoll.magnitude < 0.99f) {
// If we're hitting +/- 90 nearly perfectly, the sin and cos will
// be too far out of whack to normalize. Arbitrarily pick
// a roll of 0.0.
normalizedRoll.x = 1.0f;
normalizedRoll.y = 0.0f;
}
cosRoll = normalizedRoll.x;
sinRoll = normalizedRoll.y;
// Mihara: I'm pretty sure this was negative of what it should actually be, at least according to my mockup.
float pitch = -(Mathf.Asin(cosUp) * Mathf.Rad2Deg);
float ladderMidpointCoord;
if (use360horizon) {
// Straight up is texture coord 0.75;
// Straight down is TC 0.25;
ladderMidpointCoord = JUtil.DualLerp(0.25f, 0.75f, -90f, 90f, pitch);
} else {
// Straight up is texture coord 1.0;
// Straight down is TC 0.0;
ladderMidpointCoord = JUtil.DualLerp(0.0f, 1.0f, -90f, 90f, pitch);
}
ladderMaterial.SetPass(0);
GL.Begin(GL.QUADS);
// transform -x -y
GL.TexCoord2(0.5f + horizonTextureSize.x, ladderMidpointCoord - ladderTextureOffset);
GL.Vertex3(cosRoll * horizonSize.x + sinRoll * horizonSize.y, -sinRoll * horizonSize.x + cosRoll * horizonSize.y, 0.0f);
// transform +x -y
GL.TexCoord2(0.5f - horizonTextureSize.x, ladderMidpointCoord - ladderTextureOffset);
GL.Vertex3(-cosRoll * horizonSize.x + sinRoll * horizonSize.y, sinRoll * horizonSize.x + cosRoll * horizonSize.y, 0.0f);
// transform +x +y
GL.TexCoord2(0.5f - horizonTextureSize.x, ladderMidpointCoord + ladderTextureOffset);
GL.Vertex3(-cosRoll * horizonSize.x - sinRoll * horizonSize.y, sinRoll * horizonSize.x - cosRoll * horizonSize.y, 0.0f);
// transform -x +y
GL.TexCoord2(0.5f + horizonTextureSize.x, ladderMidpointCoord + ladderTextureOffset);
GL.Vertex3(cosRoll * horizonSize.x - sinRoll * horizonSize.y, -sinRoll * horizonSize.x - cosRoll * horizonSize.y, 0.0f);
GL.End();
float AoA = velocityVesselSurfaceUnit.AngleInPlane(right, forward);
float AoATC;
if (use360horizon) {
// Straight up is texture coord 0.75;
// Straight down is TC 0.25;
AoATC = JUtil.DualLerp(0.25f, 0.75f, -90f, 90f, pitch + AoA);
} else {
// Straight up is texture coord 1.0;
// Straight down is TC 0.0;
AoATC = JUtil.DualLerp(0.0f, 1.0f, -90f, 90f, pitch + AoA);
}
float Ypos = JUtil.DualLerp(
-horizonSize.y, horizonSize.y,
ladderMidpointCoord - ladderTextureOffset, ladderMidpointCoord + ladderTextureOffset,
AoATC);
// Placing the icon on the (0, Ypos) location, so simplify the transform.
DrawIcon(-sinRoll * Ypos, -cosRoll * Ypos, GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE), progradeColorValue);
}
// Draw the rest of the HUD stuff (0,0) is the top left corner of the screen.
