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, 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);
}