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
GL.Viewport(new Rect(0, 0, screen.width, screen.height));
if (headingMaterial != null) {
Quaternion rotationSurface = Quaternion.LookRotation(north, up);
Quaternion rotationVesselSurface = Quaternion.Inverse(Quaternion.Euler(90, 0, 0) * Quaternion.Inverse(vessel.GetTransform().rotation) * rotationSurface);
float headingTexture = JUtil.DualLerp(0f, 1f, 0f, 360f, rotationVesselSurface.eulerAngles.y);
float headingTextureOffset = (headingBarWidth / headingMaterial.mainTexture.width) / 2;
headingMaterial.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(headingTexture - headingTextureOffset, 1.0f);
GL.Vertex3(headingBarPosition.x, headingBarPosition.y, 0.0f);
GL.TexCoord2(headingTexture + headingTextureOffset, 1.0f);
GL.Vertex3(headingBarPosition.x + headingBarPosition.z, headingBarPosition.y, 0.0f);
GL.TexCoord2(headingTexture + headingTextureOffset, 0.0f);
GL.Vertex3(headingBarPosition.x + headingBarPosition.z, headingBarPosition.y + headingBarPosition.w, 0.0f);
GL.TexCoord2(headingTexture - headingTextureOffset, 0.0f);
GL.Vertex3(headingBarPosition.x, headingBarPosition.y + headingBarPosition.w, 0.0f);
GL.End();
if (showHeadingBarPrograde) {
float slipAngle = velocityVesselSurfaceUnit.AngleInPlane(up, forward);
float slipTC = JUtil.DualLerp(0f, 1f, 0f, 360f, rotationVesselSurface.eulerAngles.y + slipAngle);
float slipIconX = JUtil.DualLerp(headingBarPosition.x, headingBarPosition.x + headingBarPosition.z, headingTexture - headingTextureOffset, headingTexture + headingTextureOffset, slipTC);
DrawIcon(slipIconX, headingBarPosition.y + headingBarPosition.w * 0.5f, GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE), progradeColorValue);
}
}
if (vertBar1Material != null) {
float value = comp.ProcessVariable(vertBar1Variable).MassageToFloat();
if (float.IsNaN(value)) {
value = 0.0f;
}
if (vertBar1UseLog10) {
value = JUtil.PseudoLog10(value);
}
float vertBar1TexCoord = JUtil.DualLerp(vertBar1TextureLimit.x, vertBar1TextureLimit.y, vertBar1Limit.x, vertBar1Limit.y, value);
vertBar1Material.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, vertBar1TexCoord + vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x, vertBar1Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar1TexCoord + vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x + vertBar1Position.z, vertBar1Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar1TexCoord - vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x + vertBar1Position.z, vertBar1Position.y + vertBar1Position.w, 0.0f);
GL.TexCoord2(0.0f, vertBar1TexCoord - vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x, vertBar1Position.y + vertBar1Position.w, 0.0f);
GL.End();
}
if (vertBar2Material != null) {
float value = comp.ProcessVariable(vertBar2Variable).MassageToFloat();
if (float.IsNaN(value)) {
value = 0.0f;
}
if (vertBar2UseLog10) {
value = JUtil.PseudoLog10(value);
}
float vertBar2TexCoord = JUtil.DualLerp(vertBar2TextureLimit.x, vertBar2TextureLimit.y, vertBar2Limit.x, vertBar2Limit.y, value);
vertBar2Material.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, vertBar2TexCoord + vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x, vertBar2Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar2TexCoord + vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x + vertBar2Position.z, vertBar2Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar2TexCoord - vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x + vertBar2Position.z, vertBar2Position.y + vertBar2Position.w, 0.0f);
GL.TexCoord2(0.0f, vertBar2TexCoord - vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x, vertBar2Position.y + vertBar2Position.w, 0.0f);
GL.End();
}
if (overlayMaterial != null) {
overlayMaterial.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, 1.0f);
GL.Vertex3(0.0f, 0.0f, 0.0f);
GL.TexCoord2(1.0f, 1.0f);
GL.Vertex3(screen.width, 0.0f, 0.0f);
GL.TexCoord2(1.0f, 0.0f);
GL.Vertex3(screen.width, screen.height, 0.0f);
GL.TexCoord2(0.0f, 0.0f);
GL.Vertex3(0.0f, screen.height, 0.0f);
GL.End();
}
GL.PopMatrix();
return true;
}
/// <summary>
/// Initialize the renderable game objects for the HUD.
/// </summary>
/// <param name="screenWidth"></param>
/// <param name="screenHeight"></param>
void InitializeRenderables(RenderTexture screen)
{
float screenWidth = (float)screen.width;
float screenHeight = (float)screen.height;
Shader displayShader = JUtil.LoadInternalShader("RPM-DisplayShader");
if (!string.IsNullOrEmpty(cameraTransform))
{
cameraObject = new FlyingCamera(part, screen, hudCamera.aspect);
cameraObject.PointCamera(cameraTransform, hudFov);
}
if (!string.IsNullOrEmpty(staticOverlay))
{
Material overlayMaterial = new Material(displayShader);
overlayMaterial.color = Color.white;
Texture overlayTexture = GameDatabase.Instance.GetTexture(staticOverlay.EnforceSlashes(), false);
overlayMaterial.mainTexture = overlayTexture;
overlayMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayOverlay" + hudCamera.GetInstanceID(), screenWidth * 0.5f, drawingLayer);
overlayMesh.transform.position = new Vector3(0, 0, 1.0f);
overlayMesh.GetComponent <Renderer>().material = overlayMaterial;
overlayMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, overlayMesh);
}
if (!string.IsNullOrEmpty(horizonTexture))
{
Shader ladderShader = JUtil.LoadInternalShader("RPM-CroppedDisplayShader");
Material ladderMaterial = new Material(ladderShader);
// _CropBound is in device normalized coordinates (-1 - +1)
Vector4 cropBound = new Vector4(-horizonSize.x / screenWidth, -horizonSize.y / screenHeight, horizonSize.x / screenWidth, horizonSize.y / screenHeight);
ladderMaterial.SetVector("_CropBound", cropBound);
ladderMaterial.color = Color.white;
ladderMaterial.mainTexture = GameDatabase.Instance.GetTexture(horizonTexture.EnforceSlashes(), false);
if (ladderMaterial.mainTexture != null)
{
float diagonal = horizonSize.magnitude / Mathf.Min(horizonSize.x, horizonSize.y) * 0.5f;
Vector2 horizonDrawSize = diagonal * horizonSize;
horizonTextureSize.x = 0.5f * (horizonTextureSize.x / ladderMaterial.mainTexture.width);
horizonTextureSize.y = 0.5f * (horizonTextureSize.y / ladderMaterial.mainTexture.height);
ladderMaterial.mainTexture.wrapMode = TextureWrapMode.Clamp;
ladderMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayLadder" + hudCamera.GetInstanceID(), horizonDrawSize, new Rect(0.0f, 0.0f, 1.0f, 1.0f), drawingLayer);
ladderMesh.transform.position = new Vector3(0, 0, 1.45f);
ladderMesh.GetComponent <Renderer>().material = ladderMaterial;
ladderMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, ladderMesh);
if (progradeColorValue.a > 0.0f && showLadderPrograde)
{
Material progradeIconMaterial = new Material(displayShader);
progradeIconMaterial.color = Color.white;
Rect texCoord;
if (string.IsNullOrEmpty(ladderProgradeTexture))
{
progradeIconMaterial.mainTexture = JUtil.GetGizmoTexture();
texCoord = GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE);
}
else
{
Texture2D progradeTexture = GameDatabase.Instance.GetTexture(ladderProgradeTexture.EnforceSlashes(), false);
if (progradeTexture == null)
{
JUtil.LogErrorMessage(this, "Failed to find ladder prograde texture \"{0}\".", ladderProgradeTexture);
}
progradeIconMaterial.mainTexture = progradeTexture;
texCoord = new Rect(0.0f, 0.0f, 1.0f, 1.0f);
}
progradeIconMaterial.SetVector("_Color", progradeColorValue);
progradeLadderIcon = JUtil.CreateSimplePlane("JSIHeadsUpDisplayLadderProgradeIcon" + hudCamera.GetInstanceID(), new Vector2(iconPixelSize * 0.5f, iconPixelSize * 0.5f), texCoord, drawingLayer);
progradeLadderIcon.transform.position = new Vector3(0.0f, 0.0f, 1.41f);
progradeLadderIcon.GetComponent <Renderer>().material = progradeIconMaterial;
progradeLadderIcon.transform.parent = cameraBody.transform;
}
}
}
if (!string.IsNullOrEmpty(headingBar))
{
Material headingMaterial = new Material(displayShader);
headingMaterial.color = Color.white;
headingMaterial.mainTexture = GameDatabase.Instance.GetTexture(headingBar.EnforceSlashes(), false);
if (headingMaterial.mainTexture != null)
{
headingBarTextureWidth = 0.5f * (headingBarWidth / (float)headingMaterial.mainTexture.width);
headingMaterial.mainTexture.wrapMode = TextureWrapMode.Repeat;
headingMesh = JUtil.CreateSimplePlane("JSIHeadsUpDisplayHeading" + hudCamera.GetInstanceID(), new Vector2(headingBarPosition.z * 0.5f, headingBarPosition.w * 0.5f), new Rect(0.0f, 0.0f, 1.0f, 1.0f), drawingLayer);
headingMesh.transform.position = new Vector3(headingBarPosition.x + 0.5f * (headingBarPosition.z - screenWidth), 0.5f * (screenHeight - headingBarPosition.w) - headingBarPosition.y, 1.4f);
headingMesh.GetComponent <Renderer>().material = headingMaterial;
headingMesh.transform.parent = cameraBody.transform;
JUtil.ShowHide(false, headingMesh);
if (progradeColorValue.a > 0.0f && showHeadingBarPrograde)
{
Material progradeIconMaterial = new Material(displayShader);
progradeIconMaterial.color = Color.white;
Rect texCoord;
if (string.IsNullOrEmpty(headingBarProgradeTexture))
{
progradeIconMaterial.mainTexture = JUtil.GetGizmoTexture();
texCoord = GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE);
}
else
{
Texture2D progradeTexture = GameDatabase.Instance.GetTexture(headingBarProgradeTexture.EnforceSlashes(), false);
if (progradeTexture == null)
{
JUtil.LogErrorMessage(this, "Failed to find heading bar prograde texture \"{0}\".", headingBarProgradeTexture);
}
progradeIconMaterial.mainTexture = progradeTexture;
texCoord = new Rect(0.0f, 0.0f, 1.0f, 1.0f);
}
progradeIconMaterial.SetVector("_Color", progradeColorValue);
progradeHeadingIconOrigin = headingBarPosition.x + 0.5f * (headingBarPosition.z - screenWidth);
progradeHeadingIcon = JUtil.CreateSimplePlane("JSIHeadsUpDisplayHeadingProgradeIcon" + hudCamera.GetInstanceID(), new Vector2(iconPixelSize * 0.5f, iconPixelSize * 0.5f), texCoord, drawingLayer);
progradeHeadingIcon.transform.position = new Vector3(progradeHeadingIconOrigin, 0.5f * (screenHeight - headingBarPosition.w) - headingBarPosition.y, 1.35f);
progradeHeadingIcon.GetComponent <Renderer>().material = progradeIconMaterial;
progradeHeadingIcon.transform.parent = headingMesh.transform;
}
}
}
if (!string.IsNullOrEmpty(verticalBar))
{
ConfigNode[] nodes = GameDatabase.Instance.GetConfigNodes("JSIHUD_VERTICAL_BAR");
string[] vBars = verticalBar.Split(';');
for (int i = 0; i < vBars.Length; ++i)
{
for (int j = 0; j < nodes.Length; ++j)
{
if (nodes[j].HasValue("name") && vBars[i].Trim() == nodes[j].GetValue("name"))
{
try
{
VerticalBar vb = new VerticalBar(nodes[j], screenWidth, screenHeight, drawingLayer, displayShader, cameraBody);
verticalBars.Add(vb);
}
catch (Exception e)
{
JUtil.LogErrorMessage(this, "Error parsing JSIHUD_VERTICAL_BAR: {0}", e);
}
break;
}
}
}
}
if (!string.IsNullOrEmpty(horizontalBar))
{
ConfigNode[] nodes = GameDatabase.Instance.GetConfigNodes("JSIHUD_HORIZONTAL_BAR");
string[] hBars = horizontalBar.Split(';');
for (int i = 0; i < hBars.Length; ++i)
{
for (int j = 0; j < nodes.Length; ++j)
{
if (nodes[j].HasValue("name") && hBars[i].Trim() == nodes[j].GetValue("name"))
{
try
{
HorizontalBar hb = new HorizontalBar(nodes[j], screenWidth, screenHeight, drawingLayer, displayShader, cameraBody);
horizontalBars.Add(hb);
}
catch (Exception e)
{
JUtil.LogErrorMessage(this, "Error parsing JSIHUD_HORIZONTAL_BAR: {0}", e);
}
break;
}
}
}
}
}
public bool RenderCamera(RenderTexture screen, float cameraAspect)
{
// Just in case.
if (HighLogic.LoadedSceneIsEditor)
{
return(false);
}
if (cameras.Count < 1)
{
return(false);
}
var activeCamera = cameras[currentCamera];
if (string.IsNullOrEmpty(activeCamera.cameraTransform))
{
return(false);
}
if (cameraObject == null)
{
cameraObject = new FlyingCamera(part, cameraAspect);
cameraObject.PointCamera(activeCamera.cameraTransform, activeCamera.currentFoV);
}
cameraObject.FOV = activeCamera.currentFoV;
if (rentexWidth == 0)
{
rentexWidth = screen.width;
rentexHeight = screen.height;
// Note to self: when rentex dims != screen dims, the FOV seems to be wrong (like FOV is smaller).
}
if (renderTex == null)
{
renderTex = new RenderTexture(rentexWidth, rentexHeight, screen.depth);
renderTex.Create();
}
// Negate pitch - the camera object treats a negative pitch as "up"
if (cameraObject.Render(renderTex, activeCamera.currentYaw, -activeCamera.currentPitch))
{
if (cameraEffectMaterial != null)
{
cameraEffectMaterial.SetVector("_ImageDims", new Vector4((float)renderTex.width, (float)renderTex.height, 1.0f / (float)renderTex.width, 1.0f / (float)renderTex.height));
for (int i = 0; i < ceVariables.Count; ++i)
{
float value = ceVariables[i].value.AsFloat();
cameraEffectMaterial.SetFloat(ceVariables[i].variable, value);
}
Graphics.Blit(renderTex, screen, cameraEffectMaterial);
}
else
{
Graphics.Blit(renderTex, screen);
}
renderTex.DiscardContents();
ITargetable target = FlightGlobals.fetch.VesselTarget;
bool drawSomething = ((gizmoTexture != null && target != null && showTargetIcon) || homeCrosshairMaterial.color.a > 0);
if (drawSomething)
{
GL.PushMatrix();
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
}
if (gizmoTexture != null && target != null && showTargetIcon)
{
// Figure out which direction the target is.
Vector3 targetDisplacement = target.GetTransform().position - cameraObject.GetTransform().position;
targetDisplacement.Normalize();
// Transform it using the active camera's rotation.
var targetDisp = GetNormalizedScreenPosition(activeCamera, targetDisplacement, cameraAspect);
var iconCenter = new Vector2(screen.width * targetDisp.x, screen.height * targetDisp.y);
// Apply some clamping values to force the icon to stay on screen
iconCenter.x = Math.Max(iconPixelSize * 0.5f, iconCenter.x);
iconCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, iconCenter.x);
iconCenter.y = Math.Max(iconPixelSize * 0.5f, iconCenter.y);
iconCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, iconCenter.y);
var position = new Rect(iconCenter.x - iconPixelSize * 0.5f, iconCenter.y - iconPixelSize * 0.5f, iconPixelSize, iconPixelSize);
Graphics.DrawTexture(position, gizmoTexture, GizmoIcons.GetIconLocation(GizmoIcons.IconType.TARGETPLUS), 0, 0, 0, 0, iconMaterial);
}
if (homeCrosshairMaterial.color.a > 0)
{
// Mihara: Reference point cameras are different enough to warrant it.
var cameraForward = cameraObject.GetTransformForward();
var crossHairCenter = GetNormalizedScreenPosition(activeCamera, cameraForward, cameraAspect);
crossHairCenter.x *= screen.width;
crossHairCenter.y *= screen.height;
crossHairCenter.x = Math.Max(iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.y = Math.Max(iconPixelSize * 0.5f, crossHairCenter.y);
crossHairCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, crossHairCenter.y);
float zoomAdjustedIconSize = iconPixelSize * Mathf.Tan(Mathf.Deg2Rad * activeCamera.fovLimits.y * 0.5f) / Mathf.Tan(Mathf.Deg2Rad * activeCamera.currentFoV * 0.5f);
homeCrosshairMaterial.SetPass(0);
GL.Begin(GL.LINES);
GL.Vertex3(crossHairCenter.x - zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x + zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y - zoomAdjustedIconSize * 0.5f, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y + zoomAdjustedIconSize * 0.5f, 0.0f);
GL.End();
}
if (drawSomething)
{
GL.PopMatrix();
}
return(true);
}
else if (skipMissingCameras)
{
// This will handle cameras getting ejected while in use.
SelectNextCamera();
}
return(false);
}
public bool RenderHUD(RenderTexture screen, float cameraAspect)
{
if (screen == null || !startupComplete || HighLogic.LoadedSceneIsEditor)
{
return(false);
}
// Clear the background, if configured.
GL.Clear(true, true, backgroundColorValue);
// Configure the camera, if configured.
// MOARdV: Might be worthwhile to refactor the flying camera so
// it is created in Start (like new FlyingCamera(part, cameraTransform)),
// and pass the screen, FoV, and aspect ratio (or just screen and
// FoV) as Render parameters, so there's no need to test if the
// camera's been created every render call.
if (cameraObject == null && !string.IsNullOrEmpty(cameraTransform))
{
cameraObject = new FlyingCamera(part, screen, cameraAspect);
cameraObject.PointCamera(cameraTransform, hudFov);
}
// Draw the camera's view, if configured.
if (cameraObject != null)
{
cameraObject.Render();
}
// Configure the matrix so that the origin is the center of the screen.
GL.PushMatrix();
// Draw the HUD ladder
// MOARdV note, 2014/03/19: swapping the y values, to invert the
// coordinates so the prograde icon is right-side up.
GL.LoadPixelMatrix(-horizonSize.x * 0.5f, horizonSize.x * 0.5f, horizonSize.y * 0.5f, -horizonSize.y * 0.5f);
GL.Viewport(new Rect((screen.width - horizonSize.x) * 0.5f, (screen.height - horizonSize.y) * 0.5f, horizonSize.x, horizonSize.y));
Vector3 coM = vessel.findWorldCenterOfMass();
Vector3 up = (coM - vessel.mainBody.position).normalized;
Vector3 forward = vessel.GetTransform().up;
Vector3 right = vessel.GetTransform().right;
Vector3 top = Vector3.Cross(right, forward);
Vector3 north = Vector3.Exclude(up, (vessel.mainBody.position + (Vector3d)vessel.mainBody.transform.up * vessel.mainBody.Radius) - coM).normalized;
Vector3d velocityVesselSurface = vessel.orbit.GetVel() - vessel.mainBody.getRFrmVel(coM);
Vector3 velocityVesselSurfaceUnit = velocityVesselSurface.normalized;
if (ladderMaterial)
{
// Figure out the texture coordinate scaling for the ladder.
float ladderTextureOffset = horizonTextureSize.y / ladderMaterial.mainTexture.height;
float cosUp = Vector3.Dot(forward, up);
float cosRoll = Vector3.Dot(top, up);
float sinRoll = Vector3.Dot(right, up);
var normalizedRoll = new Vector2(cosRoll, sinRoll);
normalizedRoll.Normalize();
if (normalizedRoll.magnitude < 0.99f)
{
// If we're hitting +/- 90 nearly perfectly, the sin and cos will
// be too far out of whack to normalize. Arbitrarily pick
// a roll of 0.0.
normalizedRoll.x = 1.0f;
normalizedRoll.y = 0.0f;
}
cosRoll = normalizedRoll.x;
sinRoll = normalizedRoll.y;
// Mihara: I'm pretty sure this was negative of what it should actually be, at least according to my mockup.
float pitch = -(Mathf.Asin(cosUp) * Mathf.Rad2Deg);
float ladderMidpointCoord;
if (use360horizon)
{
// Straight up is texture coord 0.75;
// Straight down is TC 0.25;
ladderMidpointCoord = JUtil.DualLerp(0.25f, 0.75f, -90f, 90f, pitch);
}
else
{
// Straight up is texture coord 1.0;
// Straight down is TC 0.0;
ladderMidpointCoord = JUtil.DualLerp(0.0f, 1.0f, -90f, 90f, pitch);
}
ladderMaterial.SetPass(0);
GL.Begin(GL.QUADS);
// transform -x -y
GL.TexCoord2(0.5f + horizonTextureSize.x, ladderMidpointCoord - ladderTextureOffset);
GL.Vertex3(cosRoll * horizonSize.x + sinRoll * horizonSize.y, -sinRoll * horizonSize.x + cosRoll * horizonSize.y, 0.0f);
// transform +x -y
GL.TexCoord2(0.5f - horizonTextureSize.x, ladderMidpointCoord - ladderTextureOffset);
GL.Vertex3(-cosRoll * horizonSize.x + sinRoll * horizonSize.y, sinRoll * horizonSize.x + cosRoll * horizonSize.y, 0.0f);
// transform +x +y
GL.TexCoord2(0.5f - horizonTextureSize.x, ladderMidpointCoord + ladderTextureOffset);
GL.Vertex3(-cosRoll * horizonSize.x - sinRoll * horizonSize.y, sinRoll * horizonSize.x - cosRoll * horizonSize.y, 0.0f);
// transform -x +y
GL.TexCoord2(0.5f + horizonTextureSize.x, ladderMidpointCoord + ladderTextureOffset);
GL.Vertex3(cosRoll * horizonSize.x - sinRoll * horizonSize.y, -sinRoll * horizonSize.x - cosRoll * horizonSize.y, 0.0f);
GL.End();
float AoA = velocityVesselSurfaceUnit.AngleInPlane(right, forward);
float AoATC;
if (use360horizon)
{
// Straight up is texture coord 0.75;
// Straight down is TC 0.25;
AoATC = JUtil.DualLerp(0.25f, 0.75f, -90f, 90f, pitch + AoA);
}
else
{
// Straight up is texture coord 1.0;
// Straight down is TC 0.0;
AoATC = JUtil.DualLerp(0.0f, 1.0f, -90f, 90f, pitch + AoA);
}
float Ypos = JUtil.DualLerp(
-horizonSize.y, horizonSize.y,
ladderMidpointCoord - ladderTextureOffset, ladderMidpointCoord + ladderTextureOffset,
AoATC);
// Placing the icon on the (0, Ypos) location, so simplify the transform.
DrawIcon(-sinRoll * Ypos, -cosRoll * Ypos, GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE), progradeColorValue);
}
// Draw the rest of the HUD stuff (0,0) is the top left corner of the screen.
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
GL.Viewport(new Rect(0, 0, screen.width, screen.height));
if (headingMaterial != null)
{
Quaternion rotationSurface = Quaternion.LookRotation(north, up);
Quaternion rotationVesselSurface = Quaternion.Inverse(Quaternion.Euler(90, 0, 0) * Quaternion.Inverse(vessel.GetTransform().rotation) * rotationSurface);
float headingTexture = JUtil.DualLerp(0f, 1f, 0f, 360f, rotationVesselSurface.eulerAngles.y);
float headingTextureOffset = (headingBarWidth / headingMaterial.mainTexture.width) / 2;
headingMaterial.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(headingTexture - headingTextureOffset, 1.0f);
GL.Vertex3(headingBarPosition.x, headingBarPosition.y, 0.0f);
GL.TexCoord2(headingTexture + headingTextureOffset, 1.0f);
GL.Vertex3(headingBarPosition.x + headingBarPosition.z, headingBarPosition.y, 0.0f);
GL.TexCoord2(headingTexture + headingTextureOffset, 0.0f);
GL.Vertex3(headingBarPosition.x + headingBarPosition.z, headingBarPosition.y + headingBarPosition.w, 0.0f);
GL.TexCoord2(headingTexture - headingTextureOffset, 0.0f);
GL.Vertex3(headingBarPosition.x, headingBarPosition.y + headingBarPosition.w, 0.0f);
GL.End();
if (showHeadingBarPrograde)
{
float slipAngle = velocityVesselSurfaceUnit.AngleInPlane(up, forward);
float slipTC = JUtil.DualLerp(0f, 1f, 0f, 360f, rotationVesselSurface.eulerAngles.y + slipAngle);
float slipIconX = JUtil.DualLerp(headingBarPosition.x, headingBarPosition.x + headingBarPosition.z, headingTexture - headingTextureOffset, headingTexture + headingTextureOffset, slipTC);
DrawIcon(slipIconX, headingBarPosition.y + headingBarPosition.w * 0.5f, GizmoIcons.GetIconLocation(GizmoIcons.IconType.PROGRADE), progradeColorValue);
}
}
if (vertBar1Material != null)
{
float value = comp.ProcessVariable(vertBar1Variable).MassageToFloat();
if (float.IsNaN(value))
{
value = 0.0f;
}
if (vertBar1UseLog10)
{
value = JUtil.PseudoLog10(value);
}
float vertBar1TexCoord = JUtil.DualLerp(vertBar1TextureLimit.x, vertBar1TextureLimit.y, vertBar1Limit.x, vertBar1Limit.y, value);
vertBar1Material.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, vertBar1TexCoord + vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x, vertBar1Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar1TexCoord + vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x + vertBar1Position.z, vertBar1Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar1TexCoord - vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x + vertBar1Position.z, vertBar1Position.y + vertBar1Position.w, 0.0f);
GL.TexCoord2(0.0f, vertBar1TexCoord - vertBar1TextureSize);
GL.Vertex3(vertBar1Position.x, vertBar1Position.y + vertBar1Position.w, 0.0f);
GL.End();
}
if (vertBar2Material != null)
{
float value = comp.ProcessVariable(vertBar2Variable).MassageToFloat();
if (float.IsNaN(value))
{
value = 0.0f;
}
if (vertBar2UseLog10)
{
value = JUtil.PseudoLog10(value);
}
float vertBar2TexCoord = JUtil.DualLerp(vertBar2TextureLimit.x, vertBar2TextureLimit.y, vertBar2Limit.x, vertBar2Limit.y, value);
vertBar2Material.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, vertBar2TexCoord + vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x, vertBar2Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar2TexCoord + vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x + vertBar2Position.z, vertBar2Position.y, 0.0f);
GL.TexCoord2(1.0f, vertBar2TexCoord - vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x + vertBar2Position.z, vertBar2Position.y + vertBar2Position.w, 0.0f);
GL.TexCoord2(0.0f, vertBar2TexCoord - vertBar2TextureSize);
GL.Vertex3(vertBar2Position.x, vertBar2Position.y + vertBar2Position.w, 0.0f);
GL.End();
}
if (overlayMaterial != null)
{
overlayMaterial.SetPass(0);
GL.Begin(GL.QUADS);
GL.TexCoord2(0.0f, 1.0f);
GL.Vertex3(0.0f, 0.0f, 0.0f);
GL.TexCoord2(1.0f, 1.0f);
GL.Vertex3(screen.width, 0.0f, 0.0f);
GL.TexCoord2(1.0f, 0.0f);
GL.Vertex3(screen.width, screen.height, 0.0f);
GL.TexCoord2(0.0f, 0.0f);
GL.Vertex3(0.0f, screen.height, 0.0f);
GL.End();
}
GL.PopMatrix();
return(true);
}
public bool RenderCamera(RenderTexture screen, float cameraAspect)
{
// Just in case.
if (HighLogic.LoadedSceneIsEditor)
{
return false;
}
if (cameras.Count < 1)
{
return false;
}
var activeCamera = cameras[currentCamera];
if (string.IsNullOrEmpty(activeCamera.cameraTransform))
{
return false;
}
if (cameraObject == null)
{
cameraObject = new FlyingCamera(part, cameraAspect);
cameraObject.PointCamera(activeCamera.cameraTransform, activeCamera.currentFoV);
}
cameraObject.FOV = activeCamera.currentFoV;
if (rentexWidth == 0)
{
rentexWidth = screen.width;
rentexHeight = screen.height;
// Note to self: when rentex dims != screen dims, the FOV seems to be wrong (like FOV is smaller).
}
if (renderTex == null)
{
renderTex = new RenderTexture(rentexWidth, rentexHeight, screen.depth);
renderTex.Create();
}
// Negate pitch - the camera object treats a negative pitch as "up"
if (cameraObject.Render(renderTex, activeCamera.currentYaw, -activeCamera.currentPitch))
{
if (cameraEffectMaterial != null)
{
cameraEffectMaterial.SetVector("_ImageDims", new Vector4((float)renderTex.width, (float)renderTex.height, 1.0f / (float)renderTex.width, 1.0f / (float)renderTex.height));
for (int i = 0; i < ceVariables.Count; ++i)
{
float value = ceVariables[i].value.AsFloat();
cameraEffectMaterial.SetFloat(ceVariables[i].variable, value);
}
Graphics.Blit(renderTex, screen, cameraEffectMaterial);
}
else
{
Graphics.Blit(renderTex, screen);
}
renderTex.DiscardContents();
ITargetable target = FlightGlobals.fetch.VesselTarget;
bool drawSomething = ((gizmoTexture != null && target != null && showTargetIcon) || homeCrosshairMaterial.color.a > 0);
if (drawSomething)
{
GL.PushMatrix();
GL.LoadPixelMatrix(0, screen.width, screen.height, 0);
}
if (gizmoTexture != null && target != null && showTargetIcon)
{
// Figure out which direction the target is.
Vector3 targetDisplacement = target.GetTransform().position - cameraObject.GetTransform().position;
targetDisplacement.Normalize();
// Transform it using the active camera's rotation.
var targetDisp = GetNormalizedScreenPosition(activeCamera, targetDisplacement, cameraAspect);
var iconCenter = new Vector2(screen.width * targetDisp.x, screen.height * targetDisp.y);
// Apply some clamping values to force the icon to stay on screen
iconCenter.x = Math.Max(iconPixelSize * 0.5f, iconCenter.x);
iconCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, iconCenter.x);
iconCenter.y = Math.Max(iconPixelSize * 0.5f, iconCenter.y);
iconCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, iconCenter.y);
var position = new Rect(iconCenter.x - iconPixelSize * 0.5f, iconCenter.y - iconPixelSize * 0.5f, iconPixelSize, iconPixelSize);
Graphics.DrawTexture(position, gizmoTexture, GizmoIcons.GetIconLocation(GizmoIcons.IconType.TARGETPLUS), 0, 0, 0, 0, iconMaterial);
}
if (homeCrosshairMaterial.color.a > 0)
{
// Mihara: Reference point cameras are different enough to warrant it.
var cameraForward = cameraObject.GetTransformForward();
var crossHairCenter = GetNormalizedScreenPosition(activeCamera, cameraForward, cameraAspect);
crossHairCenter.x *= screen.width;
crossHairCenter.y *= screen.height;
crossHairCenter.x = Math.Max(iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.x = Math.Min(screen.width - iconPixelSize * 0.5f, crossHairCenter.x);
crossHairCenter.y = Math.Max(iconPixelSize * 0.5f, crossHairCenter.y);
crossHairCenter.y = Math.Min(screen.height - iconPixelSize * 0.5f, crossHairCenter.y);
float zoomAdjustedIconSize = iconPixelSize * Mathf.Tan(Mathf.Deg2Rad * activeCamera.fovLimits.y * 0.5f) / Mathf.Tan(Mathf.Deg2Rad * activeCamera.currentFoV * 0.5f);
homeCrosshairMaterial.SetPass(0);
GL.Begin(GL.LINES);
GL.Vertex3(crossHairCenter.x - zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x + zoomAdjustedIconSize * 0.5f, crossHairCenter.y, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y - zoomAdjustedIconSize * 0.5f, 0.0f);
GL.Vertex3(crossHairCenter.x, crossHairCenter.y + zoomAdjustedIconSize * 0.5f, 0.0f);
GL.End();
}
if (drawSomething)
{
GL.PopMatrix();
}
return true;
}
else if (skipMissingCameras)
{
// This will handle cameras getting ejected while in use.
SelectNextCamera();
}
return false;
}